---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-373 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
---> lscpu:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 4
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 49
Model name: AMD EPYC-Rome Processor
Stepping: 0
CPU MHz: 2800.000
BogoMIPS: 5600.00
Virtualization: AMD-V
Hypervisor vendor: KVM
Virtualization type: full
L1d cache: 32K
L1i cache: 32K
L2 cache: 512K
L3 cache: 16384K
NUMA node0 CPU(s): 0-3
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities
---> nproc:
4
---> df -h:
Filesystem Size Used Avail Use% Mounted on
udev 2.0G 0 2.0G 0% /dev
tmpfs 395M 664K 394M 1% /run
/dev/vda1 20G 7.7G 12G 40% /
tmpfs 2.0G 0 2.0G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup
/dev/vda15 105M 4.4M 100M 5% /boot/efi
tmpfs 395M 0 395M 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 3943 672 998 0 2272 3005
Swap: 1023 0 1023
---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000
link/ether fa:16:3e:63:17:ba brd ff:ff:ff:ff:ff:ff
inet 10.32.7.77/23 brd 10.32.7.255 scope global dynamic ens3
valid_lft 86062sec preferred_lft 86062sec
inet6 fe80::f816:3eff:fe63:17ba/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-373) 02/15/25 _x86_64_ (4 CPU)
05:14:53 LINUX RESTART (4 CPU)
05:15:01 tps rtps wtps bread/s bwrtn/s
05:16:01 145.66 54.72 90.93 3619.26 24747.21
05:17:01 82.12 29.73 52.39 1629.60 10166.71
05:18:01 11.68 1.33 10.35 27.86 447.53
05:19:01 35.18 10.50 24.68 721.88 3140.68
05:20:01 47.94 7.03 40.91 258.89 8682.82
Average: 64.52 20.66 43.85 1251.50 9436.99
05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
05:16:01 1833048 3396976 2205596 54.61 50840 1668260 592484 11.65 503112 1528756 166884
05:17:01 1482516 3211888 2556128 63.29 57400 1819856 770368 15.14 702160 1664996 4724
05:18:01 1461128 3198800 2577516 63.82 59288 1824864 787824 15.49 717548 1668512 1572
05:19:01 623160 2470164 3415484 84.57 61756 1927816 1425596 28.02 1476160 1732652 876
05:20:01 1072784 3124868 2965860 73.44 66404 2123852 767732 15.09 955992 1800956 14568
Average: 1294527 3080539 2744117 67.95 59138 1872930 868801 17.08 870994 1679174 37725
05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
05:16:01 ens3 371.42 244.34 1566.97 68.43 0.00 0.00 0.00 0.00
05:16:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00
05:17:01 ens3 137.78 131.66 764.82 26.20 0.00 0.00 0.00 0.00
05:17:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00
05:18:01 ens3 73.30 103.72 70.97 19.88 0.00 0.00 0.00 0.00
05:18:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00
05:19:01 ens3 205.25 227.65 1320.67 41.89 0.00 0.00 0.00 0.00
05:19:01 lo 89.29 89.29 32.96 32.96 0.00 0.00 0.00 0.00
05:20:01 ens3 550.69 428.68 1469.66 178.50 0.00 0.00 0.00 0.00
05:20:01 lo 29.20 29.20 3.33 3.33 0.00 0.00 0.00 0.00
Average: ens3 267.69 227.21 1038.62 66.98 0.00 0.00 0.00 0.00
Average: lo 24.26 24.26 7.31 7.31 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-373) 02/15/25 _x86_64_ (4 CPU)
05:14:53 LINUX RESTART (4 CPU)
05:15:01 CPU %user %nice %system %iowait %steal %idle
05:16:01 all 20.90 0.00 1.81 4.20 0.06 73.02
05:16:01 0 22.30 0.00 1.77 2.44 0.07 73.42
05:16:01 1 10.75 0.00 1.00 0.77 0.03 87.45
05:16:01 2 38.92 0.00 3.10 4.56 0.10 53.32
05:16:01 3 11.67 0.00 1.39 9.05 0.05 77.84
05:17:01 all 13.34 0.00 0.74 1.49 0.05 84.39
05:17:01 0 7.25 0.00 0.52 2.92 0.05 89.26
05:17:01 1 9.07 0.00 0.50 1.13 0.03 89.26
05:17:01 2 26.27 0.00 1.17 0.42 0.07 72.07
05:17:01 3 10.74 0.00 0.72 1.50 0.03 87.01
05:18:01 all 4.11 0.00 0.24 0.08 0.03 95.55
05:18:01 0 2.24 0.00 0.18 0.08 0.02 97.47
05:18:01 1 5.00 0.00 0.13 0.05 0.03 94.78
05:18:01 2 5.46 0.00 0.55 0.03 0.05 93.91
05:18:01 3 3.72 0.00 0.07 0.12 0.03 96.06
05:19:01 all 34.35 0.00 1.09 0.41 0.08 64.08
05:19:01 0 33.09 0.00 0.90 0.52 0.07 65.42
05:19:01 1 34.26 0.00 1.10 0.42 0.08 64.13
05:19:01 2 33.52 0.00 1.36 0.42 0.07 64.63
05:19:01 3 36.52 0.00 1.02 0.28 0.07 62.11
05:20:01 all 28.37 0.00 1.33 0.42 0.06 69.82
05:20:01 0 29.71 0.00 1.29 0.52 0.05 68.44
05:20:01 1 17.89 0.00 1.15 0.15 0.05 80.76
05:20:01 2 34.94 0.00 1.52 0.28 0.08 63.17
05:20:01 3 30.93 0.00 1.37 0.73 0.05 66.92
Average: all 20.21 0.00 1.04 1.32 0.06 77.38
Average: 0 18.93 0.00 0.93 1.30 0.05 78.79
Average: 1 15.39 0.00 0.78 0.50 0.05 83.28
Average: 2 27.81 0.00 1.54 1.14 0.07 69.44
Average: 3 18.71 0.00 0.91 2.34 0.05 77.99