---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1448 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 428 1185 0 2329 3247 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:19:f0:35 brd ff:ff:ff:ff:ff:ff inet 10.32.7.190/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:fe19:f035/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1448) 12/02/23 _x86_64_ (4 CPU) 16:36:49 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 110.16 61.37 48.79 4383.80 7488.09 16:39:01 87.95 29.08 58.87 1623.73 12469.92 16:40:01 10.90 0.00 10.90 0.00 832.39 16:41:01 37.05 10.60 26.46 720.56 3131.89 16:42:01 33.23 4.43 28.80 188.64 2965.77 Average: 55.86 21.10 34.76 1383.32 5377.54 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 1752140 3319480 2286512 56.62 49000 1674616 647768 12.73 599692 1514888 140052 16:39:01 1381280 3177336 2657372 65.80 58692 1883940 778748 15.31 758836 1707948 16460 16:40:01 1366004 3168188 2672648 66.18 59724 1888236 787344 15.48 769540 1711528 1424 16:41:01 313564 2226456 3725088 92.24 62476 1992532 1686368 33.15 1743348 1777060 3108 16:42:01 1245888 3351876 2792764 69.15 68932 2174364 597552 11.75 698092 1884384 150364 Average: 1211775 3048667 2826877 70.00 59765 1922738 899556 17.68 913902 1719162 62282 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 276.80 208.95 1384.51 61.17 0.00 0.00 0.00 0.00 16:38:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:39:01 ens3 127.38 116.73 1021.60 19.73 0.00 0.00 0.00 0.00 16:39:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 16:40:01 ens3 55.84 80.07 70.54 12.74 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:41:01 ens3 209.48 260.25 1356.46 43.39 0.00 0.00 0.00 0.00 16:41:01 lo 20.58 20.58 7.41 7.41 0.00 0.00 0.00 0.00 16:42:01 ens3 238.39 255.14 1129.99 45.75 0.00 0.00 0.00 0.00 16:42:01 lo 101.55 101.55 29.24 29.24 0.00 0.00 0.00 0.00 Average: ens3 181.58 184.23 992.63 36.56 0.00 0.00 0.00 0.00 Average: lo 24.96 24.96 7.38 7.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1448) 12/02/23 _x86_64_ (4 CPU) 16:36:49 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.83 0.00 1.77 3.12 0.05 73.23 16:38:01 0 6.94 0.00 1.06 7.06 0.05 84.90 16:38:01 1 38.01 0.00 2.64 2.69 0.07 56.60 16:38:01 2 23.11 0.00 1.52 1.14 0.05 74.19 16:38:01 3 19.22 0.00 1.86 1.61 0.03 77.29 16:39:01 all 17.66 0.00 1.05 1.81 0.05 79.44 16:39:01 0 7.31 0.00 0.40 3.22 0.02 89.05 16:39:01 1 24.73 0.00 1.30 2.61 0.05 71.30 16:39:01 2 27.05 0.00 1.60 0.22 0.07 71.06 16:39:01 3 11.56 0.00 0.92 1.20 0.07 86.25 16:40:01 all 4.41 0.00 0.19 0.07 0.03 95.32 16:40:01 0 6.30 0.00 0.45 0.12 0.03 93.10 16:40:01 1 1.77 0.00 0.07 0.17 0.03 97.97 16:40:01 2 7.53 0.00 0.03 0.00 0.02 92.42 16:40:01 3 2.01 0.00 0.15 0.00 0.03 97.81 16:41:01 all 27.39 0.00 0.93 0.31 0.06 71.30 16:41:01 0 26.49 0.00 0.99 0.45 0.07 72.01 16:41:01 1 28.89 0.00 0.89 0.33 0.05 69.84 16:41:01 2 25.42 0.00 0.82 0.13 0.05 73.58 16:41:01 3 28.78 0.00 1.09 0.32 0.07 69.75 16:42:01 all 24.16 0.00 1.31 0.32 0.06 74.15 16:42:01 0 18.57 0.00 1.51 0.97 0.07 78.89 16:42:01 1 37.62 0.00 1.40 0.05 0.07 60.86 16:42:01 2 19.82 0.00 1.00 0.02 0.05 79.11 16:42:01 3 20.64 0.00 1.32 0.25 0.05 77.74 Average: all 19.09 0.00 1.05 1.13 0.05 78.69 Average: 0 13.12 0.00 0.88 2.36 0.05 83.59 Average: 1 26.20 0.00 1.26 1.17 0.05 71.32 Average: 2 20.58 0.00 0.99 0.30 0.05 78.07 Average: 3 16.44 0.00 1.07 0.68 0.05 81.77