---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3252 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 7.9G 12G 41% / 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 467 5101 0 2406 7222 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:55:1f:4a brd ff:ff:ff:ff:ff:ff inet 10.32.6.232/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fe55:1f4a/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-3252) 06/13/26 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 163.64 84.14 79.50 4927.98 40034.28 02:59:01 55.83 0.19 55.64 22.37 9798.17 03:00:01 56.56 12.36 44.20 244.59 9485.77 03:01:01 9.65 0.00 9.65 0.00 372.34 03:02:01 40.98 0.30 40.68 5.60 8506.32 03:03:01 27.50 0.80 26.70 86.65 4964.11 Average: 59.03 16.34 42.69 883.55 12200.03 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6053436 7441104 2113976 25.88 35828 1532940 682632 7.41 556228 1397188 71732 02:59:01 5718860 7394000 2448552 29.98 54408 1787084 707584 7.68 618612 1638556 151648 03:00:01 5435256 7233940 2732156 33.45 59532 1899336 886120 9.62 784908 1744928 1816 03:01:01 5425008 7230864 2742404 33.58 61504 1903684 886120 9.62 789116 1748420 1000 03:02:01 5304512 7460432 2862900 35.05 65808 2241320 631360 6.85 574720 2067748 102568 03:03:01 5262348 7430908 2905064 35.57 68588 2251256 656780 7.13 614632 2069936 10792 Average: 5533237 7365208 2634175 32.25 57611 1935937 741766 8.05 656369 1777796 56593 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 417.96 196.33 1240.64 64.24 0.00 0.00 0.00 0.00 02:58:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 02:59:01 ens3 63.66 45.59 684.57 5.24 0.00 0.00 0.00 0.00 02:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 107.45 95.88 1292.80 19.51 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 56.16 80.85 60.79 12.80 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 592.80 523.75 4051.98 71.09 0.00 0.00 0.00 0.00 03:02:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:03:01 ens3 14.56 14.36 12.79 6.87 0.00 0.00 0.00 0.00 03:03:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 209.16 159.77 1225.42 30.03 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 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-3252) 06/13/26 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 22.38 0.00 2.93 5.98 2.95 65.76 02:58:02 0 15.21 0.00 1.94 2.28 2.48 78.08 02:58:02 1 26.60 0.00 5.07 5.79 2.51 60.03 02:58:02 2 29.36 0.00 2.48 12.76 3.16 52.23 02:58:02 3 18.44 0.00 2.23 3.11 3.64 72.59 02:59:01 all 19.69 0.00 1.27 2.14 1.85 75.04 02:59:01 0 1.82 0.00 0.12 0.00 0.56 97.50 02:59:01 1 47.24 0.00 2.49 0.71 2.12 47.44 02:59:01 2 10.92 0.00 1.13 7.04 1.41 79.50 02:59:01 3 18.92 0.00 1.36 0.81 3.32 75.59 03:00:01 all 18.57 0.00 1.06 1.18 2.63 76.57 03:00:01 0 12.73 0.00 1.19 1.21 2.41 82.46 03:00:01 1 29.20 0.00 1.04 0.23 2.86 66.66 03:00:01 2 16.31 0.00 0.64 0.40 2.33 80.32 03:00:01 3 16.04 0.00 1.34 2.89 2.91 76.82 03:01:01 all 5.14 0.00 0.37 0.03 0.82 93.63 03:01:01 0 5.16 0.00 0.78 0.00 0.85 93.21 03:01:01 1 4.81 0.00 0.50 0.00 0.75 93.95 03:01:01 2 2.63 0.00 0.08 0.12 0.45 96.72 03:01:01 3 7.95 0.00 0.15 0.02 1.21 90.67 03:02:01 all 14.76 0.00 1.29 0.46 2.17 81.32 03:02:01 0 12.31 0.00 1.15 0.60 1.88 84.07 03:02:01 1 14.09 0.00 1.11 0.20 2.16 82.45 03:02:01 2 19.70 0.00 1.10 0.71 1.98 76.50 03:02:01 3 12.98 0.00 1.81 0.28 2.69 82.25 03:03:01 all 20.42 0.00 1.09 1.08 1.61 75.80 03:03:01 0 19.98 0.00 0.82 2.70 2.45 74.04 03:03:01 1 20.87 0.00 1.27 0.15 1.61 76.10 03:03:01 2 30.34 0.00 1.26 1.25 1.70 65.45 03:03:01 3 10.49 0.00 1.00 0.23 0.70 87.58 Average: all 16.83 0.00 1.34 1.81 2.01 78.01 Average: 0 11.24 0.00 1.00 1.14 1.78 84.84 Average: 1 23.72 0.00 1.91 1.18 2.00 71.19 Average: 2 18.24 0.00 1.12 3.71 1.84 75.09 Average: 3 14.15 0.00 1.32 1.23 2.41 80.89