firefox might cause unnecessary disk activity when going to a new website
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
firefox (Ubuntu) |
Won't Fix
|
Undecided
|
Unassigned |
Bug Description
Binary package hint: firefox
Each time firefox goes to a new website firefox accesses the disk. IMHO cache/cookies/
firefox might cause unnecessary disk activity. It is important for laptop users to reduce unnecessary disk-activity because the harddrive head might be parked or the drive might be spun down.
lm-profiler run :
Read accesses at 214/600 in lm-profiler run: firefox-bin
Read accesses at 220/600 in lm-profiler run: firefox-bin
Read accesses at 223/600 in lm-profiler run: firefox-bin
Read accesses at 228/600 in lm-profiler run: firefox-bin
Read accesses at 234/600 in lm-profiler run: firefox-bin
Read accesses at 236/600 in lm-profiler run: firefox-bin
This might be one of the contributors to the famous Load_Cycle_Count bug :
https:/
https:/
$sudo su vm/block_ dump
$echo 1 > /proc/sys/
$exit
$sudo dmesg -c
opening a new tab and going to a website (two times)
$dmesg | grep firefox
result :
[ 1900.468000] firefox-bin(6521): dirtied inode 18829523 (sessionstore-1.js) on dm-2
[ 1900.468000] firefox-bin(6521): dirtied inode 18829540 (?) on dm-2
[ 1901.580000] firefox-bin(6521): dirtied inode 19927160 (_CACHE_001_) on dm-2
[ 1901.580000] firefox-bin(6521): dirtied inode 19927160 (_CACHE_001_) on dm-2
[ 1901.896000] firefox-bin(6521): dirtied inode 19927160 (_CACHE_001_) on dm-2
[ 1910.504000] firefox-bin(6521): dirtied inode 18829540 (sessionstore-1.js) on dm-2
[ 1911.568000] firefox-bin(6521): dirtied inode 18826308 (history.dat) on dm-2
[ 1911.568000] firefox-bin(6521): dirtied inode 18826308 (history.dat) on dm-2
[ 1911.568000] firefox-bin(6521): dirtied inode 18826308 (history.dat) on dm-2
[ 1920.212000] firefox-bin(6521): dirtied inode 18829523 (prefs-1.js) on dm-2
[ 1920.216000] firefox-bin(6521): dirtied inode 18827110 (?) on dm-2
[ 1923.632000] firefox-bin(6521): dirtied inode 18827110 (localstore-1.rdf) on dm-2
[ 1923.636000] firefox-bin(6521): dirtied inode 18829504 (?) on dm-2
[ 1933.100000] firefox-bin(6521): dirtied inode 18829504 (sessionstore-1.js) on dm-2
[ 1933.852000] firefox-bin(6521): dirtied inode 19927161 (_CACHE_002_) on dm-2
[ 1933.852000] firefox-bin(6521): dirtied inode 19927161 (_CACHE_002_) on dm-2
[ 1933.896000] firefox-bin(6521): dirtied inode 19927165 (_CACHE_003_) on dm-2
[ 1933.896000] firefox-bin(6521): dirtied inode 19927165 (_CACHE_003_) on dm-2
[ 1934.308000] firefox-bin(6521): READ block 404671336 on dm-2
[ 1934.332000] firefox-bin(6521): READ block 404671432 on dm-2
[ 1934.332000] firefox-bin(6521): READ block 404671880 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671368 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671376 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671384 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671392 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671400 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671408 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671416 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671424 on dm-2
[ 1934.340000] firefox-bin(6521): READ block 404671440 on dm-2
[ 1934.344000] firefox-bin(6521): READ block 404671680 on dm-2
[ 1934.592000] firefox-bin(6521): dirtied inode 19927161 (_CACHE_002_) on dm-2
[ 1934.592000] firefox-bin(6521): dirtied inode 19927205 (BF0F490Ed01) on dm-2
[ 1934.800000] firefox-bin(6521): dirtied inode 19927206 (69F3B802d01) on dm-2
[ 1935.260000] firefox-bin(6536): READ block 302259800 on dm-2
[ 1935.320000] firefox-bin(6521): dirtied inode 19927160 (_CACHE_001_) on dm-2
[ 1935.464000] firefox-bin(6521): dirtied inode 19927160 (_CACHE_001_) on dm-2
[ 1940.276000] firefox-bin(6521): dirtied inode 18829540 (cookies-1.txt) on dm-2
[ 1940.280000] firefox-bin(6521): dirtied inode 18829538 (?) on dm-2
[ 1943.148000] firefox-bin(6521): dirtied inode 18829538 (sessionstore-1.js) on dm-2