---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10058 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 7.8G 12G 41% / 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 452 5184 0 2339 7238 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:4e:41:07 brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fe4e:4107/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10058) 09/05/26 _x86_64_ (4 CPU) 15:35:49 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 124.87 54.39 70.48 3569.42 34483.29 15:38:01 55.04 0.17 54.87 20.80 9640.79 15:39:01 79.69 12.38 67.31 261.42 13097.95 15:40:01 41.24 6.03 35.21 402.73 4115.05 15:41:01 25.45 0.60 24.85 67.72 3447.43 Average: 65.26 14.72 50.54 864.60 12958.34 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 6067604 7450728 2099816 25.71 35796 1528268 677736 7.35 545900 1391840 66660 15:38:01 5752956 7409720 2414464 29.56 54236 1769376 710724 7.71 602836 1620800 133224 15:39:01 5260856 7173368 2906564 35.59 63688 2004620 933236 10.13 847920 1844524 6100 15:40:01 5304276 7400036 2863144 35.06 67976 2179336 692800 7.52 684996 1955944 76020 15:41:01 5304104 7406260 2863316 35.06 70132 2183108 699088 7.59 692460 1947728 10348 Average: 5537959 7368022 2629461 32.19 58366 1932942 742717 8.06 674822 1752167 58470 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 ens3 231.35 147.04 1133.44 59.19 0.00 0.00 0.00 0.00 15:37:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:38:01 ens3 29.10 22.83 675.84 3.67 0.00 0.00 0.00 0.00 15:38:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:39:01 ens3 245.01 254.12 2437.02 50.41 0.00 0.00 0.00 0.00 15:39:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 15:40:01 ens3 203.58 220.00 1565.60 49.24 0.00 0.00 0.00 0.00 15:40:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 15:41:01 ens3 12.38 12.95 8.47 6.09 0.00 0.00 0.00 0.00 15:41:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 144.29 131.39 1164.07 33.72 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10058) 09/05/26 _x86_64_ (4 CPU) 15:35:49 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 19.21 0.00 1.90 5.77 5.65 67.47 15:37:01 0 6.31 0.00 1.19 1.82 5.55 85.11 15:37:01 1 27.80 0.00 1.59 11.13 5.47 54.01 15:37:01 2 9.12 0.00 1.60 5.24 5.14 78.91 15:37:01 3 33.87 0.00 3.21 4.97 6.42 51.52 15:38:01 all 17.97 0.00 1.23 2.66 3.15 74.99 15:38:01 0 7.58 0.00 0.58 0.23 1.96 89.66 15:38:01 1 15.54 0.00 1.71 4.19 3.88 74.68 15:38:01 2 15.89 0.00 1.16 5.49 3.27 74.18 15:38:01 3 32.93 0.00 1.48 0.69 3.47 61.43 15:39:01 all 24.35 0.00 1.71 1.59 7.15 65.19 15:39:01 0 22.88 0.00 1.99 0.73 7.48 66.92 15:39:01 1 11.27 0.00 0.98 2.98 5.58 79.19 15:39:01 2 28.35 0.00 1.56 0.58 7.13 62.38 15:39:01 3 34.84 0.00 2.29 2.05 8.43 52.39 15:40:01 all 35.38 0.00 1.69 0.77 7.96 54.20 15:40:01 0 32.06 0.00 1.51 0.28 7.34 58.82 15:40:01 1 47.53 0.00 2.20 0.76 8.50 41.01 15:40:01 2 29.38 0.00 1.57 1.89 7.99 59.18 15:40:01 3 32.55 0.00 1.47 0.18 7.96 57.83 15:41:01 all 19.11 0.00 0.87 1.46 2.80 75.76 15:41:01 0 28.63 0.00 1.03 0.29 4.05 66.00 15:41:01 1 12.34 0.00 0.69 0.44 2.06 84.46 15:41:01 2 16.19 0.00 0.84 4.86 2.59 75.52 15:41:01 3 19.15 0.00 0.96 0.25 2.52 77.13 Average: all 23.23 0.00 1.48 2.45 5.36 67.48 Average: 0 19.51 0.00 1.26 0.67 5.29 73.26 Average: 1 22.92 0.00 1.44 3.90 5.11 66.63 Average: 2 19.81 0.00 1.35 3.60 5.24 70.00 Average: 3 30.71 0.00 1.89 1.63 5.79 59.99