---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-497 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 8.2G 12G 43% / 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 4746 0 2769 7227 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:67:53:72 brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe67:5372/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-497) 05/09/26 _x86_64_ (4 CPU) 22:37:57 LINUX RESTART (4 CPU) 22:38:02 tps rtps wtps bread/s bwrtn/s 22:39:01 160.10 75.57 84.53 4639.51 40756.78 22:40:01 82.34 29.73 52.61 1657.06 8903.18 22:41:01 39.04 0.20 38.84 2.80 19623.40 22:42:01 9.58 0.00 9.58 0.00 376.47 22:43:01 51.72 2.13 49.59 115.05 9007.70 22:44:01 24.33 0.70 23.63 77.84 4755.21 Average: 60.91 17.90 43.02 1072.21 13829.50 22:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 6048896 7439076 2118524 25.94 36208 1534972 681700 7.40 561484 1397424 72104 22:40:01 5623500 7320000 2543920 31.15 56576 1804652 839980 9.11 720932 1630852 122468 22:41:01 5127572 7291168 3039848 37.22 58676 2262420 789704 8.57 744836 2087252 1800 22:42:01 5111340 7282400 3056080 37.42 60600 2266996 789704 8.57 755860 2090924 1460 22:43:01 4870124 7400956 3297296 40.37 65520 2614468 686052 7.44 655108 2418288 109680 22:44:01 4844788 7383780 3322632 40.68 68112 2619736 710352 7.71 679256 2418572 9556 Average: 5271037 7352897 2896383 35.46 57615 2183874 749582 8.13 686246 2007219 52845 22:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 423.89 235.11 1279.13 66.38 0.00 0.00 0.00 0.00 22:39:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 22:40:01 ens3 81.55 67.41 708.10 14.24 0.00 0.00 0.00 0.00 22:40:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:41:01 ens3 291.37 204.28 7658.83 21.48 0.00 0.00 0.00 0.00 22:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 56.62 82.25 65.75 13.44 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 633.23 560.66 4082.34 72.44 0.00 0.00 0.00 0.00 22:43:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:44:01 ens3 12.38 12.96 9.49 6.30 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 249.35 193.66 2303.36 32.29 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-497) 05/09/26 _x86_64_ (4 CPU) 22:37:57 LINUX RESTART (4 CPU) 22:38:02 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 21.07 0.00 2.75 4.68 2.04 69.47 22:39:01 0 30.37 0.00 1.94 5.39 2.18 60.12 22:39:01 1 15.70 0.00 2.17 4.69 1.66 75.79 22:39:01 2 14.95 0.00 1.73 4.55 2.45 76.33 22:39:01 3 23.30 0.00 5.17 4.07 1.87 65.59 22:40:01 all 21.75 0.00 1.42 2.18 1.69 72.95 22:40:01 0 39.22 0.00 2.42 1.95 2.43 53.97 22:40:01 1 35.57 0.00 2.01 0.52 1.70 60.20 22:40:01 2 7.52 0.00 0.36 1.01 1.66 89.44 22:40:01 3 4.65 0.00 0.88 5.25 1.00 88.22 22:41:01 all 10.52 0.00 0.84 0.74 1.22 86.68 22:41:01 0 18.97 0.00 0.17 0.12 1.33 79.42 22:41:01 1 6.78 0.00 1.22 1.07 0.95 89.99 22:41:01 2 10.13 0.00 1.40 0.07 1.03 87.37 22:41:01 3 6.19 0.00 0.60 1.71 1.55 89.95 22:42:01 all 3.61 0.00 0.28 0.03 0.56 95.52 22:42:01 0 6.94 0.00 0.42 0.00 0.80 91.84 22:42:01 1 3.80 0.00 0.54 0.00 0.37 95.30 22:42:01 2 1.22 0.00 0.08 0.00 0.22 98.48 22:42:01 3 2.47 0.00 0.08 0.13 0.87 96.45 22:43:01 all 18.41 0.00 1.64 0.69 1.71 77.56 22:43:01 0 17.40 0.00 1.13 0.12 1.43 79.93 22:43:01 1 16.52 0.00 1.17 0.03 1.40 80.89 22:43:01 2 20.28 0.00 1.90 0.17 1.80 75.86 22:43:01 3 19.46 0.00 2.37 2.42 2.22 73.53 22:44:01 all 20.19 0.00 0.88 0.78 0.96 77.19 22:44:01 0 13.21 0.00 1.12 0.07 0.52 85.09 22:44:01 1 36.71 0.00 1.25 1.47 1.50 59.07 22:44:01 2 2.24 0.00 0.25 0.30 0.42 96.79 22:44:01 3 28.63 0.00 0.88 1.30 1.43 67.76 Average: all 15.92 0.00 1.30 1.51 1.36 79.91 Average: 0 21.01 0.00 1.20 1.26 1.45 75.08 Average: 1 19.20 0.00 1.39 1.29 1.26 76.86 Average: 2 9.38 0.00 0.95 1.01 1.26 87.40 Average: 3 14.09 0.00 1.66 2.48 1.49 80.28