---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8321 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: 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 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 7.8G 12G 41% / 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 467 5069 0 2439 7225 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:8d:73:13 brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe8d:7313/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8321) 03/07/26 _x86_64_ (4 CPU) 11:16:53 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:03 135.88 54.36 81.52 3575.27 40514.60 11:19:01 82.62 30.70 51.92 1699.16 9109.60 11:20:01 31.14 0.18 30.96 2.53 7983.34 11:21:01 13.25 0.00 13.25 0.00 3583.94 11:22:01 49.74 2.73 47.01 189.97 9098.35 Average: 62.39 17.51 44.89 1089.32 14091.17 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:03 5923992 7380496 2243420 27.47 38824 1596392 730076 7.92 630260 1446556 113624 11:19:01 5605148 7299556 2562264 31.37 56604 1802576 835036 9.06 739160 1627828 97364 11:20:01 5471124 7304532 2696288 33.01 58940 1936452 787224 8.54 734628 1760368 1656 11:21:01 5207288 7144116 2960124 36.24 60744 2035624 957400 10.39 895676 1857876 2224 11:22:01 5211628 7414452 2955784 36.19 66056 2290516 675540 7.33 645212 2092048 27340 Average: 5483836 7308630 2683576 32.86 56234 1932312 797055 8.65 728987 1756935 48442 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:03 ens3 442.48 248.66 1429.25 65.74 0.00 0.00 0.00 0.00 11:18:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:19:01 ens3 68.78 57.85 439.38 15.63 0.00 0.00 0.00 0.00 11:19:01 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 11:20:01 ens3 151.47 141.94 2231.89 18.38 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 387.47 329.68 1674.35 33.90 0.00 0.00 0.00 0.00 11:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 341.89 342.91 2472.89 57.60 0.00 0.00 0.00 0.00 11:22:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 279.83 225.32 1657.67 38.40 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8321) 03/07/26 _x86_64_ (4 CPU) 11:16:53 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:03 all 22.84 0.00 1.86 3.81 1.41 70.09 11:18:03 0 49.54 0.00 2.66 1.83 1.85 44.11 11:18:03 1 10.33 0.00 1.15 0.78 1.25 86.50 11:18:03 2 12.05 0.00 1.68 9.30 1.20 75.77 11:18:03 3 19.51 0.00 1.91 3.34 1.33 73.90 11:19:01 all 21.87 0.00 1.38 1.91 1.37 73.47 11:19:01 0 35.23 0.00 1.94 0.24 1.31 61.27 11:19:01 1 39.58 0.00 2.37 2.23 1.72 54.09 11:19:01 2 6.03 0.00 0.55 3.43 0.84 89.15 11:19:01 3 6.71 0.00 0.70 1.74 1.60 89.25 11:20:01 all 9.23 0.00 0.51 0.51 0.50 89.26 11:20:01 0 9.47 0.00 0.90 0.38 0.35 88.89 11:20:01 1 6.52 0.00 0.20 0.00 0.28 93.00 11:20:01 2 6.29 0.00 0.38 0.50 0.73 92.09 11:20:01 3 14.62 0.00 0.53 1.15 0.62 83.08 11:21:01 all 5.67 0.00 0.62 0.15 0.37 93.20 11:21:01 0 9.41 0.00 1.05 0.00 0.30 89.23 11:21:01 1 2.15 0.00 0.27 0.08 0.27 97.23 11:21:01 2 5.37 0.00 0.77 0.12 0.60 93.14 11:21:01 3 5.76 0.00 0.38 0.37 0.30 93.19 11:22:01 all 22.31 0.00 1.53 0.48 1.13 74.55 11:22:01 0 36.36 0.00 2.03 0.13 1.45 60.02 11:22:01 1 22.16 0.00 0.80 0.08 0.95 76.01 11:22:01 2 18.17 0.00 2.01 0.20 1.20 78.42 11:22:01 3 12.56 0.00 1.30 1.53 0.93 83.67 Average: all 16.36 0.00 1.18 1.37 0.95 80.14 Average: 0 27.99 0.00 1.72 0.52 1.05 68.72 Average: 1 16.00 0.00 0.95 0.63 0.89 81.53 Average: 2 9.61 0.00 1.08 2.71 0.92 85.68 Average: 3 11.86 0.00 0.97 1.63 0.95 84.59