---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4984 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 7.6G 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 458 5400 0 2117 7238 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:31:4c:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.113/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe31:4c9d/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-4984) 07/05/25 _x86_64_ (4 CPU) 10:25:57 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 159.05 84.17 74.88 4934.87 39830.90 10:28:01 57.90 0.22 57.68 27.11 9470.82 10:29:01 76.89 18.36 58.52 630.96 9845.03 10:30:01 24.51 0.65 23.86 77.44 3631.86 Average: 79.68 25.96 53.72 1423.59 15721.94 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 6058808 7438628 2108612 25.82 35220 1525292 678680 7.36 560520 1386224 65420 10:28:01 5783396 7408736 2384024 29.19 54180 1738048 693628 7.53 603444 1590364 112076 10:29:01 5579832 7450800 2587588 31.68 62756 1965992 647660 7.03 622552 1757492 63608 10:30:01 5514396 7395508 2653024 32.48 65456 1973568 701752 7.61 684328 1760292 11128 Average: 5734108 7423418 2433312 29.79 54403 1800725 680430 7.38 617711 1623593 63058 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 10:27:02 ens3 360.84 182.54 1134.72 62.01 0.00 0.00 0.00 0.00 10:28:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 10:28:01 ens3 45.04 35.29 640.06 4.80 0.00 0.00 0.00 0.00 10:29:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 10:29:01 ens3 351.62 338.66 2284.61 67.24 0.00 0.00 0.00 0.00 10:30:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:30:01 ens3 10.86 11.41 9.20 5.84 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 192.71 142.42 1018.68 35.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4984) 07/05/25 _x86_64_ (4 CPU) 10:25:57 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 21.29 0.00 3.08 5.03 3.92 66.68 10:27:02 0 17.70 0.00 1.92 2.58 3.38 74.42 10:27:02 1 27.88 0.00 2.67 8.13 3.83 57.49 10:27:02 2 21.40 0.00 2.23 3.26 4.51 68.60 10:27:02 3 18.16 0.00 5.53 6.17 3.95 66.19 10:28:01 all 19.83 0.00 1.32 1.90 1.61 75.35 10:28:01 0 4.51 0.00 0.75 1.74 0.49 92.51 10:28:01 1 21.72 0.00 1.41 4.92 1.73 70.23 10:28:01 2 12.47 0.00 0.83 0.22 1.49 84.99 10:28:01 3 40.59 0.00 2.25 0.71 2.70 53.74 10:29:01 all 37.52 0.00 2.08 1.13 7.72 51.55 10:29:01 0 37.07 0.00 1.71 2.19 7.40 51.64 10:29:01 1 37.46 0.00 2.00 0.54 7.70 52.30 10:29:01 2 38.55 0.00 1.97 0.57 7.85 51.06 10:29:01 3 36.94 0.00 2.68 1.23 7.94 51.21 10:30:01 all 20.72 0.00 0.95 0.95 1.43 75.95 10:30:01 0 22.10 0.00 1.00 2.45 1.40 73.05 10:30:01 1 9.82 0.00 0.63 0.65 0.77 88.13 10:30:01 2 3.54 0.00 0.46 0.05 0.61 95.34 10:30:01 3 47.49 0.00 1.71 0.65 2.93 47.22 Average: all 24.90 0.00 1.86 2.26 3.69 67.29 Average: 0 20.46 0.00 1.35 2.24 3.19 72.76 Average: 1 24.28 0.00 1.68 3.55 3.53 66.96 Average: 2 19.09 0.00 1.38 1.04 3.64 74.85 Average: 3 35.76 0.00 3.05 2.20 4.40 54.60