---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-190 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 7.6G 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 472 5326 0 2176 7223 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:bc:f4:50 brd ff:ff:ff:ff:ff:ff inet 10.32.6.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:febc:f450/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-190) 04/10/26 _x86_64_ (4 CPU) 12:47:04 LINUX RESTART (4 CPU) 12:48:01 tps rtps wtps bread/s bwrtn/s 12:49:01 77.89 26.21 51.67 1550.27 8470.99 12:50:02 78.92 12.68 66.24 661.91 8414.53 12:51:01 27.81 3.46 24.35 132.32 4991.43 Average: 61.73 14.18 47.55 785.12 7305.23 12:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5686416 7378496 2481004 30.38 56836 1799824 834116 9.05 638680 1646784 127124 12:50:02 5502368 7429496 2665052 32.63 65048 2019712 663436 7.20 705744 1749648 112784 12:51:01 5392552 7340576 2774868 33.97 67412 2037592 743424 8.07 803844 1759460 14816 Average: 5527112 7382856 2640308 32.33 63099 1952376 746992 8.11 716089 1718631 84908 12:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 ens3 79.17 63.17 720.05 14.70 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:02 ens3 354.25 395.87 1583.65 67.53 0.00 0.00 0.00 0.00 12:50:02 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 57.46 63.46 28.06 617.89 0.00 0.00 0.00 0.00 12:51:01 lo 1.08 1.08 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 164.23 174.80 781.48 231.21 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-190) 04/10/26 _x86_64_ (4 CPU) 12:47:04 LINUX RESTART (4 CPU) 12:48:01 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 22.39 0.00 1.45 1.98 1.00 73.18 12:49:01 0 30.65 0.00 1.82 1.48 1.13 64.91 12:49:01 1 8.43 0.00 0.85 1.53 0.56 88.64 12:49:01 2 32.31 0.00 2.10 2.81 1.46 61.32 12:49:01 3 18.21 0.00 1.05 2.10 0.85 77.78 12:50:02 all 45.34 0.00 2.48 1.01 3.00 48.16 12:50:02 0 43.05 0.00 2.90 1.71 2.75 49.59 12:50:02 1 40.36 0.00 2.16 1.55 2.96 52.98 12:50:02 2 47.20 0.00 2.19 0.60 2.92 47.08 12:50:02 3 50.76 0.00 2.70 0.20 3.36 42.99 12:51:01 all 20.95 0.00 0.92 0.84 0.77 76.52 12:51:01 0 1.05 0.00 0.30 0.27 0.49 97.89 12:51:01 1 1.71 0.00 0.34 0.71 0.17 97.07 12:51:01 2 3.95 0.00 0.54 1.83 0.22 93.46 12:51:01 3 77.29 0.00 2.46 0.54 2.21 17.50 Average: all 29.62 0.00 1.62 1.28 1.60 65.89 Average: 0 25.03 0.00 1.68 1.16 1.46 70.66 Average: 1 16.92 0.00 1.12 1.27 1.24 79.46 Average: 2 27.98 0.00 1.62 1.75 1.54 67.11 Average: 3 48.59 0.00 2.07 0.95 2.14 46.25