---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1420 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: 2799.998 BogoMIPS: 5599.99 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 8.9G 69G 12% / 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 540 12708 0 2790 15176 Swap: 1023 0 1023 ---> ip addr: 1: lo: 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: mtu 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:60:4e:3f brd ff:ff:ff:ff:ff:ff inet 10.30.107.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe60:4e3f/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-1420) 12/01/23 _x86_64_ (4 CPU) 13:26:20 LINUX RESTART (4 CPU) 13:27:02 tps rtps wtps bread/s bwrtn/s 13:28:01 127.67 31.79 95.88 2305.64 24060.87 13:29:01 122.18 24.86 97.32 1245.13 26493.45 13:30:01 14.15 0.20 13.95 5.47 13481.49 13:31:01 28.26 1.77 26.49 213.26 26041.05 Average: 72.83 14.58 58.25 936.64 22512.91 13:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13823552 15561472 2601408 15.84 70556 1862168 1069500 6.12 688772 1688444 158480 13:29:01 11991028 14011164 4433932 27.00 77616 2128192 2125156 12.16 2334128 1852456 8392 13:30:01 11200136 13225856 5224824 31.81 78196 2132776 2790220 15.97 3119056 1854884 2844 13:31:01 11879184 14382660 4545776 27.68 80032 2600076 1841100 10.54 2117228 2164884 77080 Average: 12223475 14295288 4201485 25.58 76600 2180803 1956494 11.20 2064796 1890167 61699 13:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 13:28:01 ens3 85.95 52.80 1232.10 12.95 0.00 0.00 0.00 0.00 13:29:01 lo 10.05 10.05 2.49 2.49 0.00 0.00 0.00 0.00 13:29:01 ens3 350.22 283.10 3581.57 62.28 0.00 0.00 0.00 0.00 13:30:01 lo 46.41 46.41 26.25 26.25 0.00 0.00 0.00 0.00 13:30:01 ens3 348.89 301.08 140.56 143.51 0.00 0.00 0.00 0.00 13:31:01 lo 12.76 12.76 2.40 2.40 0.00 0.00 0.00 0.00 13:31:01 ens3 500.98 376.46 2986.15 123.24 0.00 0.00 0.00 0.00 Average: lo 17.58 17.58 7.84 7.84 0.00 0.00 0.00 0.00 Average: ens3 322.51 254.21 1988.29 85.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1420) 12/01/23 _x86_64_ (4 CPU) 13:26:20 LINUX RESTART (4 CPU) 13:27:02 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 20.54 0.00 1.40 6.00 0.07 71.99 13:28:01 0 4.43 0.00 0.65 11.61 0.07 83.25 13:28:01 1 20.70 0.00 1.63 8.27 0.07 69.33 13:28:01 2 24.85 0.00 1.44 1.16 0.05 72.50 13:28:01 3 32.12 0.00 1.85 2.95 0.12 62.95 13:29:01 all 52.04 0.00 1.72 3.90 0.13 42.21 13:29:01 0 54.35 0.00 1.41 9.36 0.13 34.75 13:29:01 1 54.99 0.00 2.00 2.65 0.15 40.21 13:29:01 2 44.31 0.00 1.65 2.72 0.12 51.21 13:29:01 3 54.50 0.00 1.82 0.89 0.10 42.68 13:30:01 all 69.95 0.00 2.00 0.43 0.16 27.46 13:30:01 0 67.61 0.00 2.16 1.61 0.20 28.42 13:30:01 1 71.77 0.00 2.47 0.00 0.15 25.61 13:30:01 2 69.98 0.00 1.58 0.10 0.17 28.17 13:30:01 3 70.42 0.00 1.80 0.00 0.17 27.62 13:31:01 all 50.56 0.00 2.04 1.59 0.16 45.66 13:31:01 0 51.43 0.00 1.27 4.38 0.13 42.79 13:31:01 1 42.88 0.00 2.65 0.22 0.15 54.10 13:31:01 2 55.04 0.00 1.95 1.70 0.15 41.17 13:31:01 3 52.89 0.00 2.26 0.08 0.15 44.62 Average: all 48.35 0.00 1.79 2.97 0.13 46.76 Average: 0 44.56 0.00 1.37 6.73 0.13 47.20 Average: 1 47.68 0.00 2.19 2.77 0.13 47.23 Average: 2 48.61 0.00 1.66 1.42 0.12 48.19 Average: 3 52.53 0.00 1.93 0.98 0.13 44.42