---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3876 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: 2799.996 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 550 12683 0 2805 15159 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 mq state UP group default qlen 1000 link/ether fa:16:3e:13:4d:7e brd ff:ff:ff:ff:ff:ff inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe13:4d7e/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-3876) 12/10/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:03 98.25 17.30 80.95 1019.56 21521.48 13:10:01 260.89 16.17 244.72 725.67 33455.34 13:11:01 112.26 10.70 101.57 444.25 30109.56 13:12:01 62.04 0.97 61.07 55.19 18905.25 Average: 132.29 11.24 121.05 559.78 25935.43 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:03 13981416 15589024 2443552 14.88 62840 1745528 765032 4.38 651236 1578024 181220 13:10:01 12740904 14671996 3684064 22.43 86660 2027168 1569692 8.98 1609156 1820992 37524 13:11:01 11700636 14062136 4724332 28.76 96252 2434660 2072056 11.86 2351812 2091616 21352 13:12:01 13026624 15531008 3398344 20.69 100344 2565388 785720 4.50 933312 2180608 63120 Average: 12862395 14963541 3562573 21.69 86524 2193186 1298125 7.43 1386379 1917810 75804 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:03 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:03 ens3 61.92 43.53 980.27 7.54 0.00 0.00 0.00 0.00 13:10:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 337.27 305.72 2936.26 77.37 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 398.98 316.36 4417.40 53.75 0.00 0.00 0.00 0.00 13:12:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 13:12:01 ens3 557.07 497.08 778.56 229.71 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 338.83 290.55 2272.68 92.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3876) 12/10/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:03 all 19.48 0.00 1.41 5.92 0.05 73.14 13:09:03 0 15.47 0.00 1.79 10.51 0.05 72.18 13:09:03 1 27.12 0.00 1.61 1.35 0.05 69.87 13:09:03 2 25.87 0.00 1.53 1.72 0.05 70.83 13:09:03 3 9.49 0.00 0.72 10.09 0.07 79.64 13:10:01 all 40.80 0.00 2.10 4.59 0.09 52.43 13:10:01 0 37.18 0.00 2.10 4.91 0.09 55.73 13:10:01 1 39.78 0.00 2.22 4.40 0.09 53.51 13:10:01 2 39.69 0.00 1.46 0.16 0.07 58.63 13:10:01 3 46.52 0.00 2.62 8.89 0.09 41.89 13:11:01 all 67.59 0.00 2.41 1.59 0.11 28.30 13:11:01 0 71.67 0.00 1.76 1.61 0.08 24.89 13:11:01 1 75.89 0.00 2.80 0.27 0.12 20.92 13:11:01 2 65.63 0.00 2.04 2.07 0.10 30.15 13:11:01 3 57.12 0.00 3.02 2.43 0.13 37.29 13:12:01 all 57.45 0.00 2.37 0.83 0.10 39.24 13:12:01 0 57.30 0.00 1.69 0.03 0.10 40.88 13:12:01 1 70.40 0.00 4.09 0.10 0.10 25.31 13:12:01 2 57.66 0.00 1.93 2.40 0.10 37.92 13:12:01 3 44.44 0.00 1.80 0.77 0.10 52.89 Average: all 46.33 0.00 2.07 3.22 0.09 48.29 Average: 0 45.46 0.00 1.83 4.26 0.08 48.37 Average: 1 53.39 0.00 2.68 1.50 0.09 42.34 Average: 2 47.23 0.00 1.74 1.60 0.08 49.35 Average: 3 39.25 0.00 2.03 5.53 0.10 53.09