---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10204 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 8.4G 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 577 13185 0 2276 15150 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:8a:30:bc brd ff:ff:ff:ff:ff:ff inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe8a:30bc/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-10204) 03/02/24 _x86_64_ (4 CPU) 04:48:23 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 138.52 24.00 114.52 1214.84 30758.58 04:51:01 68.99 6.63 62.36 442.59 25685.05 04:52:01 35.08 21.31 13.76 1527.35 17450.69 04:53:01 26.78 7.75 19.03 447.79 4383.67 Average: 67.04 14.88 52.16 906.86 19522.69 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13670204 15370492 2754756 16.77 70620 1824888 1076784 6.16 885396 1643288 116188 04:51:01 12442316 14214204 3982644 24.25 73804 1890252 2074664 11.87 2062832 1685284 2996 04:52:01 13478408 15407060 2946552 17.94 74092 2045028 904676 5.18 891640 1819684 53932 04:53:01 13499524 15506984 2925436 17.81 78020 2118184 790996 4.53 853104 1834812 38932 Average: 13272613 15124685 3152347 19.19 74134 1969588 1211780 6.93 1173243 1745767 53012 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 ens3 142.37 105.32 1592.13 27.60 0.00 0.00 0.00 0.00 04:50:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 04:51:01 ens3 129.31 92.78 663.97 29.10 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:52:01 ens3 237.91 146.36 1857.18 33.40 0.00 0.00 0.00 0.00 04:52:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 04:53:01 ens3 382.60 212.16 741.87 80.34 0.00 0.00 0.00 0.00 04:53:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 223.39 139.30 1212.21 42.67 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10204) 03/02/24 _x86_64_ (4 CPU) 04:48:23 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 23.80 0.00 1.64 4.65 0.07 69.84 04:50:01 0 34.52 0.00 2.59 2.41 0.10 60.38 04:50:01 1 9.93 0.00 0.99 12.56 0.05 76.47 04:50:01 2 21.53 0.00 1.22 0.27 0.03 76.94 04:50:01 3 29.23 0.00 1.77 3.37 0.05 65.58 04:51:01 all 46.11 0.00 1.06 2.04 0.09 50.70 04:51:01 0 67.51 0.00 1.40 1.28 0.13 29.68 04:51:01 1 31.01 0.00 0.58 2.87 0.08 65.45 04:51:01 2 55.08 0.00 1.54 0.10 0.10 43.18 04:51:01 3 30.99 0.00 0.75 3.88 0.08 64.30 04:52:01 all 30.76 0.00 0.73 1.81 0.07 66.63 04:52:01 0 75.78 0.00 0.72 0.27 0.08 23.14 04:52:01 1 15.28 0.00 0.42 0.10 0.07 84.13 04:52:01 2 20.05 0.00 1.17 0.55 0.03 78.19 04:52:01 3 12.07 0.00 0.55 6.35 0.05 80.98 04:53:01 all 41.18 0.00 1.06 0.44 0.07 57.24 04:53:01 0 44.84 0.00 1.24 0.23 0.05 53.64 04:53:01 1 38.61 0.00 0.79 0.50 0.07 60.03 04:53:01 2 47.58 0.00 1.31 0.17 0.08 50.86 04:53:01 3 33.73 0.00 0.92 0.85 0.08 64.41 Average: all 35.51 0.00 1.12 2.23 0.07 61.07 Average: 0 55.74 0.00 1.48 1.04 0.09 41.64 Average: 1 23.75 0.00 0.69 3.97 0.07 71.52 Average: 2 36.11 0.00 1.31 0.27 0.06 62.24 Average: 3 26.49 0.00 0.99 3.61 0.07 68.83