---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-50 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 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 9.4G 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 553 12070 0 3415 15156 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:cf:e6:ba brd ff:ff:ff:ff:ff:ff inet 10.30.106.155/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fecf:e6ba/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-50) 11/03/26 _x86_64_ (4 CPU) 09:39:55 LINUX RESTART (4 CPU) 09:40:01 tps rtps wtps bread/s bwrtn/s 09:41:02 308.25 56.26 251.99 3662.19 71196.00 09:42:01 320.47 35.65 284.82 1285.21 20113.61 09:43:01 510.81 16.80 494.02 1256.59 32245.43 09:44:01 8.87 0.00 8.87 0.00 960.91 09:45:01 1.65 0.00 1.65 0.00 89.84 Average: 229.70 21.69 208.01 1240.61 24936.40 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:41:02 13979136 15588836 2445832 14.89 60440 1750860 747260 4.28 630544 1602296 180956 09:42:01 11792808 14428076 4632160 28.20 118124 2643856 2195728 12.57 1811700 2481220 644668 09:43:01 11514092 14482136 4910876 29.90 138840 2911552 2220636 12.71 1857664 2671416 8196 09:44:01 9937656 12922932 6487312 39.50 139416 2926024 3803780 21.77 3394112 2684156 644 09:45:01 10108524 13095392 6316444 38.46 139464 2927636 3626320 20.75 3226676 2685776 28 Average: 11466443 14103474 4958525 30.19 119257 2631986 2518745 14.41 2184139 2424973 166898 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:41:02 lo 1.40 1.40 0.16 0.16 0.00 0.00 0.00 0.00 09:41:02 ens3 311.10 237.79 2126.12 87.98 0.00 0.00 0.00 0.00 09:42:01 lo 4.20 4.20 0.39 0.39 0.00 0.00 0.00 0.00 09:42:01 ens3 495.24 371.33 5979.85 47.05 0.00 0.00 0.00 0.00 09:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 09:43:01 ens3 77.20 63.32 716.69 8.90 0.00 0.00 0.00 0.00 09:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:44:01 ens3 0.88 0.20 0.11 0.46 0.00 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 ens3 0.77 0.22 0.09 0.20 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 175.97 133.78 1750.42 28.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-50) 11/03/26 _x86_64_ (4 CPU) 09:39:55 LINUX RESTART (4 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:41:02 all 21.12 0.00 1.92 4.22 0.07 72.67 09:41:02 0 23.66 0.00 1.92 1.10 0.07 73.25 09:41:02 1 23.59 0.00 1.88 3.00 0.07 71.47 09:41:02 2 28.81 0.00 2.91 6.03 0.07 62.18 09:41:02 3 8.38 0.00 0.97 6.79 0.08 83.78 09:42:01 all 22.52 0.00 3.24 5.26 0.08 68.90 09:42:01 0 36.09 0.00 4.95 7.43 0.10 51.43 09:42:01 1 19.36 0.00 2.24 3.84 0.05 74.51 09:42:01 2 13.53 0.00 2.06 2.88 0.05 81.48 09:42:01 3 21.11 0.00 3.73 6.89 0.09 68.18 09:43:01 all 31.08 0.00 2.65 1.39 0.05 64.83 09:43:01 0 22.70 0.00 2.69 0.28 0.05 74.28 09:43:01 1 41.77 0.00 3.85 2.39 0.03 51.96 09:43:01 2 39.21 0.00 1.98 1.61 0.07 57.14 09:43:01 3 20.60 0.00 2.08 1.26 0.05 76.01 09:44:01 all 43.65 0.00 1.12 0.10 0.03 55.09 09:44:01 0 34.75 0.00 0.97 0.33 0.03 63.92 09:44:01 1 50.38 0.00 1.25 0.02 0.03 48.32 09:44:01 2 55.88 0.00 1.27 0.00 0.03 42.81 09:44:01 3 33.60 0.00 0.97 0.08 0.03 65.31 09:45:01 all 34.33 0.00 0.28 0.02 0.03 65.34 09:45:01 0 46.56 0.00 0.25 0.07 0.02 53.11 09:45:01 1 21.40 0.00 0.23 0.00 0.03 78.34 09:45:01 2 28.54 0.00 0.35 0.00 0.03 71.08 09:45:01 3 40.93 0.00 0.32 0.00 0.05 58.70 Average: all 30.57 0.00 1.84 2.19 0.05 65.35 Average: 0 32.75 0.00 2.14 1.82 0.05 63.23 Average: 1 31.33 0.00 1.88 1.84 0.04 64.91 Average: 2 33.25 0.00 1.71 2.10 0.05 62.88 Average: 3 24.95 0.00 1.61 2.99 0.06 70.39