---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1662 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 9.2G 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 552 12352 0 3134 15157 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:21:6c:09 brd ff:ff:ff:ff:ff:ff inet 10.30.107.231/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe21:6c09/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1662) 12/02/23 _x86_64_ (4 CPU) 02:45:24 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 84.45 17.20 67.26 1017.30 13456.82 02:48:01 123.83 28.05 95.78 1660.52 19874.95 02:49:01 94.32 7.25 87.07 204.20 21597.33 02:50:01 58.06 1.43 56.62 68.12 27368.37 Average: 90.16 13.48 76.68 737.51 20574.41 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 14011748 15600612 2413220 14.69 61592 1728932 758796 4.34 637980 1563872 170332 02:48:01 13522528 15358864 2902440 17.67 75996 1950644 957416 5.48 905148 1763404 15328 02:49:01 12161496 14796632 4263472 25.96 88080 2718888 1318468 7.55 1635832 2355000 375976 02:50:01 12669896 15535292 3755072 22.86 94936 2932400 788580 4.51 1176428 2295332 38808 Average: 13091417 15322850 3333551 20.30 80151 2332716 955815 5.47 1088847 1994402 150111 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 02:47:01 ens3 65.46 43.64 973.92 7.17 0.00 0.00 0.00 0.00 02:48:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 02:48:01 ens3 197.52 178.79 1641.61 52.94 0.00 0.00 0.00 0.00 02:49:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 02:49:01 ens3 502.35 410.75 6393.27 57.11 0.00 0.00 0.00 0.00 02:50:01 lo 19.20 19.20 1.73 1.73 0.00 0.00 0.00 0.00 02:50:01 ens3 251.61 262.44 716.81 2460.09 0.00 0.00 0.00 0.00 Average: lo 5.30 5.30 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 254.24 223.91 2431.57 644.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1662) 12/02/23 _x86_64_ (4 CPU) 02:45:24 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 19.12 0.00 1.42 4.63 0.05 74.77 02:47:01 0 16.10 0.00 1.16 0.84 0.05 81.86 02:47:01 1 33.37 0.00 2.30 2.55 0.07 61.72 02:47:01 2 11.88 0.00 1.34 14.71 0.05 72.02 02:47:01 3 15.20 0.00 0.88 0.45 0.03 83.44 02:48:01 all 16.85 0.00 1.30 3.01 0.09 78.76 02:48:01 0 10.63 0.00 0.54 0.28 0.10 88.45 02:48:01 1 19.65 0.00 2.17 4.29 0.08 73.81 02:48:01 2 22.99 0.00 1.49 6.89 0.08 68.55 02:48:01 3 14.11 0.00 0.99 0.55 0.10 84.25 02:49:01 all 33.58 0.00 1.94 1.21 0.12 63.15 02:49:01 0 45.59 0.00 1.63 0.35 0.12 52.30 02:49:01 1 34.22 0.00 1.00 2.84 0.12 61.82 02:49:01 2 28.82 0.00 2.55 1.22 0.12 67.29 02:49:01 3 25.74 0.00 2.58 0.42 0.12 71.15 02:50:01 all 25.02 0.00 1.71 6.08 0.08 67.12 02:50:01 0 17.12 0.00 1.24 16.54 0.07 65.03 02:50:01 1 38.09 0.00 1.91 6.49 0.10 53.41 02:50:01 2 29.56 0.00 2.13 1.09 0.10 67.12 02:50:01 3 15.46 0.00 1.55 0.18 0.07 82.74 Average: all 23.64 0.00 1.59 3.73 0.08 70.95 Average: 0 22.34 0.00 1.14 4.51 0.08 71.93 Average: 1 31.31 0.00 1.84 4.04 0.09 62.71 Average: 2 23.31 0.00 1.88 5.98 0.09 68.75 Average: 3 17.62 0.00 1.50 0.40 0.08 80.39