---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-984 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 555 1101 0 2287 3122 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:16:e7:db brd ff:ff:ff:ff:ff:ff inet 10.32.6.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe16:e7db/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-984) 04/26/25 _x86_64_ (4 CPU) 16:36:53 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 149.99 54.67 95.32 3608.87 39618.86 16:39:01 86.82 30.22 56.60 1657.08 10580.99 16:40:01 10.45 0.00 10.45 0.00 465.92 16:41:01 41.06 10.86 30.19 800.80 3268.39 16:42:01 32.06 6.52 25.55 178.90 3979.34 16:43:01 28.45 0.80 27.65 86.65 5591.20 Average: 58.06 17.14 40.92 1053.71 10584.13 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 1818288 3382036 2220356 54.98 50804 1668408 580632 11.41 516004 1530308 167340 16:39:01 1491712 3222692 2546932 63.06 57376 1821656 736548 14.48 691496 1667748 4816 16:40:01 1474684 3213100 2563960 63.49 59220 1826280 740516 14.56 702428 1671492 1400 16:41:01 531864 2385344 3506780 86.83 61940 1935040 1487592 29.24 1585948 1718368 1760 16:42:01 1212040 3288900 2826604 69.99 65400 2149616 612496 12.04 808752 1809176 105416 16:43:01 1108564 3178092 2930080 72.55 68412 2139648 741032 14.57 911744 1808872 16184 Average: 1272859 3111694 2765785 68.48 60525 1923441 816469 16.05 869395 1700994 49486 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 358.04 220.03 1553.41 65.98 0.00 0.00 0.00 0.00 16:38:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:39:01 ens3 134.37 127.42 787.49 24.61 0.00 0.00 0.00 0.00 16:39:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 16:40:01 ens3 59.86 86.94 67.31 14.00 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:41:01 ens3 229.50 267.17 1379.97 39.47 0.00 0.00 0.00 0.00 16:41:01 lo 56.91 56.91 21.26 21.26 0.00 0.00 0.00 0.00 16:42:01 ens3 551.06 409.48 1561.79 107.10 0.00 0.00 0.00 0.00 16:42:01 lo 62.82 62.82 15.15 15.15 0.00 0.00 0.00 0.00 16:43:01 ens3 42.29 32.49 21.03 87.96 0.00 0.00 0.00 0.00 16:43:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 229.45 190.76 895.47 56.61 0.00 0.00 0.00 0.00 Average: lo 20.63 20.63 6.14 6.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-984) 04/26/25 _x86_64_ (4 CPU) 16:36:53 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.60 0.00 1.94 4.05 0.05 72.37 16:38:02 0 41.25 0.00 3.21 1.79 0.08 53.67 16:38:02 1 12.74 0.00 1.12 1.46 0.03 84.65 16:38:02 2 8.79 0.00 1.54 9.92 0.05 79.70 16:38:02 3 23.59 0.00 1.87 3.01 0.05 71.47 16:39:01 all 14.14 0.00 0.75 1.60 0.05 83.45 16:39:01 0 27.41 0.00 1.23 0.82 0.07 70.48 16:39:01 1 9.06 0.00 0.61 0.29 0.02 90.02 16:39:01 2 8.69 0.00 0.80 4.42 0.03 86.05 16:39:01 3 11.43 0.00 0.37 0.90 0.03 87.26 16:40:01 all 3.94 0.00 0.23 0.05 0.02 95.76 16:40:01 0 6.21 0.00 0.28 0.02 0.02 93.48 16:40:01 1 6.17 0.00 0.47 0.00 0.03 93.33 16:40:01 2 2.52 0.00 0.08 0.20 0.03 97.16 16:40:01 3 0.87 0.00 0.07 0.00 0.02 99.05 16:41:01 all 34.23 0.00 1.10 0.58 0.07 64.02 16:41:01 0 33.32 0.00 1.17 0.68 0.07 64.76 16:41:01 1 34.76 0.00 0.70 0.40 0.07 64.07 16:41:01 2 31.40 0.00 1.67 0.98 0.07 65.88 16:41:01 3 37.49 0.00 0.83 0.25 0.07 61.36 16:42:01 all 19.91 0.00 1.04 0.20 0.05 78.81 16:42:01 0 16.97 0.00 0.92 0.35 0.05 81.71 16:42:01 1 19.66 0.00 0.89 0.03 0.05 79.38 16:42:01 2 20.95 0.00 1.12 0.13 0.07 77.73 16:42:01 3 22.03 0.00 1.25 0.27 0.05 76.39 16:43:01 all 21.47 0.00 0.81 0.73 0.04 76.95 16:43:01 0 8.53 0.00 0.48 0.72 0.02 90.26 16:43:01 1 29.90 0.00 0.98 0.25 0.03 68.83 16:43:01 2 26.68 0.00 1.08 1.90 0.03 70.31 16:43:01 3 20.76 0.00 0.68 0.05 0.05 78.45 Average: all 19.23 0.00 0.98 1.20 0.05 78.54 Average: 0 22.26 0.00 1.21 0.73 0.05 75.75 Average: 1 18.75 0.00 0.80 0.41 0.04 80.01 Average: 2 16.54 0.00 1.05 2.92 0.05 79.44 Average: 3 19.38 0.00 0.85 0.75 0.04 78.98