---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-989 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: 2799.998 BogoMIPS: 5599.99 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 483 5271 0 2220 7210 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:34:7f:1c brd ff:ff:ff:ff:ff:ff inet 10.32.7.5/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe34:7f1c/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-989) 05/16/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 150.04 65.89 84.15 4268.49 40846.94 07:41:01 70.94 12.48 58.46 265.02 11017.50 07:42:01 75.84 6.07 69.77 403.00 9230.06 07:43:01 27.75 0.68 27.06 77.72 3728.58 Average: 81.14 21.28 59.86 1253.56 16205.77 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5959404 7402336 2208016 27.03 38192 1583572 713000 7.74 598832 1443436 99708 07:41:01 5455200 7188224 2712220 33.21 58360 1837320 917488 9.96 831084 1682016 101488 07:42:01 5430084 7408124 2737336 33.52 65712 2067180 656360 7.12 677888 1844556 71696 07:43:01 5420532 7402344 2746888 33.63 68464 2068144 670976 7.28 691224 1840940 9608 Average: 5566305 7350257 2601115 31.85 57682 1889054 739456 8.02 699757 1702737 70625 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:40:01 ens3 424.03 253.26 1533.08 66.09 0.00 0.00 0.00 0.00 07:41:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:41:01 ens3 135.14 112.31 1567.07 23.64 0.00 0.00 0.00 0.00 07:42:01 lo 1.70 1.70 0.19 0.19 0.00 0.00 0.00 0.00 07:42:01 ens3 448.59 490.95 2450.64 87.36 0.00 0.00 0.00 0.00 07:43:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 07:43:01 ens3 13.13 13.30 11.22 6.43 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 255.22 217.46 1390.50 45.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-989) 05/16/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 22.30 0.00 2.60 4.39 1.27 69.45 07:40:01 0 9.85 0.00 1.50 5.43 0.77 82.46 07:40:01 1 18.61 0.00 1.64 2.65 1.33 75.77 07:40:01 2 45.14 0.00 3.31 6.25 1.87 43.44 07:40:01 3 15.65 0.00 3.98 3.21 1.12 76.05 07:41:01 all 27.45 0.00 1.71 1.57 1.56 67.71 07:41:01 0 13.90 0.00 1.18 3.78 1.28 79.85 07:41:01 1 28.75 0.00 1.68 0.28 1.70 67.59 07:41:01 2 52.85 0.00 3.28 0.92 2.25 40.71 07:41:01 3 14.27 0.00 0.73 1.30 0.98 82.71 07:42:01 all 44.19 0.00 2.48 0.97 2.66 49.69 07:42:01 0 43.32 0.00 1.57 0.37 2.43 52.31 07:42:01 1 50.82 0.00 2.26 0.23 2.45 44.24 07:42:01 2 40.85 0.00 3.02 1.51 2.99 51.62 07:42:01 3 41.79 0.00 3.05 1.76 2.79 50.61 07:43:01 all 20.73 0.00 0.94 0.80 0.76 76.77 07:43:01 0 22.80 0.00 0.62 0.07 0.75 75.77 07:43:01 1 49.02 0.00 2.05 0.12 1.58 47.23 07:43:01 2 4.89 0.00 0.51 1.85 0.33 92.41 07:43:01 3 6.38 0.00 0.58 1.15 0.38 91.51 Average: all 28.67 0.00 1.93 1.93 1.56 65.90 Average: 0 22.47 0.00 1.22 2.41 1.31 72.60 Average: 1 36.81 0.00 1.91 0.82 1.77 58.70 Average: 2 35.88 0.00 2.53 2.63 1.86 57.11 Average: 3 19.54 0.00 2.09 1.85 1.32 75.20