---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8870 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 7.9G 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 463 5047 0 2464 7226 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:3c:5c:71 brd ff:ff:ff:ff:ff:ff inet 10.32.6.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fe3c:5c71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8870) 08/22/26 _x86_64_ (4 CPU) 03:47:50 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 115.23 54.11 61.12 3552.87 5389.39 03:50:01 59.07 5.83 53.25 203.49 9725.54 03:51:01 49.74 7.00 42.74 90.38 10058.32 03:52:01 10.68 0.97 9.72 20.66 415.93 03:53:01 56.21 0.90 55.31 79.19 12272.89 Average: 58.18 13.79 44.40 791.28 7565.21 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 5970488 7408936 2196932 26.90 38120 1580056 720204 7.81 594216 1438268 100036 03:50:01 5711764 7489928 2455656 30.07 56892 1882508 608840 6.61 510736 1743868 208292 03:51:01 5376016 7234908 2791404 34.18 60120 1957832 884656 9.60 783060 1802424 2208 03:52:01 5317860 7216192 2849560 34.89 62108 1993600 911880 9.89 802372 1836356 33392 03:53:01 5189128 7416664 2978292 36.47 67608 2310660 668680 7.26 623852 2131424 28236 Average: 5513051 7353326 2654369 32.50 56970 1944931 758852 8.23 662847 1790468 74433 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:49:02 ens3 413.90 210.95 1468.44 64.24 0.00 0.00 0.00 0.00 03:50:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 03:50:01 ens3 75.24 68.97 865.48 12.01 0.00 0.00 0.00 0.00 03:51:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 03:51:01 ens3 119.55 108.38 1190.24 22.33 0.00 0.00 0.00 0.00 03:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 162.96 159.62 581.20 22.82 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 476.55 421.81 3486.85 71.44 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 250.22 194.37 1520.62 38.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8870) 08/22/26 _x86_64_ (4 CPU) 03:47:50 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 23.41 0.00 1.90 3.26 1.21 70.21 03:49:02 0 22.92 0.00 1.96 1.23 1.36 72.53 03:49:02 1 16.69 0.00 1.72 4.78 0.97 75.84 03:49:02 2 14.89 0.00 1.48 5.45 0.88 77.29 03:49:02 3 39.14 0.00 2.43 1.60 1.63 55.19 03:50:01 all 20.90 0.00 1.27 1.67 0.96 75.20 03:50:01 0 16.06 0.00 1.25 4.61 0.95 77.13 03:50:01 1 31.08 0.00 1.17 0.29 0.90 66.57 03:50:01 2 14.61 0.00 1.10 1.55 1.11 81.63 03:50:01 3 21.87 0.00 1.56 0.19 0.90 75.48 03:51:01 all 14.57 0.00 0.78 0.93 1.06 82.66 03:51:01 0 13.77 0.00 0.77 2.68 0.90 81.88 03:51:01 1 10.20 0.00 0.55 0.03 0.80 88.41 03:51:01 2 18.34 0.00 1.08 0.70 1.38 78.49 03:51:01 3 15.95 0.00 0.77 0.30 1.17 81.80 03:52:01 all 5.45 0.00 0.48 0.04 0.34 93.69 03:52:01 0 8.49 0.00 0.70 0.12 0.33 90.35 03:52:01 1 3.65 0.00 0.32 0.00 0.25 95.78 03:52:01 2 2.92 0.00 0.23 0.03 0.18 96.62 03:52:01 3 6.76 0.00 0.62 0.00 0.58 92.04 03:53:01 all 21.29 0.00 1.55 0.75 1.14 75.28 03:53:01 0 12.95 0.00 1.68 1.28 0.88 83.21 03:53:01 1 21.89 0.00 0.77 0.07 0.98 76.29 03:53:01 2 38.67 0.00 2.00 0.40 1.65 57.28 03:53:01 3 11.61 0.00 1.74 1.24 1.05 84.37 Average: all 17.12 0.00 1.20 1.33 0.95 79.41 Average: 0 14.84 0.00 1.27 1.98 0.89 81.02 Average: 1 16.66 0.00 0.90 1.03 0.78 80.62 Average: 2 17.91 0.00 1.18 1.63 1.04 78.24 Average: 3 19.06 0.00 1.42 0.67 1.07 77.78