---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7987 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 40% / 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 474 5162 0 2338 7217 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:14:c3:9e brd ff:ff:ff:ff:ff:ff inet 10.32.6.190/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe14:c39e/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-7987) 11/01/25 _x86_64_ (4 CPU) 23:18:02 LINUX RESTART (4 CPU) 23:19:01 tps rtps wtps bread/s bwrtn/s 23:20:01 48.23 2.25 45.98 43.85 6787.07 23:21:01 74.96 30.13 44.83 1645.44 8602.37 23:22:01 19.71 10.18 9.53 773.61 5489.39 23:23:01 11.06 1.05 10.01 30.12 890.10 23:24:01 28.65 0.68 27.97 77.69 7703.48 Average: 36.52 8.86 27.66 514.18 5894.62 23:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 5833252 7407988 2334160 28.58 51276 1694224 673904 7.31 597132 1554952 135988 23:21:01 5534564 7305960 2632848 32.24 59584 1873732 783920 8.51 713480 1718632 65276 23:22:01 4457584 6353416 3709828 45.42 62828 1990796 1688276 18.32 1722688 1772872 7124 23:23:01 5251732 7348560 2915680 35.70 67344 2182556 723000 7.85 788420 1907248 201876 23:24:01 5271888 7373672 2895524 35.45 69592 2184984 706096 7.66 769992 1905164 10572 Average: 5269804 7157919 2897608 35.48 62125 1985258 915039 9.93 918342 1771774 84167 23:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 23:20:01 ens3 52.90 39.74 687.51 5.22 0.00 0.00 0.00 0.00 23:21:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 23:21:01 ens3 104.73 78.28 1203.28 16.73 0.00 0.00 0.00 0.00 23:22:01 lo 30.23 30.23 10.91 10.91 0.00 0.00 0.00 0.00 23:22:01 ens3 131.58 118.76 1471.17 16.46 0.00 0.00 0.00 0.00 23:23:01 lo 91.72 91.72 25.62 25.62 0.00 0.00 0.00 0.00 23:23:01 ens3 119.03 105.15 1250.67 17.82 0.00 0.00 0.00 0.00 23:24:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 23:24:01 ens3 11.53 12.06 9.12 5.85 0.00 0.00 0.00 0.00 Average: lo 24.86 24.86 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 83.95 70.80 924.35 12.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7987) 11/01/25 _x86_64_ (4 CPU) 23:18:02 LINUX RESTART (4 CPU) 23:19:01 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 19.04 0.00 1.23 2.82 1.75 75.17 23:20:01 0 1.92 0.00 0.64 9.65 1.04 86.75 23:20:01 1 24.89 0.00 1.22 0.94 2.14 70.81 23:20:01 2 18.55 0.00 1.02 0.31 2.51 77.61 23:20:01 3 30.84 0.00 2.04 0.37 1.30 65.45 23:21:01 all 17.54 0.00 1.31 1.97 2.91 76.26 23:21:01 0 17.29 0.00 0.64 1.73 2.67 77.67 23:21:01 1 24.76 0.00 2.06 1.93 2.64 68.62 23:21:01 2 15.97 0.00 1.10 2.65 3.52 76.77 23:21:01 3 12.18 0.00 1.43 1.63 2.83 81.93 23:22:01 all 44.66 0.00 1.65 0.83 6.46 46.40 23:22:01 0 47.86 0.00 1.68 0.77 6.57 43.13 23:22:01 1 51.99 0.00 1.49 1.00 6.26 39.26 23:22:01 2 41.21 0.00 1.63 1.09 6.71 49.36 23:22:01 3 37.65 0.00 1.81 0.44 6.28 53.82 23:23:01 all 28.09 0.00 1.39 0.53 4.86 65.13 23:23:01 0 20.80 0.00 1.59 0.23 4.98 72.40 23:23:01 1 32.41 0.00 1.45 0.55 4.86 60.73 23:23:01 2 30.16 0.00 1.21 1.31 4.79 62.53 23:23:01 3 29.00 0.00 1.32 0.05 4.80 64.83 23:24:01 all 19.64 0.00 0.91 1.29 2.10 76.05 23:24:01 0 39.50 0.00 1.33 0.58 2.91 55.68 23:24:01 1 26.67 0.00 1.02 0.59 2.10 69.62 23:24:01 2 6.19 0.00 0.79 3.86 2.00 87.15 23:24:01 3 6.21 0.00 0.50 0.10 1.42 91.78 Average: all 25.84 0.00 1.30 1.49 3.63 67.75 Average: 0 25.52 0.00 1.18 2.58 3.64 67.08 Average: 1 32.17 0.00 1.45 1.00 3.60 61.78 Average: 2 22.45 0.00 1.15 1.84 3.91 70.65 Average: 3 23.21 0.00 1.42 0.52 3.34 71.51