---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14294 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 471 3974 0 3529 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:1c:7f:63 brd ff:ff:ff:ff:ff:ff inet 10.32.6.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85996sec preferred_lft 85996sec inet6 fe80::f816:3eff:fe1c:7f63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14294) 10/03/26 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 145.48 55.54 89.94 3626.86 34629.31 21:26:01 127.68 36.49 91.18 2248.29 50500.25 21:27:01 12.63 0.02 12.61 0.13 564.31 21:28:01 35.86 10.45 25.41 731.61 3693.25 21:29:01 2.02 0.03 1.98 0.27 54.26 21:30:01 41.35 4.30 37.05 175.81 3265.44 Average: 60.84 17.80 43.03 1130.47 15450.80 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 5906020 7466776 2261392 27.69 49424 1682232 622188 6.75 517448 1561012 187756 21:26:01 4345124 7287036 3822288 46.80 59700 3027200 797320 8.65 725736 2861948 5024 21:27:01 4319668 7271304 3847744 47.11 62236 3033136 805308 8.74 743100 2866836 1724 21:28:01 2974776 6052436 5192636 63.58 64720 3152952 2257240 24.49 1995072 2946784 832 21:29:01 2891908 5969636 5275504 64.59 64804 3152952 2282924 24.77 2078872 2944384 44 21:30:01 4076732 7381964 4090680 50.09 69992 3368572 686500 7.45 759340 3076264 156924 Average: 4085705 6904859 4081707 49.98 61813 2902841 1241913 13.48 1136595 2709538 58717 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 321.91 192.50 1612.20 63.46 0.00 0.00 0.00 0.00 21:25:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 21:26:01 ens3 950.72 537.16 19128.64 56.57 0.00 0.00 0.00 0.00 21:26:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 21:27:01 ens3 61.42 92.20 58.32 20.97 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 220.20 239.28 1565.02 44.39 0.00 0.00 0.00 0.00 21:28:01 lo 5.40 5.40 2.15 2.15 0.00 0.00 0.00 0.00 21:29:01 ens3 11.50 8.48 2.43 2.30 0.00 0.00 0.00 0.00 21:29:01 lo 14.00 14.00 3.51 3.51 0.00 0.00 0.00 0.00 21:30:01 ens3 232.14 229.82 1093.30 55.54 0.00 0.00 0.00 0.00 21:30:01 lo 11.13 11.13 2.40 2.40 0.00 0.00 0.00 0.00 Average: ens3 299.65 216.57 3909.91 40.54 0.00 0.00 0.00 0.00 Average: lo 5.55 5.55 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-14294) 10/03/26 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 22.33 0.00 2.02 4.03 0.08 71.54 21:25:01 0 16.29 0.00 1.63 1.60 0.07 80.41 21:25:01 1 6.88 0.00 1.62 12.04 0.07 79.39 21:25:01 2 41.83 0.00 2.92 0.97 0.13 54.15 21:25:01 3 24.29 0.00 1.87 1.52 0.05 72.27 21:26:01 all 19.31 0.00 1.58 2.71 0.07 76.33 21:26:01 0 14.17 0.00 1.47 4.68 0.07 79.62 21:26:01 1 10.85 0.00 1.32 2.73 0.05 85.05 21:26:01 2 39.56 0.00 2.99 3.32 0.15 53.98 21:26:01 3 12.82 0.00 0.55 0.12 0.05 86.47 21:27:01 all 4.34 0.00 0.24 0.08 0.03 95.30 21:27:01 0 0.22 0.00 0.03 0.22 0.00 99.53 21:27:01 1 1.68 0.00 0.08 0.00 0.02 98.22 21:27:01 2 7.60 0.00 0.08 0.10 0.03 92.18 21:27:01 3 7.86 0.00 0.78 0.00 0.05 91.31 21:28:01 all 28.78 0.00 1.13 0.40 0.10 69.59 21:28:01 0 26.10 0.00 1.24 0.64 0.10 71.92 21:28:01 1 27.60 0.00 1.34 0.54 0.08 70.44 21:28:01 2 32.22 0.00 0.95 0.12 0.10 66.61 21:28:01 3 29.18 0.00 0.99 0.30 0.10 69.43 21:29:01 all 2.64 0.00 0.35 0.04 0.03 96.95 21:29:01 0 3.15 0.00 0.34 0.05 0.03 96.43 21:29:01 1 2.55 0.00 0.35 0.03 0.02 97.05 21:29:01 2 2.52 0.00 0.43 0.02 0.03 96.99 21:29:01 3 2.35 0.00 0.28 0.07 0.02 97.28 21:30:01 all 17.98 0.00 1.17 0.83 0.07 79.95 21:30:01 0 17.80 0.00 1.34 0.28 0.07 80.51 21:30:01 1 8.97 0.00 0.63 0.89 0.05 89.46 21:30:01 2 14.18 0.00 1.05 2.11 0.07 82.59 21:30:01 3 30.96 0.00 1.65 0.05 0.10 67.23 Average: all 15.89 0.00 1.08 1.35 0.06 81.61 Average: 0 12.96 0.00 1.01 1.25 0.06 84.73 Average: 1 9.75 0.00 0.89 2.70 0.05 86.61 Average: 2 22.97 0.00 1.41 1.10 0.09 74.43 Average: 3 17.90 0.00 1.02 0.34 0.06 80.67