---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2360 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 41% / 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 734 865 0 2343 2942 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:e8:9e:ea brd ff:ff:ff:ff:ff:ff inet 10.32.7.216/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fee8:9eea/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-2360) 06/07/25 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 156.46 56.36 100.10 3630.73 42560.52 11:19:01 85.70 29.31 56.39 1615.86 10604.37 11:20:01 9.03 0.00 9.03 0.00 415.53 11:21:01 11.86 0.00 11.86 0.00 3541.94 11:22:01 49.44 4.72 44.73 176.50 12749.48 11:23:01 25.30 0.77 24.53 85.19 1701.32 Average: 56.30 15.19 41.11 918.05 11928.86 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 1835592 3395476 2203052 54.55 49476 1665404 556632 10.94 502784 1525052 166176 11:19:01 1505648 3237912 2532996 62.72 57300 1822584 708528 13.93 675480 1667200 4096 11:20:01 1487424 3226060 2551220 63.17 59028 1826488 718236 14.12 688996 1670336 1340 11:21:01 1339280 3179944 2699364 66.84 60320 1925036 760428 14.95 735184 1767484 1856 11:22:01 951520 3080068 3087124 76.44 64096 2202148 789528 15.52 1113576 1763084 992 11:23:01 832748 2958800 3205896 79.38 67372 2196548 916700 18.02 1244352 1750484 12316 Average: 1325369 3179710 2713275 67.18 59599 1939701 741675 14.58 826729 1690607 31129 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 11:18:01 ens3 350.14 230.11 1537.03 76.57 0.00 0.00 0.00 0.00 11:19:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:19:01 ens3 115.85 107.15 804.40 19.18 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 11:20:01 ens3 50.21 71.40 56.26 11.62 0.00 0.00 0.00 0.00 11:21:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:21:01 ens3 387.77 321.48 1670.85 32.44 0.00 0.00 0.00 0.00 11:22:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:22:01 ens3 563.49 481.80 2797.82 347.27 0.00 0.00 0.00 0.00 11:23:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 11:23:01 ens3 22.78 20.05 19.10 8.91 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 248.37 205.33 1147.58 82.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2360) 06/07/25 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.94 0.00 2.18 4.55 0.06 71.26 11:18:01 0 9.27 0.00 1.10 2.02 0.05 87.55 11:18:01 1 23.70 0.00 2.68 8.90 0.05 64.68 11:18:01 2 35.93 0.00 3.32 4.83 0.08 55.84 11:18:01 3 18.93 0.00 1.64 2.47 0.05 76.91 11:19:01 all 13.65 0.00 0.76 1.62 0.05 83.93 11:19:01 0 28.76 0.00 1.25 1.40 0.07 68.52 11:19:01 1 9.67 0.00 0.38 1.82 0.03 88.10 11:19:01 2 6.07 0.00 0.25 0.28 0.03 93.36 11:19:01 3 10.08 0.00 1.14 2.99 0.07 85.72 11:20:01 all 4.11 0.00 0.25 0.04 0.03 95.57 11:20:01 0 4.26 0.00 0.18 0.00 0.03 95.53 11:20:01 1 0.12 0.00 0.00 0.13 0.00 99.75 11:20:01 2 6.44 0.00 0.65 0.02 0.03 92.86 11:20:01 3 5.64 0.00 0.18 0.00 0.03 94.14 11:21:01 all 5.28 0.00 0.45 0.18 0.03 94.07 11:21:01 0 3.97 0.00 0.40 0.00 0.02 95.61 11:21:01 1 4.35 0.00 0.20 0.12 0.02 95.32 11:21:01 2 6.60 0.00 0.67 0.32 0.03 92.38 11:21:01 3 6.20 0.00 0.54 0.28 0.05 92.93 11:22:01 all 37.41 0.00 1.25 0.23 0.08 61.03 11:22:01 0 24.85 0.00 0.99 0.22 0.08 73.86 11:22:01 1 31.65 0.00 0.58 0.37 0.07 67.34 11:22:01 2 42.75 0.00 0.92 0.13 0.08 56.11 11:22:01 3 50.39 0.00 2.50 0.20 0.10 46.80 11:23:01 all 18.40 0.00 0.92 0.75 0.04 79.89 11:23:01 0 28.75 0.00 1.19 0.22 0.05 69.80 11:23:01 1 20.71 0.00 0.83 1.33 0.03 77.08 11:23:01 2 23.20 0.00 1.10 0.05 0.05 75.60 11:23:01 3 0.93 0.00 0.58 1.42 0.02 97.05 Average: all 16.80 0.00 0.97 1.23 0.05 80.96 Average: 0 16.64 0.00 0.85 0.64 0.05 81.82 Average: 1 15.02 0.00 0.78 2.10 0.03 82.07 Average: 2 20.17 0.00 1.15 0.94 0.05 77.69 Average: 3 15.37 0.00 1.10 1.23 0.05 82.25