---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2155 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 9.0G 11G 47% / 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 471 3793 0 3710 7205 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:64:95:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fe64:95d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2155) 11/07/26 _x86_64_ (4 CPU) 14:38:53 LINUX RESTART (4 CPU) 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:02 135.23 55.21 80.01 3611.06 9490.89 14:41:01 130.67 37.11 93.56 2286.39 56949.53 14:42:01 12.20 0.02 12.18 0.13 567.37 14:43:01 37.50 10.43 27.07 734.96 3693.17 14:44:01 2.00 0.03 1.97 0.27 73.05 14:45:01 39.79 4.30 35.49 175.84 3124.01 Average: 59.37 17.80 41.57 1131.76 12191.57 14:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:02 5867664 7453388 2299756 28.16 49752 1705912 658008 7.14 532248 1583580 200540 14:41:01 4095220 7218452 4072200 49.86 60244 3204528 857376 9.30 791632 3039112 5096 14:42:01 4078164 7211120 4089256 50.07 62788 3210468 857376 9.30 801236 3043984 1856 14:43:01 2861680 6121792 5305740 64.96 65328 3330508 2050468 22.25 1922580 3124144 1384 14:44:01 2579332 5839448 5588088 68.42 65412 3330500 2426612 26.33 2207484 3121756 64 14:45:01 3901112 7391000 4266308 52.24 70488 3545924 677720 7.35 749944 3254012 160736 Average: 3897195 6872533 4270225 52.28 62335 3054640 1254593 13.61 1167521 2861098 61613 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:02 ens3 369.50 233.06 1836.30 66.71 0.00 0.00 0.00 0.00 14:40:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 14:41:01 ens3 1052.01 612.37 22421.01 61.53 0.00 0.00 0.00 0.00 14:41:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 14:42:01 ens3 63.06 93.73 59.53 21.19 0.00 0.00 0.00 0.00 14:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:43:01 ens3 206.78 234.64 1580.12 42.20 0.00 0.00 0.00 0.00 14:43:01 lo 4.97 4.97 2.02 2.02 0.00 0.00 0.00 0.00 14:44:01 ens3 7.32 4.98 1.64 1.49 0.00 0.00 0.00 0.00 14:44:01 lo 13.98 13.98 3.51 3.51 0.00 0.00 0.00 0.00 14:45:01 ens3 241.24 228.30 1092.70 57.47 0.00 0.00 0.00 0.00 14:45:01 lo 11.20 11.20 2.41 2.41 0.00 0.00 0.00 0.00 Average: ens3 321.29 233.46 4448.33 41.71 0.00 0.00 0.00 0.00 Average: lo 5.49 5.49 1.37 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2155) 11/07/26 _x86_64_ (4 CPU) 14:38:53 LINUX RESTART (4 CPU) 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:02 all 22.18 0.00 1.90 3.74 0.06 72.12 14:40:02 0 28.55 0.00 2.44 4.40 0.07 64.55 14:40:02 1 13.11 0.00 1.29 4.13 0.05 81.42 14:40:02 2 17.02 0.00 1.71 5.49 0.07 75.72 14:40:02 3 30.09 0.00 2.19 0.92 0.07 66.74 14:41:01 all 18.68 0.00 1.62 3.17 0.06 76.47 14:41:01 0 9.83 0.00 0.80 3.61 0.03 85.73 14:41:01 1 12.12 0.00 1.70 3.69 0.05 82.43 14:41:01 2 21.79 0.00 2.52 3.95 0.10 71.64 14:41:01 3 31.02 0.00 1.46 1.43 0.09 66.00 14:42:01 all 4.50 0.00 0.24 0.05 0.02 95.19 14:42:01 0 4.55 0.00 0.10 0.08 0.02 95.25 14:42:01 1 0.49 0.00 0.03 0.13 0.00 99.35 14:42:01 2 7.51 0.00 0.73 0.00 0.03 91.72 14:42:01 3 5.42 0.00 0.07 0.00 0.03 94.48 14:43:01 all 28.54 0.00 1.11 0.40 0.07 69.88 14:43:01 0 29.04 0.00 1.04 0.48 0.07 69.37 14:43:01 1 22.77 0.00 0.94 0.50 0.07 75.73 14:43:01 2 31.02 0.00 1.47 0.42 0.07 67.02 14:43:01 3 31.33 0.00 1.04 0.18 0.08 67.37 14:44:01 all 2.65 0.00 0.31 0.03 0.02 96.98 14:44:01 0 2.92 0.00 0.38 0.13 0.02 96.55 14:44:01 1 2.68 0.00 0.37 0.02 0.02 96.92 14:44:01 2 2.47 0.00 0.18 0.00 0.03 97.31 14:44:01 3 2.55 0.00 0.30 0.00 0.02 97.13 14:45:01 all 19.25 0.00 1.20 0.58 0.06 78.91 14:45:01 0 18.62 0.00 1.47 1.83 0.07 78.02 14:45:01 1 28.56 0.00 1.60 0.13 0.08 69.63 14:45:01 2 16.00 0.00 1.08 0.15 0.05 82.71 14:45:01 3 13.78 0.00 0.62 0.22 0.03 85.35 Average: all 15.96 0.00 1.06 1.32 0.05 81.61 Average: 0 15.59 0.00 1.04 1.75 0.04 81.57 Average: 1 13.31 0.00 0.99 1.43 0.04 84.23 Average: 2 15.95 0.00 1.28 1.66 0.06 81.06 Average: 3 18.98 0.00 0.94 0.45 0.05 79.57