---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2431 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 8.8G 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 560 12880 0 2598 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:db:77:95 brd ff:ff:ff:ff:ff:ff inet 10.30.107.202/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fedb:7795/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2431) 12/05/23 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 91.92 13.76 78.15 991.97 14342.41 03:07:02 112.30 14.48 97.82 372.87 20142.51 03:08:01 19.57 5.27 14.30 408.61 7524.42 03:09:01 54.44 1.07 53.37 62.39 21790.63 Average: 69.77 8.66 61.11 459.17 15985.24 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13863316 15555148 2561652 15.60 66192 1822768 818460 4.68 703360 1639512 223432 03:07:02 13017608 14888488 3407360 20.75 80044 1977780 1437356 8.23 1383984 1782972 16124 03:08:01 12116580 14016348 4308388 26.23 81312 2004280 2275760 13.02 2277988 1783976 68 03:09:01 13201940 15528288 3223028 19.62 88096 2417224 779884 4.46 924904 2042520 19388 Average: 13049861 14997068 3375107 20.55 78911 2055513 1327865 7.60 1322559 1812245 64753 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 67.16 41.73 1094.54 7.40 0.00 0.00 0.00 0.00 03:06:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 03:07:02 ens3 320.36 287.99 2165.76 86.10 0.00 0.00 0.00 0.00 03:07:02 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1139.81 797.10 358.15 376.37 0.00 0.00 0.00 0.00 03:08:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 240.24 226.98 869.11 1351.29 0.00 0.00 0.00 0.00 03:09:01 lo 3.07 3.07 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 438.97 336.53 1125.09 455.62 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2431) 12/05/23 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 19.25 0.00 1.33 4.76 0.05 74.61 03:06:01 0 0.48 0.00 0.57 13.11 0.03 85.81 03:06:01 1 32.46 0.00 1.84 1.04 0.07 64.59 03:06:01 2 10.16 0.00 0.89 2.29 0.07 86.59 03:06:01 3 33.92 0.00 2.03 2.58 0.07 61.40 03:07:02 all 27.57 0.00 1.44 3.37 0.09 67.53 03:07:02 0 19.73 0.00 0.95 4.34 0.05 74.93 03:07:02 1 39.97 0.00 1.19 1.55 0.10 57.19 03:07:02 2 34.23 0.00 2.39 6.13 0.12 57.14 03:07:02 3 16.38 0.00 1.20 1.48 0.08 80.85 03:08:01 all 29.70 0.00 5.26 1.15 0.06 63.82 03:08:01 0 23.59 0.00 7.43 3.34 0.08 65.55 03:08:01 1 44.50 0.00 2.56 0.03 0.07 52.84 03:08:01 2 25.52 0.00 3.17 0.97 0.05 70.29 03:08:01 3 25.24 0.00 7.84 0.26 0.05 66.61 03:09:01 all 22.33 0.00 1.80 3.00 0.06 72.82 03:09:01 0 27.05 0.00 1.25 6.02 0.05 65.62 03:09:01 1 25.04 0.00 2.11 0.08 0.08 72.68 03:09:01 2 11.61 0.00 1.79 4.80 0.05 81.75 03:09:01 3 25.59 0.00 2.03 1.12 0.07 71.19 Average: all 24.69 0.00 2.44 3.08 0.07 69.72 Average: 0 17.68 0.00 2.53 6.72 0.05 73.01 Average: 1 35.46 0.00 1.92 0.68 0.08 61.86 Average: 2 20.35 0.00 2.06 3.56 0.07 73.96 Average: 3 25.27 0.00 3.25 1.36 0.07 70.04