---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9474 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 444 5187 0 2343 7248 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:a4:08:5e brd ff:ff:ff:ff:ff:ff inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fea4:85e/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-9474) 03/21/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 149.38 66.64 82.74 4272.89 40793.22 23:20:01 83.56 30.17 53.39 1665.03 9067.73 23:21:01 33.62 7.70 25.92 671.51 6442.92 23:22:01 9.50 3.62 5.88 132.22 3394.74 23:23:01 29.56 0.68 28.88 77.72 7871.49 Average: 61.12 21.76 39.36 1363.83 13513.15 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5967392 7393468 2200028 26.94 37192 1568888 732136 7.94 607408 1429980 85296 23:20:01 5690972 7388400 2476448 30.32 56912 1804928 758720 8.23 651608 1630848 98436 23:21:01 4731852 6627808 3435568 42.06 62352 1991684 1649456 17.90 1439876 1784872 93236 23:22:01 5362220 7458128 2805200 34.35 65928 2182448 639836 6.94 679768 1907292 191840 23:23:01 5381784 7488520 2785636 34.11 68664 2190476 630976 6.85 655296 1909788 10580 Average: 5426844 7271265 2740576 33.55 58210 1947685 882225 9.57 806791 1732556 95878 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 422.23 245.81 1495.03 67.25 0.00 0.00 0.00 0.00 23:19:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:20:01 ens3 54.31 43.03 422.88 11.52 0.00 0.00 0.00 0.00 23:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 203.60 189.99 2643.57 24.99 0.00 0.00 0.00 0.00 23:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 118.91 111.48 1251.41 18.45 0.00 0.00 0.00 0.00 23:22:01 lo 120.81 120.81 36.43 36.43 0.00 0.00 0.00 0.00 23:23:01 ens3 12.10 12.65 10.30 5.97 0.00 0.00 0.00 0.00 23:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 162.22 120.59 1164.64 25.64 0.00 0.00 0.00 0.00 Average: lo 24.94 24.94 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9474) 03/21/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 21.44 0.00 2.73 4.33 1.02 70.49 23:19:01 0 24.91 0.00 2.10 2.74 1.04 69.21 23:19:01 1 22.73 0.00 4.95 2.99 0.92 68.41 23:19:01 2 17.80 0.00 1.82 6.34 1.04 73.00 23:19:01 3 20.28 0.00 2.04 5.20 1.09 71.39 23:20:01 all 22.51 0.00 1.66 2.20 1.03 72.60 23:20:01 0 15.23 0.00 1.15 0.95 0.82 81.85 23:20:01 1 32.24 0.00 2.12 1.23 1.12 63.29 23:20:01 2 23.32 0.00 1.80 4.95 1.28 68.65 23:20:01 3 19.26 0.00 1.55 1.68 0.88 76.63 23:21:01 all 35.97 0.00 1.55 0.93 2.18 59.37 23:21:01 0 30.64 0.00 1.43 0.93 2.38 64.61 23:21:01 1 39.82 0.00 1.00 0.27 1.95 56.97 23:21:01 2 36.46 0.00 1.45 0.66 2.33 59.10 23:21:01 3 36.94 0.00 2.35 1.83 2.08 56.79 23:22:01 all 45.32 0.00 1.87 0.22 2.70 49.89 23:22:01 0 42.98 0.00 2.07 0.15 2.71 52.09 23:22:01 1 39.35 0.00 1.78 0.08 2.63 56.15 23:22:01 2 50.88 0.00 1.71 0.13 2.73 44.55 23:22:01 3 48.03 0.00 1.92 0.52 2.75 46.79 23:23:01 all 20.97 0.00 1.10 0.73 0.88 76.32 23:23:01 0 14.33 0.00 0.95 0.52 0.72 83.49 23:23:01 1 38.45 0.00 1.27 0.80 1.33 58.15 23:23:01 2 30.51 0.00 1.55 0.10 0.97 66.87 23:23:01 3 0.60 0.00 0.65 1.51 0.52 96.72 Average: all 29.25 0.00 1.78 1.68 1.56 65.73 Average: 0 25.61 0.00 1.54 1.06 1.53 70.26 Average: 1 34.53 0.00 2.22 1.07 1.59 60.59 Average: 2 31.82 0.00 1.67 2.43 1.67 62.42 Average: 3 25.02 0.00 1.70 2.15 1.46 69.67