---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14286 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 8.8G 11G 46% / 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 478 3971 0 3526 7198 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:f0:ee:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fef0:eef5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14286) 10/03/26 _x86_64_ (4 CPU) 20:22:53 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 145.01 55.34 89.68 3624.45 26418.27 20:25:01 126.32 37.11 89.21 2286.39 50909.20 20:26:01 12.53 0.02 12.51 0.13 552.71 20:27:01 35.73 10.43 25.30 730.54 3652.19 20:28:01 1.73 0.03 1.70 0.27 72.65 20:29:01 42.99 4.30 38.69 175.81 5449.25 Average: 60.54 17.82 42.72 1133.31 14408.76 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 5875464 7452988 2291948 28.06 49940 1697736 652860 7.08 530096 1576848 197956 20:25:01 4276004 7214544 3891408 47.65 59720 3023312 851576 9.24 795696 2859260 5336 20:26:01 4255288 7203460 3912124 47.90 62228 3029224 851576 9.24 808832 2864160 1672 20:27:01 3250064 6324028 4917348 60.21 64636 3148784 1903660 20.66 1721580 2943864 1216 20:28:01 3073452 6147448 5093960 62.37 64700 3148784 1938168 21.03 1899684 2941464 84 20:29:01 4056604 7359404 4110808 50.33 70020 3365208 690444 7.49 779272 3074336 94532 Average: 4131146 6950312 4036266 49.42 61874 2902175 1148047 12.46 1089193 2709989 50133 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 ens3 385.80 238.10 1780.96 68.09 0.00 0.00 0.00 0.00 20:24:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:25:01 ens3 800.81 506.27 19375.85 53.37 0.00 0.00 0.00 0.00 20:25:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 20:26:01 ens3 61.11 91.48 59.34 20.81 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 188.80 219.03 1565.03 37.10 0.00 0.00 0.00 0.00 20:27:01 lo 5.55 5.55 2.17 2.17 0.00 0.00 0.00 0.00 20:28:01 ens3 8.93 5.97 2.03 1.81 0.00 0.00 0.00 0.00 20:28:01 lo 14.25 14.25 3.54 3.54 0.00 0.00 0.00 0.00 20:29:01 ens3 215.76 220.44 1086.49 52.00 0.00 0.00 0.00 0.00 20:29:01 lo 10.43 10.43 2.34 2.34 0.00 0.00 0.00 0.00 Average: ens3 275.42 212.74 3935.08 38.83 0.00 0.00 0.00 0.00 Average: lo 5.52 5.52 1.39 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14286) 10/03/26 _x86_64_ (4 CPU) 20:22:53 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 21.99 0.00 1.99 4.17 0.06 71.79 20:24:02 0 9.71 0.00 1.39 8.02 0.03 80.86 20:24:02 1 19.37 0.00 1.60 1.07 0.05 77.90 20:24:02 2 51.00 0.00 3.40 1.65 0.12 43.83 20:24:02 3 7.84 0.00 1.57 5.95 0.05 84.59 20:25:01 all 18.64 0.00 1.54 2.86 0.06 76.90 20:25:01 0 10.68 0.00 1.09 2.97 0.05 85.21 20:25:01 1 18.15 0.00 0.77 1.19 0.05 79.84 20:25:01 2 13.98 0.00 1.83 2.29 0.07 81.84 20:25:01 3 31.74 0.00 2.47 5.00 0.09 60.70 20:26:01 all 4.24 0.00 0.30 0.04 0.03 95.39 20:26:01 0 6.92 0.00 0.30 0.03 0.03 92.71 20:26:01 1 3.82 0.00 0.35 0.00 0.05 95.78 20:26:01 2 1.32 0.00 0.13 0.08 0.03 98.43 20:26:01 3 4.90 0.00 0.40 0.03 0.02 94.65 20:27:01 all 28.81 0.00 1.00 0.27 0.08 69.85 20:27:01 0 28.73 0.00 0.95 0.07 0.07 70.18 20:27:01 1 27.04 0.00 1.07 0.27 0.07 71.56 20:27:01 2 26.07 0.00 1.04 0.33 0.07 72.49 20:27:01 3 33.37 0.00 0.97 0.42 0.08 65.16 20:28:01 all 2.71 0.00 0.36 0.02 0.03 96.88 20:28:01 0 3.02 0.00 0.60 0.00 0.03 96.35 20:28:01 1 2.45 0.00 0.22 0.00 0.03 97.30 20:28:01 2 2.90 0.00 0.42 0.07 0.03 96.58 20:28:01 3 2.49 0.00 0.20 0.02 0.03 97.26 20:29:01 all 18.82 0.00 1.16 0.55 0.06 79.41 20:29:01 0 11.72 0.00 0.53 0.02 0.03 87.69 20:29:01 1 22.88 0.00 1.28 0.13 0.07 75.64 20:29:01 2 10.59 0.00 1.23 1.66 0.05 86.47 20:29:01 3 30.07 0.00 1.58 0.40 0.07 67.88 Average: all 15.86 0.00 1.06 1.31 0.05 81.72 Average: 0 11.80 0.00 0.81 1.84 0.04 85.51 Average: 1 15.62 0.00 0.88 0.44 0.05 83.00 Average: 2 17.67 0.00 1.34 1.01 0.06 79.92 Average: 3 18.36 0.00 1.20 1.96 0.06 78.43