---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1850 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 8.6G 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 583 13012 0 2443 15137 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:66:5f:cb brd ff:ff:ff:ff:ff:ff inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe66:5fcb/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-1850) 12/02/23 _x86_64_ (4 CPU) 14:41:22 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 88.52 13.71 74.80 989.17 16218.10 14:44:01 120.51 10.91 109.60 269.69 23501.28 14:45:01 40.70 11.22 29.48 604.53 12545.87 14:46:01 31.43 2.37 29.06 65.86 11292.12 Average: 70.29 9.55 60.74 482.31 15889.48 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 14042124 15630904 2382844 14.51 61916 1728484 773520 4.43 610944 1563672 170364 14:44:01 13359196 15204976 3065772 18.67 79220 1954632 1220992 6.99 1063180 1766084 21580 14:45:01 12111096 14043076 4313872 26.26 81708 2035356 2398692 13.73 2264400 1802244 1736 14:46:01 13331624 15499444 3093344 18.83 86396 2263148 842632 4.82 912412 1931228 238572 Average: 13211010 15094600 3213958 19.57 77310 1995405 1308959 7.49 1212734 1765807 108063 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 ens3 50.34 34.98 856.56 6.63 0.00 0.00 0.00 0.00 14:43:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 14:44:01 ens3 292.17 270.67 2346.32 73.96 0.00 0.00 0.00 0.00 14:44:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:45:01 ens3 141.87 119.25 460.63 41.08 0.00 0.00 0.00 0.00 14:45:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 14:46:01 ens3 376.90 333.41 507.79 904.57 0.00 0.00 0.00 0.00 14:46:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 215.32 189.58 1042.85 256.57 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1850) 12/02/23 _x86_64_ (4 CPU) 14:41:22 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 16.45 0.00 1.12 8.05 0.05 74.33 14:43:01 0 12.82 0.00 0.97 1.07 0.03 85.11 14:43:01 1 16.20 0.00 0.97 2.85 0.03 79.95 14:43:01 2 15.69 0.00 0.94 16.13 0.05 67.20 14:43:01 3 21.08 0.00 1.60 12.18 0.07 65.07 14:44:01 all 18.09 0.00 1.49 7.88 0.07 72.47 14:44:01 0 11.71 0.00 0.65 14.08 0.05 73.51 14:44:01 1 30.39 0.00 1.94 3.83 0.08 63.75 14:44:01 2 14.78 0.00 1.39 8.13 0.05 75.66 14:44:01 3 15.51 0.00 2.01 5.46 0.08 76.93 14:45:01 all 61.90 0.00 1.50 1.20 0.14 35.25 14:45:01 0 60.19 0.00 1.59 2.91 0.13 35.17 14:45:01 1 57.42 0.00 1.64 0.27 0.13 40.54 14:45:01 2 76.41 0.00 1.28 0.17 0.15 21.99 14:45:01 3 53.54 0.00 1.47 1.49 0.13 43.36 14:46:01 all 41.71 0.00 2.23 1.17 0.10 54.78 14:46:01 0 42.37 0.00 1.59 2.14 0.10 53.79 14:46:01 1 34.94 0.00 2.32 0.10 0.10 62.54 14:46:01 2 38.76 0.00 2.15 0.05 0.08 58.96 14:46:01 3 50.81 0.00 2.83 2.40 0.12 43.84 Average: all 34.52 0.00 1.59 4.58 0.09 59.22 Average: 0 31.73 0.00 1.20 5.06 0.08 61.93 Average: 1 34.71 0.00 1.72 1.76 0.09 61.72 Average: 2 36.43 0.00 1.44 6.11 0.08 55.93 Average: 3 35.23 0.00 1.98 5.39 0.10 57.31