---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-10996 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev
tmpfs 1.6G 672K 1.6G 1% /run
/dev/vda1 78G 8.5G 69G 11% /
tmpfs 7.9G 0 7.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup
/dev/vda15 105M 4.4M 100M 5% /boot/efi
tmpfs 1.6G 0 1.6G 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 16040 582 13063 0 2393 15143
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 1458 qdisc mq state UP group default qlen 1000
link/ether fa:16:3e:70:a4:13 brd ff:ff:ff:ff:ff:ff
inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic ens3
valid_lft 86016sec preferred_lft 86016sec
inet6 fe80::f816:3eff:fe70:a413/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10996) 03/26/25 _x86_64_ (4 CPU)
12:40:29 LINUX RESTART (4 CPU)
12:41:01 tps rtps wtps bread/s bwrtn/s
12:42:01 26.86 0.00 26.86 0.00 34536.75
12:43:01 1.82 0.00 1.82 0.00 22.13
12:44:01 4.18 3.17 1.02 120.91 206.10
12:45:01 397.05 47.78 349.28 2335.74 9874.62
12:46:01 104.85 15.12 89.73 901.07 13178.00
Average: 106.95 13.21 93.73 671.49 11563.85
12:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
12:42:01 14472768 15701540 1952200 11.89 32076 1416144 704576 4.03 480156 1300000 28
12:43:01 14464496 15693220 1960472 11.94 32132 1416132 720608 4.12 490280 1299856 152
12:44:01 14406632 15644620 2018336 12.29 32220 1425620 704408 4.03 541156 1306904 264
12:45:01 13778344 15459604 2646624 16.11 69040 1808472 888604 5.09 774680 1652660 218624
12:46:01 13300392 15315012 3124576 19.02 75608 2126684 960212 5.50 1011624 1875732 146160
Average: 14084526 15562799 2340442 14.25 48215 1638610 795682 4.55 659579 1487030 73046
12:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
12:42:01 ens3 0.30 0.30 0.06 0.17 0.00 0.00 0.00 0.00
12:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12:43:01 ens3 0.40 0.27 0.07 0.21 0.00 0.00 0.00 0.00
12:43:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00
12:44:01 ens3 85.00 53.07 128.36 17.60 0.00 0.00 0.00 0.00
12:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12:45:01 ens3 204.53 132.11 1345.50 38.95 0.00 0.00 0.00 0.00
12:45:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00
12:46:01 ens3 851.08 542.03 2992.77 149.52 0.00 0.00 0.00 0.00
12:46:01 lo 3.30 3.30 1.86 1.86 0.00 0.00 0.00 0.00
Average: ens3 228.23 145.53 893.22 41.28 0.00 0.00 0.00 0.00
Average: lo 1.03 1.03 0.41 0.41 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10996) 03/26/25 _x86_64_ (4 CPU)
12:40:29 LINUX RESTART (4 CPU)
12:41:01 CPU %user %nice %system %iowait %steal %idle
12:42:01 all 0.39 0.00 0.04 0.84 0.01 98.72
12:42:01 0 0.07 0.00 0.05 3.27 0.00 96.61
12:42:01 1 0.18 0.00 0.05 0.05 0.00 99.72
12:42:01 2 0.13 0.00 0.03 0.00 0.02 99.82
12:42:01 3 1.16 0.00 0.03 0.08 0.02 98.71
12:43:01 all 0.21 0.00 0.03 0.01 0.01 99.74
12:43:01 0 0.05 0.00 0.03 0.00 0.00 99.92
12:43:01 1 0.70 0.00 0.03 0.00 0.02 99.25
12:43:01 2 0.03 0.00 0.03 0.00 0.00 99.93
12:43:01 3 0.07 0.00 0.03 0.03 0.00 99.87
12:44:01 all 1.47 0.00 0.12 0.03 0.01 98.37
12:44:01 0 1.38 0.00 0.15 0.07 0.02 98.38
12:44:01 1 1.08 0.00 0.08 0.02 0.02 98.80
12:44:01 2 1.77 0.00 0.13 0.00 0.00 98.10
12:44:01 3 1.67 0.00 0.12 0.02 0.02 98.18
12:45:01 all 23.48 0.00 1.93 2.97 0.05 71.57
12:45:01 0 29.34 0.00 1.66 1.42 0.05 67.54
12:45:01 1 30.89 0.00 2.22 1.10 0.07 65.72
12:45:01 2 25.56 0.00 3.01 3.82 0.07 67.55
12:45:01 3 8.10 0.00 0.85 5.51 0.02 85.52
12:46:01 all 58.79 0.00 2.58 0.44 0.11 38.08
12:46:01 0 58.35 0.00 2.99 0.47 0.13 38.06
12:46:01 1 56.86 0.00 3.31 0.81 0.10 38.93
12:46:01 2 60.93 0.00 1.96 0.25 0.10 36.76
12:46:01 3 59.02 0.00 2.07 0.22 0.12 38.58
Average: all 16.82 0.00 0.94 0.86 0.04 81.34
Average: 0 17.81 0.00 0.97 1.04 0.04 80.13
Average: 1 17.89 0.00 1.14 0.39 0.04 80.54
Average: 2 17.65 0.00 1.03 0.81 0.04 80.47
Average: 3 13.94 0.00 0.62 1.17 0.03 84.24