---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3054 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 7.7G 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 458 5173 0 2343 7233 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:4f:56:3e brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:fe4f:563e/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-3054) 09/06/25 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 147.61 65.29 82.32 4261.96 40663.11 21:26:01 69.84 19.01 50.82 1325.88 8542.96 21:27:01 46.58 11.20 35.38 352.07 6443.33 21:28:01 9.78 0.02 9.77 0.13 371.27 21:29:01 35.35 10.41 24.94 727.89 3593.87 21:30:01 2.75 0.10 2.65 3.07 112.51 21:31:01 28.62 3.70 24.92 102.22 2471.96 21:32:01 29.70 1.72 27.98 106.92 6094.45 Average: 46.23 13.92 32.31 859.01 8536.31 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5984808 7408700 2182604 26.72 36920 1566884 711880 7.72 590808 1427884 86752 21:26:01 5778688 7466308 2388724 29.25 56976 1794800 824116 8.94 545520 1647180 134240 21:27:01 5536884 7287640 2630528 32.21 59080 1854248 810020 8.79 732580 1698648 1308 21:28:01 5523368 7281220 2644044 32.37 61012 1858484 810020 8.79 740684 1702152 764 21:29:01 4502844 6386296 3664568 44.87 63320 1977900 1962936 21.30 1668632 1782084 2676 21:30:01 4286648 6170352 3880764 47.52 63400 1978004 1996832 21.67 1885736 1779456 72 21:31:01 5374292 7470188 2793120 34.20 66648 2181888 634952 6.89 675972 1897256 138760 21:32:01 5278992 7394048 2888420 35.37 69440 2198252 700016 7.60 762068 1906220 17320 Average: 5283316 7108094 2884096 35.31 59600 1926308 1056346 11.46 950250 1730110 47736 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:25:02 ens3 421.38 232.79 1404.28 66.29 0.00 0.00 0.00 0.00 21:26:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 21:26:01 ens3 69.43 42.11 450.53 13.18 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:27:01 ens3 103.30 116.76 805.62 18.10 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 59.12 85.07 61.11 13.67 0.00 0.00 0.00 0.00 21:29:01 lo 1.78 1.78 0.86 0.86 0.00 0.00 0.00 0.00 21:29:01 ens3 238.09 264.95 1585.75 39.10 0.00 0.00 0.00 0.00 21:30:01 lo 13.08 13.08 3.85 3.85 0.00 0.00 0.00 0.00 21:30:01 ens3 2.73 2.17 0.67 0.71 0.00 0.00 0.00 0.00 21:31:01 lo 15.79 15.79 3.48 3.48 0.00 0.00 0.00 0.00 21:31:01 ens3 209.10 241.71 1106.82 41.96 0.00 0.00 0.00 0.00 21:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 21:32:01 ens3 12.21 12.81 10.25 6.34 0.00 0.00 0.00 0.00 Average: lo 4.30 4.30 1.07 1.07 0.00 0.00 0.00 0.00 Average: ens3 139.57 124.98 678.64 24.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3054) 09/06/25 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 20.70 0.00 2.57 4.97 1.94 69.82 21:25:02 0 8.83 0.00 1.65 5.77 1.80 81.96 21:25:02 1 15.94 0.00 1.65 3.10 1.50 77.81 21:25:02 2 29.66 0.00 3.21 5.02 2.54 59.57 21:25:02 3 28.47 0.00 3.78 6.01 1.91 59.83 21:26:01 all 21.31 0.00 1.31 2.10 1.45 73.82 21:26:01 0 20.24 0.00 1.22 5.68 1.81 71.06 21:26:01 1 21.80 0.00 1.34 0.88 1.10 74.88 21:26:01 2 21.08 0.00 1.52 0.71 1.45 75.24 21:26:01 3 22.13 0.00 1.18 1.13 1.45 74.10 21:27:01 all 12.72 0.00 0.64 0.68 1.27 84.68 21:27:01 0 9.03 0.00 0.37 0.90 0.98 88.73 21:27:01 1 22.18 0.00 0.37 0.37 1.51 75.58 21:27:01 2 13.08 0.00 1.22 0.18 1.40 84.12 21:27:01 3 6.65 0.00 0.60 1.28 1.16 90.32 21:28:01 all 3.69 0.00 0.26 0.05 0.52 95.48 21:28:01 0 0.73 0.00 0.15 0.15 0.37 98.60 21:28:01 1 5.09 0.00 0.05 0.00 0.67 94.20 21:28:01 2 3.66 0.00 0.30 0.00 0.67 95.38 21:28:01 3 5.27 0.00 0.53 0.07 0.40 93.72 21:29:01 all 43.69 0.00 1.76 0.49 3.97 50.09 21:29:01 0 44.35 0.00 1.37 0.66 3.74 49.88 21:29:01 1 43.71 0.00 1.84 0.38 4.32 49.75 21:29:01 2 48.50 0.00 1.67 0.31 4.13 45.39 21:29:01 3 38.22 0.00 2.13 0.61 3.69 55.34 21:30:01 all 4.39 0.00 0.43 0.02 0.73 94.44 21:30:01 0 4.57 0.00 0.42 0.05 0.71 94.25 21:30:01 1 3.53 0.00 0.47 0.00 0.58 95.42 21:30:01 2 5.25 0.00 0.40 0.00 0.74 93.61 21:30:01 3 4.17 0.00 0.43 0.02 0.86 94.51 21:31:01 all 15.44 0.00 1.25 0.23 1.92 81.16 21:31:01 0 16.66 0.00 1.62 0.15 1.84 79.74 21:31:01 1 18.81 0.00 1.14 0.02 1.89 78.14 21:31:01 2 14.11 0.00 1.19 0.21 2.33 82.16 21:31:01 3 12.21 0.00 1.04 0.55 1.61 84.59 21:32:01 all 20.87 0.00 1.04 0.85 1.34 75.90 21:32:01 0 27.23 0.00 0.83 0.56 1.54 69.84 21:32:01 1 24.73 0.00 1.34 0.18 1.71 72.03 21:32:01 2 15.49 0.00 1.29 2.42 1.49 79.32 21:32:01 3 16.02 0.00 0.70 0.22 0.62 82.45 Average: all 17.86 0.00 1.16 1.17 1.64 78.17 Average: 0 16.46 0.00 0.95 1.73 1.60 79.25 Average: 1 19.49 0.00 1.02 0.61 1.66 77.21 Average: 2 18.84 0.00 1.35 1.11 1.84 76.86 Average: 3 16.65 0.00 1.30 1.23 1.46 79.35