---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2768 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 460 5261 0 2254 7232 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:42:cf:49 brd ff:ff:ff:ff:ff:ff inet 10.32.7.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe42:cf49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2768) 06/06/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 153.59 73.19 80.40 4400.73 40733.09 14:57:01 59.13 5.42 53.70 170.01 8959.30 14:58:01 104.37 33.34 71.02 2038.33 9616.80 14:59:01 32.43 3.51 28.92 135.53 5650.51 Average: 87.49 28.96 58.53 1692.36 16269.49 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6001404 7431816 2166016 26.52 36808 1573660 689352 7.48 569476 1435944 88440 14:57:01 5787460 7502092 2379960 29.14 57216 1819504 595040 6.46 503052 1680220 164828 14:58:01 5318712 7203524 2848708 34.88 65388 1975572 887976 9.64 877116 1761080 6368 14:59:01 5406540 7423276 2760880 33.80 68636 2102268 673860 7.31 722000 1824932 9196 Average: 5628529 7390177 2538891 31.09 57012 1867751 711557 7.72 667911 1675544 67208 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 14:56:02 ens3 489.47 250.29 1562.72 66.15 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 46.98 39.33 405.96 5.77 0.00 0.00 0.00 0.00 14:58:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 328.40 350.19 1495.93 65.47 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 142.55 129.72 288.16 617.82 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 252.69 193.02 940.36 189.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2768) 06/06/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.15 0.00 2.69 4.50 1.51 70.15 14:56:02 0 11.91 0.00 4.52 9.12 1.08 73.37 14:56:02 1 28.16 0.00 2.28 2.66 1.58 65.32 14:56:02 2 32.66 0.00 1.69 2.16 2.06 61.43 14:56:02 3 11.82 0.00 2.25 4.06 1.30 80.57 14:57:01 all 21.08 0.00 1.32 1.75 1.11 74.74 14:57:01 0 5.80 0.00 0.98 5.07 0.68 87.47 14:57:01 1 29.13 0.00 1.61 0.34 1.20 67.72 14:57:01 2 30.13 0.00 1.40 0.91 1.39 66.17 14:57:01 3 19.29 0.00 1.28 0.71 1.18 77.56 14:58:01 all 44.11 0.00 2.57 2.12 3.47 47.73 14:58:01 0 51.06 0.00 2.24 0.85 3.70 42.16 14:58:01 1 41.15 0.00 2.32 1.82 3.31 51.41 14:58:01 2 44.47 0.00 1.93 4.30 3.15 46.15 14:58:01 3 39.78 0.00 3.79 1.52 3.72 51.20 14:59:01 all 21.50 0.00 1.21 1.01 1.53 74.75 14:59:01 0 34.19 0.00 1.24 2.65 2.45 59.47 14:59:01 1 17.09 0.00 1.36 1.05 1.02 79.48 14:59:01 2 21.29 0.00 1.08 0.31 1.46 75.86 14:59:01 3 13.38 0.00 1.16 0.05 1.20 84.21 Average: all 27.00 0.00 1.95 2.34 1.91 66.80 Average: 0 25.86 0.00 2.25 4.41 1.98 65.50 Average: 1 28.90 0.00 1.89 1.47 1.78 65.95 Average: 2 32.13 0.00 1.53 1.92 2.01 62.40 Average: 3 21.10 0.00 2.12 1.58 1.85 73.34