---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1700 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 8.7G 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 1256 12287 0 2495 14465 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:63:fa:95 brd ff:ff:ff:ff:ff:ff inet 10.30.106.55/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe63:fa95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1700) 12/02/23 _x86_64_ (4 CPU) 05:17:23 LINUX RESTART (4 CPU) 05:18:01 tps rtps wtps bread/s bwrtn/s 05:19:01 84.31 17.20 67.11 1017.02 12120.03 05:20:01 131.89 17.79 114.10 808.93 26187.80 05:21:01 45.89 4.52 41.38 155.31 13021.70 Average: 87.37 13.17 74.19 660.51 17109.24 05:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 13962024 15570092 2462944 15.00 62768 1746044 779908 4.46 674884 1578000 177340 05:20:01 11986188 14096776 4438780 27.02 76164 2219232 2262064 12.95 2201916 1990520 65916 05:21:01 12659720 14875924 3765248 22.92 79452 2319124 1354908 7.75 1580240 1936204 1052 Average: 12869311 14847597 3555657 21.65 72795 2094800 1465627 8.39 1485680 1834908 81436 05:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 ens3 61.90 39.92 981.76 7.68 0.00 0.00 0.00 0.00 05:19:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 05:20:01 ens3 932.69 563.03 4621.03 204.23 0.00 0.00 0.00 0.00 05:20:01 lo 1.17 1.17 0.29 0.29 0.00 0.00 0.00 0.00 05:21:01 ens3 670.09 426.20 741.36 264.14 0.00 0.00 0.00 0.00 05:21:01 lo 120.78 120.78 44.07 44.07 0.00 0.00 0.00 0.00 Average: ens3 554.80 342.99 2114.61 158.65 0.00 0.00 0.00 0.00 Average: lo 41.13 41.13 14.84 14.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1700) 12/02/23 _x86_64_ (4 CPU) 05:17:23 LINUX RESTART (4 CPU) 05:18:01 CPU %user %nice %system %iowait %steal %idle 05:19:01 all 20.08 0.00 1.40 3.94 0.06 74.52 05:19:01 0 14.89 0.00 1.20 5.59 0.03 78.29 05:19:01 1 21.09 0.00 1.51 5.50 0.08 71.82 05:19:01 2 27.56 0.00 1.60 1.90 0.07 68.87 05:19:01 3 16.77 0.00 1.27 2.77 0.07 79.12 05:20:01 all 47.73 0.00 2.40 2.57 0.11 47.19 05:20:01 0 47.00 0.00 1.79 0.80 0.12 50.29 05:20:01 1 43.78 0.00 2.08 4.87 0.12 49.15 05:20:01 2 45.23 0.00 2.90 3.68 0.12 48.08 05:20:01 3 54.92 0.00 2.84 0.94 0.12 41.18 05:21:01 all 46.12 0.00 1.87 0.73 0.11 51.17 05:21:01 0 48.30 0.00 1.73 0.45 0.10 49.42 05:21:01 1 47.66 0.00 2.30 1.94 0.12 47.98 05:21:01 2 48.74 0.00 1.68 0.42 0.10 49.06 05:21:01 3 39.80 0.00 1.75 0.10 0.12 58.24 Average: all 37.95 0.00 1.89 2.41 0.10 57.66 Average: 0 36.70 0.00 1.57 2.29 0.08 59.36 Average: 1 37.50 0.00 1.96 4.10 0.11 56.33 Average: 2 40.48 0.00 2.06 2.00 0.10 55.37 Average: 3 37.12 0.00 1.95 1.27 0.10 59.56