---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2965 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 460 5225 0 2290 7232 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:d8:1c:64 brd ff:ff:ff:ff:ff:ff inet 10.32.7.221/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fed8:1c64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2965) 09/06/25 _x86_64_ (4 CPU) 05:14:50 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 112.96 54.59 58.37 3592.60 5185.15 05:17:01 84.87 30.62 54.25 1688.80 9808.78 05:18:01 35.96 9.73 26.23 697.62 5835.29 05:19:01 14.53 4.32 10.21 124.25 3266.66 05:20:01 28.30 0.68 27.61 77.72 7115.61 Average: 55.22 19.95 35.27 1234.68 6230.37 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5965596 7395308 2201824 26.96 37680 1571704 718204 7.79 607564 1430432 92132 05:17:01 5698888 7395636 2468532 30.22 57064 1803984 754768 8.19 621932 1650312 103756 05:18:01 4624584 6486964 3542836 43.38 62632 1957908 1707228 18.52 1562248 1768012 82764 05:19:01 5400312 7442764 2767108 33.88 66708 2129048 640452 6.95 687728 1860568 179476 05:20:01 5379256 7431884 2788164 34.14 69064 2136584 664200 7.21 705720 1862784 10680 Average: 5413727 7230511 2753693 33.72 58630 1919846 896970 9.73 837038 1714422 93762 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 479.84 280.89 1427.77 70.43 0.00 0.00 0.00 0.00 05:16:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:17:01 ens3 58.40 38.45 428.80 7.74 0.00 0.00 0.00 0.00 05:17:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 05:18:01 ens3 187.42 179.85 2078.43 24.65 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 05:19:01 ens3 119.11 114.35 1058.75 25.69 0.00 0.00 0.00 0.00 05:19:01 lo 121.35 121.35 36.35 36.35 0.00 0.00 0.00 0.00 05:20:01 ens3 12.01 12.15 9.35 6.05 0.00 0.00 0.00 0.00 05:20:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 171.73 125.43 1002.53 26.98 0.00 0.00 0.00 0.00 Average: lo 25.01 25.01 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-2965) 09/06/25 _x86_64_ (4 CPU) 05:14:50 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 22.18 0.00 1.89 3.21 1.44 71.28 05:16:02 0 33.81 0.00 2.77 0.55 1.46 61.41 05:16:02 1 11.67 0.00 1.47 5.21 1.25 80.40 05:16:02 2 6.20 0.00 1.42 4.97 1.33 86.08 05:16:02 3 37.14 0.00 1.85 2.10 1.75 57.15 05:17:01 all 22.61 0.00 1.38 2.09 1.18 72.74 05:17:01 0 23.36 0.00 1.49 0.61 1.03 73.51 05:17:01 1 18.99 0.00 1.15 1.35 0.98 77.53 05:17:01 2 23.50 0.00 1.25 5.45 1.27 68.53 05:17:01 3 24.61 0.00 1.64 0.97 1.39 71.39 05:18:01 all 38.55 0.00 1.54 0.50 2.46 56.95 05:18:01 0 41.41 0.00 0.96 0.23 2.64 54.75 05:18:01 1 39.95 0.00 1.66 0.50 2.40 55.49 05:18:01 2 37.88 0.00 1.60 0.33 2.23 57.96 05:18:01 3 34.93 0.00 1.99 0.90 2.56 59.63 05:19:01 all 35.98 0.00 1.63 0.25 2.53 59.61 05:19:01 0 35.70 0.00 1.45 0.05 2.44 60.36 05:19:01 1 35.64 0.00 2.10 0.13 2.83 59.29 05:19:01 2 37.19 0.00 1.23 0.15 2.52 58.91 05:19:01 3 35.42 0.00 1.73 0.66 2.34 59.85 05:20:01 all 21.13 0.00 0.92 0.87 0.86 76.22 05:20:01 0 36.43 0.00 0.91 0.23 1.45 60.97 05:20:01 1 9.87 0.00 0.85 0.07 0.48 88.73 05:20:01 2 5.62 0.00 0.62 2.27 0.48 91.01 05:20:01 3 32.55 0.00 1.27 0.93 1.05 64.20 Average: all 28.11 0.00 1.47 1.38 1.69 67.34 Average: 0 34.18 0.00 1.52 0.33 1.81 62.16 Average: 1 23.24 0.00 1.45 1.45 1.59 72.27 Average: 2 22.06 0.00 1.23 2.63 1.57 72.52 Average: 3 32.96 0.00 1.70 1.11 1.82 62.42