---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5300 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: 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 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 474 5173 0 2328 7218 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:09:97:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.70/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fe09:97d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5300) 02/07/26 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 141.10 54.73 86.37 3584.81 40545.43 02:59:01 64.53 12.48 52.05 264.98 8895.03 03:00:01 30.19 0.02 30.18 0.13 5796.77 03:01:01 9.85 0.00 9.85 0.00 3507.90 03:02:01 56.32 1.00 55.32 89.29 9227.92 Average: 60.40 13.65 46.75 787.84 13594.73 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5950816 7381600 2216596 27.14 38088 1572192 716900 7.78 620288 1429992 94736 02:59:01 5626920 7279528 2540492 31.11 56888 1759960 895004 9.71 737884 1605548 95236 03:00:01 5500660 7226980 2666752 32.65 59152 1829528 902992 9.80 791572 1673844 1028 03:01:01 5364224 7193764 2803188 34.32 60760 1928792 919264 9.97 825428 1771568 3160 03:02:01 5286100 7376316 2881312 35.28 66584 2177556 713892 7.75 664676 1998736 24920 Average: 5545744 7291638 2621668 32.10 56294 1853606 829610 9.00 727970 1695938 43816 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 378.12 223.83 1422.47 66.23 0.00 0.00 0.00 0.00 02:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:59:01 ens3 78.07 52.48 428.45 13.33 0.00 0.00 0.00 0.00 02:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 03:00:01 ens3 92.53 103.03 1149.91 14.77 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 358.65 302.80 1676.19 31.99 0.00 0.00 0.00 0.00 03:01:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:02:01 ens3 321.99 323.52 2418.27 52.94 0.00 0.00 0.00 0.00 03:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 245.88 201.14 1419.10 35.85 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5300) 02/07/26 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 22.46 0.00 2.46 4.45 1.37 69.26 02:58:01 0 14.23 0.00 3.34 7.02 1.17 74.24 02:58:01 1 40.84 0.00 2.31 2.32 1.52 53.02 02:58:01 2 22.27 0.00 2.53 5.80 1.57 67.83 02:58:01 3 12.49 0.00 1.65 2.69 1.22 81.95 02:59:01 all 22.47 0.00 1.61 1.36 1.29 73.26 02:59:01 0 9.07 0.00 1.03 3.42 0.82 85.66 02:59:01 1 55.19 0.00 3.39 0.53 1.96 38.92 02:59:01 2 16.15 0.00 1.22 0.68 1.10 80.86 02:59:01 3 9.48 0.00 0.77 0.80 1.30 87.66 03:00:01 all 9.77 0.00 0.52 0.40 0.53 88.78 03:00:01 0 3.38 0.00 0.22 0.13 0.30 95.97 03:00:01 1 19.29 0.00 0.47 0.28 0.90 79.06 03:00:01 2 5.95 0.00 0.33 0.18 0.40 93.13 03:00:01 3 10.43 0.00 1.08 1.04 0.50 86.96 03:01:01 all 5.73 0.00 0.55 0.07 0.57 93.08 03:01:01 0 4.39 0.00 0.82 0.08 0.47 94.25 03:01:01 1 4.82 0.00 0.23 0.00 0.33 94.62 03:01:01 2 5.93 0.00 0.27 0.08 0.55 93.17 03:01:01 3 7.80 0.00 0.88 0.08 0.95 90.28 03:02:01 all 21.73 0.00 1.46 0.89 1.64 74.28 03:02:01 0 11.75 0.00 0.96 1.01 1.16 85.11 03:02:01 1 31.84 0.00 1.81 0.60 1.73 64.02 03:02:01 2 9.76 0.00 1.32 1.27 1.50 86.16 03:02:01 3 33.53 0.00 1.78 0.66 2.16 61.87 Average: all 16.44 0.00 1.32 1.43 1.08 79.73 Average: 0 8.56 0.00 1.27 2.33 0.78 87.05 Average: 1 30.42 0.00 1.64 0.75 1.29 65.90 Average: 2 12.02 0.00 1.13 1.60 1.02 84.23 Average: 3 14.76 0.00 1.23 1.05 1.22 81.73