---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6782 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 10G 68G 13% / 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 1482 10675 0 3881 14226 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 mq state UP group default qlen 1000 link/ether fa:16:3e:ec:34:8b brd ff:ff:ff:ff:ff:ff inet 10.30.107.26/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:feec:348b/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-6782) 10/03/26 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART (4 CPU) 12:18:02 tps rtps wtps bread/s bwrtn/s 12:19:01 183.04 30.47 152.57 1760.79 58854.57 12:20:01 93.45 12.90 80.55 763.21 25002.90 12:21:01 13.88 0.00 13.88 0.00 14893.65 12:22:01 32.48 3.27 29.21 142.38 34441.46 Average: 80.28 11.58 68.70 662.01 33191.23 12:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 12435484 15392076 3989484 24.29 74508 3055900 899400 5.15 848900 2872188 199284 12:20:01 11007152 14269296 5417816 32.99 78604 3347992 1915200 10.96 2019312 3113952 6316 12:21:01 11479908 14864236 4945060 30.11 79228 3465548 1369288 7.84 1428136 3228792 6996 12:22:01 10661964 14533940 5763004 35.09 80512 3938480 1717060 9.83 2116584 3347672 25432 Average: 11396127 14764887 5028841 30.62 78213 3451980 1475237 8.44 1603233 3140651 59507 12:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 12:19:01 ens3 958.04 686.75 20380.50 79.17 0.00 0.00 0.00 0.00 12:20:01 lo 882.39 882.39 67.64 67.64 0.00 0.00 0.00 0.00 12:20:01 ens3 8238.04 4892.35 4294.67 2057.02 0.00 0.00 0.00 0.00 12:21:01 lo 1044.19 1044.19 80.05 80.05 0.00 0.00 0.00 0.00 12:21:01 ens3 8982.49 6644.94 2311.72 2572.30 0.00 0.00 0.00 0.00 12:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:22:01 ens3 225.65 159.01 413.61 211.56 0.00 0.00 0.00 0.00 Average: lo 483.91 483.91 37.10 37.10 0.00 0.00 0.00 0.00 Average: ens3 4616.29 3105.84 6793.52 1234.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6782) 10/03/26 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART (4 CPU) 12:18:02 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 24.77 0.00 2.24 2.23 0.01 70.75 12:19:01 0 13.67 0.00 2.06 5.57 0.00 78.70 12:19:01 1 50.81 0.00 3.39 1.39 0.02 44.39 12:19:01 2 12.58 0.00 1.33 1.01 0.00 85.07 12:19:01 3 21.89 0.00 2.11 0.94 0.00 75.07 12:20:01 all 44.23 0.00 23.29 0.51 0.02 31.95 12:20:01 0 43.60 0.00 12.36 0.94 0.02 43.09 12:20:01 1 44.55 0.00 23.56 0.81 0.02 31.06 12:20:01 2 44.96 0.00 33.20 0.22 0.05 21.57 12:20:01 3 43.79 0.00 24.07 0.05 0.02 32.08 12:21:01 all 22.38 0.00 39.47 0.15 0.01 38.00 12:21:01 0 19.30 0.00 33.54 0.00 0.02 47.14 12:21:01 1 27.21 0.00 61.27 0.02 0.00 11.50 12:21:01 2 20.40 0.00 18.05 0.55 0.02 60.97 12:21:01 3 22.56 0.00 44.93 0.03 0.00 32.48 12:22:01 all 30.91 0.00 1.55 0.46 0.01 67.07 12:22:01 0 30.78 0.00 1.10 0.79 0.00 67.33 12:22:01 1 31.92 0.00 1.74 0.13 0.02 66.19 12:22:01 2 21.36 0.00 1.18 0.81 0.00 76.65 12:22:01 3 39.67 0.00 2.20 0.12 0.00 58.01 Average: all 30.60 0.00 16.66 0.83 0.01 51.91 Average: 0 26.90 0.00 12.26 1.81 0.01 59.02 Average: 1 38.58 0.00 22.52 0.58 0.01 38.30 Average: 2 24.87 0.00 13.46 0.65 0.02 61.01 Average: 3 32.01 0.00 18.38 0.28 0.00 49.32