---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4433 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 8.3G 11G 44% / 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 466 4575 0 2934 7217 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:c7:89:3c brd ff:ff:ff:ff:ff:ff inet 10.32.7.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fec7:893c/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-4433) 06/27/26 _x86_64_ (4 CPU) 15:07:46 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 100.20 29.74 70.46 1004.87 6035.74 15:10:01 73.30 29.57 43.73 1634.92 8094.35 15:11:01 49.32 1.15 48.17 23.19 23757.15 15:12:01 9.78 0.00 9.78 0.00 374.60 15:13:01 51.78 2.17 49.62 115.29 9058.85 15:14:01 24.05 0.70 23.35 77.85 4665.62 Average: 51.41 10.56 40.85 476.08 8664.71 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5835524 7403292 2331888 28.55 47984 1690520 716640 7.78 633144 1516284 179452 15:10:01 5524360 7293400 2643052 32.36 58316 1871988 840088 9.12 742664 1698576 155336 15:11:01 4957472 7286572 3209940 39.30 60496 2421304 810748 8.80 744828 2246332 2560 15:12:01 4944052 7280344 3223360 39.47 62368 2425680 810748 8.80 752376 2249848 2084 15:13:01 4671288 7367696 3496124 42.81 67256 2773832 723644 7.85 682756 2578116 110512 15:14:01 4658936 7362312 3508476 42.96 69400 2778140 725164 7.87 695780 2577328 9876 Average: 5098605 7332269 3068807 37.57 60970 2326911 771172 8.37 708591 2144414 76637 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:09:01 ens3 359.38 192.95 1373.81 61.18 0.00 0.00 0.00 0.00 15:10:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 87.21 72.46 537.00 16.41 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 372.18 252.02 9199.69 24.78 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 58.14 83.17 72.13 13.63 0.00 0.00 0.00 0.00 15:13:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 647.58 529.14 4119.99 78.72 0.00 0.00 0.00 0.00 15:14:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 15:14:01 ens3 12.05 12.46 9.40 11.67 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 256.10 190.37 2552.09 34.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4433) 06/27/26 _x86_64_ (4 CPU) 15:07:46 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 23.09 0.00 1.63 3.33 1.18 70.77 15:09:01 0 11.84 0.00 0.61 1.01 1.11 85.43 15:09:01 1 26.86 0.00 1.89 2.45 0.97 67.83 15:09:01 2 16.99 0.00 1.60 1.65 1.23 78.52 15:09:01 3 36.84 0.00 2.43 8.25 1.41 51.07 15:10:01 all 21.93 0.00 1.29 1.87 0.97 73.94 15:10:01 0 12.62 0.00 1.34 2.36 0.93 82.75 15:10:01 1 12.26 0.00 0.73 3.60 0.60 82.81 15:10:01 2 48.48 0.00 2.32 1.15 1.77 46.28 15:10:01 3 14.38 0.00 0.78 0.35 0.60 83.89 15:11:01 all 11.47 0.00 1.08 1.03 1.01 85.40 15:11:01 0 12.59 0.00 0.75 0.22 1.13 85.31 15:11:01 1 9.12 0.00 0.55 2.97 0.57 86.80 15:11:01 2 11.19 0.00 0.50 0.02 1.27 87.03 15:11:01 3 13.00 0.00 2.52 0.94 1.09 82.45 15:12:01 all 4.10 0.00 0.33 0.05 1.46 94.06 15:12:01 0 1.54 0.00 0.33 0.00 1.16 96.97 15:12:01 1 3.32 0.00 0.07 0.20 0.66 95.75 15:12:01 2 5.61 0.00 0.54 0.00 2.08 91.76 15:12:01 3 5.91 0.00 0.38 0.00 1.91 91.80 15:13:01 all 18.96 0.00 1.50 0.74 2.96 75.84 15:13:01 0 9.48 0.00 1.43 1.56 2.64 84.90 15:13:01 1 17.78 0.00 1.63 0.91 2.72 76.97 15:13:01 2 16.80 0.00 1.54 0.02 3.53 78.12 15:13:01 3 31.90 0.00 1.37 0.48 2.98 63.27 15:14:01 all 19.26 0.00 0.87 1.02 1.40 77.46 15:14:01 0 15.00 0.00 1.25 1.57 1.88 80.30 15:14:01 1 12.56 0.00 0.71 1.91 1.01 83.81 15:14:01 2 32.58 0.00 0.81 0.43 2.12 64.06 15:14:01 3 16.85 0.00 0.68 0.17 0.60 81.70 Average: all 16.46 0.00 1.11 1.34 1.50 79.59 Average: 0 10.51 0.00 0.95 1.12 1.48 85.94 Average: 1 13.65 0.00 0.93 2.00 1.09 82.33 Average: 2 21.91 0.00 1.22 0.54 2.00 74.32 Average: 3 19.79 0.00 1.36 1.69 1.43 75.73