---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4122 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 609 12653 0 2776 15103 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:be:d3:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:febe:d3b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4122) 08/04/26 _x86_64_ (4 CPU) 18:48:24 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 144.86 16.16 128.70 1244.06 52102.12 18:51:01 129.61 18.25 111.36 651.89 15832.96 18:52:01 22.21 7.96 14.25 692.04 2868.51 18:53:01 22.95 3.45 19.50 147.84 3967.61 Average: 79.90 11.46 68.45 683.96 18692.14 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13742544 15557332 2682424 16.33 71348 1934652 772448 4.42 667000 1785356 205140 18:51:01 12986200 15123404 3438768 20.94 88352 2227140 1117596 6.40 1177972 2001592 55544 18:52:01 11779084 13962268 4645884 28.29 89836 2269528 2284728 13.08 2387428 1992340 1816 18:53:01 13022252 15529920 3402716 20.72 91836 2588268 774908 4.43 966228 2165300 241132 Average: 12882520 15043231 3542448 21.57 85343 2254897 1237420 7.08 1299657 1986147 125908 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:50:01 ens3 146.88 107.92 1648.72 21.56 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 419.91 371.30 3642.77 65.67 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 ens3 242.57 130.22 193.35 62.77 0.00 0.00 0.00 0.00 18:53:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 18:53:01 ens3 272.09 185.34 390.01 1250.40 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 270.36 198.69 1468.66 350.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4122) 08/04/26 _x86_64_ (4 CPU) 18:48:24 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.71 0.00 1.37 4.72 0.06 78.15 18:50:01 0 27.28 0.00 1.86 7.36 0.08 63.42 18:50:01 1 4.90 0.00 0.77 8.53 0.05 85.75 18:50:01 2 9.45 0.00 0.60 0.60 0.03 89.32 18:50:01 3 21.23 0.00 2.22 2.39 0.07 74.10 18:51:01 all 26.48 0.00 1.91 0.73 0.09 70.79 18:51:01 0 23.42 0.00 1.59 1.50 0.07 73.42 18:51:01 1 30.33 0.00 2.53 0.10 0.10 66.94 18:51:01 2 22.47 0.00 1.45 0.05 0.08 75.95 18:51:01 3 29.72 0.00 2.11 1.27 0.10 66.80 18:52:01 all 76.02 0.00 2.14 0.14 0.15 21.55 18:52:01 0 81.68 0.00 1.97 0.22 0.15 15.98 18:52:01 1 75.55 0.00 2.36 0.22 0.15 21.71 18:52:01 2 83.12 0.00 2.24 0.03 0.13 14.47 18:52:01 3 63.75 0.00 1.97 0.10 0.13 34.04 18:53:01 all 43.21 0.00 2.08 0.21 0.08 54.42 18:53:01 0 36.88 0.00 1.45 0.02 0.05 61.60 18:53:01 1 35.77 0.00 2.19 0.79 0.07 61.19 18:53:01 2 47.69 0.00 2.11 0.02 0.08 50.10 18:53:01 3 52.57 0.00 2.56 0.02 0.10 44.75 Average: all 40.34 0.00 1.87 1.45 0.09 56.24 Average: 0 42.31 0.00 1.72 2.27 0.09 53.62 Average: 1 36.61 0.00 1.96 2.41 0.09 58.93 Average: 2 40.63 0.00 1.60 0.18 0.08 57.52 Average: 3 41.81 0.00 2.22 0.94 0.10 54.93