---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-551 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 7.8G 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 473 5150 0 2351 7219 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:cf:20:09 brd ff:ff:ff:ff:ff:ff inet 10.32.6.155/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fecf:2009/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-551) 08/09/25 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 169.86 86.02 83.84 4967.81 40618.48 11:19:01 52.03 0.20 51.83 26.53 8146.00 11:20:02 63.00 29.66 33.34 1628.66 6633.52 11:21:01 9.13 0.00 9.13 0.00 356.28 11:22:01 49.02 2.13 46.88 115.03 8919.16 11:23:01 27.35 0.70 26.65 77.85 4797.60 Average: 61.88 19.84 42.04 1139.27 11610.45 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6017428 7436056 2149992 26.32 36376 1562420 663696 7.20 565156 1424624 84048 11:19:01 5877644 7512468 2289776 28.04 55824 1744032 569160 6.18 492184 1606140 122148 11:20:02 5543440 7288092 2623980 32.13 58960 1848644 793028 8.60 732648 1695332 1312 11:21:01 5523260 7275368 2644160 32.37 60920 1853204 793028 8.60 747196 1698992 2376 11:22:01 5267052 7377784 2900368 35.51 65916 2199444 689516 7.48 680844 2007272 114512 11:23:01 5269232 7385768 2898188 35.48 68288 2202684 696216 7.55 679444 2005560 10048 Average: 5583009 7379256 2584411 31.64 57714 1901738 700774 7.60 649579 1739653 55741 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 330.49 215.81 1439.87 63.59 0.00 0.00 0.00 0.00 11:18:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 11:19:01 ens3 28.92 24.13 290.34 3.60 0.00 0.00 0.00 0.00 11:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:20:02 ens3 117.93 111.45 922.18 23.74 0.00 0.00 0.00 0.00 11:20:02 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:21:01 ens3 61.94 87.82 71.03 14.12 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 594.75 556.38 4086.33 69.19 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 12.03 12.23 10.10 6.14 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 191.39 168.21 1139.72 30.11 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-551) 08/09/25 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.67 0.00 2.74 4.97 1.23 68.39 11:18:01 0 11.83 0.00 1.76 6.97 0.98 78.45 11:18:01 1 31.80 0.00 5.35 4.93 1.47 56.44 11:18:01 2 29.94 0.00 1.90 5.41 1.53 61.21 11:18:01 3 17.15 0.00 1.96 2.54 0.92 77.43 11:19:01 all 21.25 0.00 1.36 1.39 0.94 75.05 11:19:01 0 2.32 0.00 0.42 2.35 0.18 94.74 11:19:01 1 64.14 0.00 3.51 0.33 1.95 30.07 11:19:01 2 11.82 0.00 0.98 0.73 1.36 85.12 11:19:01 3 6.82 0.00 0.51 2.16 0.32 90.20 11:20:02 all 15.23 0.00 0.92 1.17 0.95 81.73 11:20:02 0 12.21 0.00 0.95 1.40 0.72 84.72 11:20:02 1 16.10 0.00 1.20 1.27 0.93 80.51 11:20:02 2 10.40 0.00 0.53 1.36 0.90 86.81 11:20:02 3 22.21 0.00 1.00 0.65 1.23 74.90 11:21:01 all 4.52 0.00 0.32 0.03 0.19 94.94 11:21:01 0 6.22 0.00 0.68 0.00 0.20 92.90 11:21:01 1 7.25 0.00 0.15 0.10 0.25 92.25 11:21:01 2 1.61 0.00 0.05 0.00 0.07 98.27 11:21:01 3 2.96 0.00 0.42 0.00 0.25 96.36 11:22:01 all 19.72 0.00 1.71 0.72 0.98 76.86 11:22:01 0 18.47 0.00 0.82 0.92 0.85 78.95 11:22:01 1 9.05 0.00 1.06 0.65 0.80 88.45 11:22:01 2 34.38 0.00 1.99 0.65 1.53 61.45 11:22:01 3 16.97 0.00 3.00 0.68 0.73 78.61 11:23:01 all 21.03 0.00 0.98 0.94 0.83 76.23 11:23:01 0 8.35 0.00 0.50 2.00 0.58 88.57 11:23:01 1 22.71 0.00 1.00 1.22 0.77 74.31 11:23:01 2 43.21 0.00 1.64 0.10 1.56 53.49 11:23:01 3 9.83 0.00 0.75 0.46 0.41 88.55 Average: all 17.44 0.00 1.34 1.54 0.86 78.83 Average: 0 9.91 0.00 0.85 2.28 0.59 86.37 Average: 1 25.17 0.00 2.04 1.41 1.03 70.35 Average: 2 21.97 0.00 1.19 1.38 1.16 74.31 Average: 3 12.68 0.00 1.27 1.09 0.65 84.31