---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5604 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 7.7G 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 459 5154 0 2362 7232 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:91:80:15 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe91:8015/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5604) 10/04/25 _x86_64_ (4 CPU) 14:39:00 LINUX RESTART (4 CPU) 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:01 190.84 108.28 82.56 5398.20 40262.60 14:41:02 71.14 18.10 53.04 1282.05 9118.35 14:42:01 47.69 12.03 35.65 388.68 7032.84 14:43:01 9.75 0.02 9.73 0.13 371.40 14:44:01 36.54 10.46 26.08 729.61 3634.06 14:45:01 1.82 0.10 1.72 3.07 85.99 14:46:01 29.23 3.78 25.45 110.91 2554.77 14:47:01 29.08 0.68 28.40 77.72 6172.70 Average: 52.02 19.20 32.82 1000.16 8658.13 14:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 6043840 7434868 2123580 26.00 36032 1535232 683624 7.42 563880 1396192 70024 14:41:02 5778432 7469808 2388988 29.25 57004 1798072 814904 8.84 541156 1650408 134720 14:42:01 5515476 7285208 2651944 32.47 59016 1872628 797388 8.65 733784 1716824 1612 14:43:01 5492160 7269012 2675260 32.76 60972 1876828 813612 8.83 751588 1720300 1072 14:44:01 4401116 6303660 3766304 46.11 63320 1996272 1697628 18.42 1750048 1800024 1720 14:45:01 4414500 6317152 3752920 45.95 63384 1996376 1713620 18.59 1739016 1797636 96 14:46:01 5329580 7443632 2837840 34.75 67188 2199492 645668 7.01 704252 1913620 148856 14:47:01 5307412 7432292 2860008 35.02 69588 2207704 667684 7.24 723396 1916456 9584 Average: 5285314 7119454 2882106 35.29 59563 1935326 979266 10.63 938390 1738932 45960 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 ens3 367.04 211.18 1226.93 64.87 0.00 0.00 0.00 0.00 14:40:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 14:41:02 ens3 73.57 50.41 708.41 12.62 0.00 0.00 0.00 0.00 14:41:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 14:42:01 ens3 105.27 119.18 1057.80 17.91 0.00 0.00 0.00 0.00 14:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:43:01 ens3 59.12 85.35 61.51 13.71 0.00 0.00 0.00 0.00 14:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:44:01 ens3 239.19 261.47 1587.77 39.57 0.00 0.00 0.00 0.00 14:44:01 lo 2.72 2.72 1.20 1.20 0.00 0.00 0.00 0.00 14:45:01 ens3 6.78 5.83 2.13 2.05 0.00 0.00 0.00 0.00 14:45:01 lo 13.16 13.16 3.78 3.78 0.00 0.00 0.00 0.00 14:46:01 ens3 254.41 255.56 1117.76 51.22 0.00 0.00 0.00 0.00 14:46:01 lo 15.01 15.01 3.22 3.22 0.00 0.00 0.00 0.00 14:47:01 ens3 11.95 13.05 9.32 6.19 0.00 0.00 0.00 0.00 14:47:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 139.74 125.27 720.76 26.03 0.00 0.00 0.00 0.00 Average: lo 4.46 4.46 1.08 1.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5604) 10/04/25 _x86_64_ (4 CPU) 14:39:00 LINUX RESTART (4 CPU) 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 22.67 0.00 3.25 6.47 1.48 66.13 14:40:01 0 14.06 0.00 2.28 5.67 1.38 76.61 14:40:01 1 27.88 0.00 5.14 4.88 1.57 60.54 14:40:01 2 29.88 0.00 3.84 11.21 1.74 53.34 14:40:01 3 18.92 0.00 1.73 4.15 1.23 73.97 14:41:02 all 21.31 0.00 1.31 2.04 0.90 74.43 14:41:02 0 37.09 0.00 1.70 0.52 1.13 59.56 14:41:02 1 35.35 0.00 2.33 1.85 1.33 59.14 14:41:02 2 4.53 0.00 0.70 4.97 0.53 89.27 14:41:02 3 8.24 0.00 0.53 0.87 0.62 89.74 14:42:01 all 13.00 0.00 0.61 0.83 0.65 84.91 14:42:01 0 12.47 0.00 0.68 1.12 0.61 85.12 14:42:01 1 18.14 0.00 0.42 0.61 0.88 79.95 14:42:01 2 8.03 0.00 0.66 1.53 0.70 89.08 14:42:01 3 13.35 0.00 0.68 0.03 0.42 85.51 14:43:01 all 4.22 0.00 0.28 0.05 0.19 95.26 14:43:01 0 7.97 0.00 0.52 0.02 0.27 91.22 14:43:01 1 2.03 0.00 0.13 0.03 0.15 97.65 14:43:01 2 3.16 0.00 0.30 0.17 0.25 96.13 14:43:01 3 3.72 0.00 0.17 0.00 0.10 96.01 14:44:01 all 42.13 0.00 1.76 0.51 2.64 52.96 14:44:01 0 43.10 0.00 2.01 0.40 2.46 52.03 14:44:01 1 35.78 0.00 1.92 0.48 2.72 59.09 14:44:01 2 45.34 0.00 1.76 0.90 3.03 48.97 14:44:01 3 44.32 0.00 1.35 0.27 2.33 51.73 14:45:01 all 3.49 0.00 0.34 0.02 0.34 95.81 14:45:01 0 3.48 0.00 0.27 0.05 0.39 95.81 14:45:01 1 3.39 0.00 0.40 0.00 0.30 95.91 14:45:01 2 3.81 0.00 0.30 0.00 0.37 95.53 14:45:01 3 3.29 0.00 0.40 0.00 0.30 96.01 14:46:01 all 17.41 0.00 1.40 0.16 1.04 79.99 14:46:01 0 15.31 0.00 1.17 0.23 0.93 82.36 14:46:01 1 17.19 0.00 1.33 0.08 1.13 80.25 14:46:01 2 21.64 0.00 1.39 0.02 1.17 75.79 14:46:01 3 15.52 0.00 1.68 0.32 0.92 81.57 14:47:01 all 21.19 0.00 1.01 0.81 0.92 76.07 14:47:01 0 4.77 0.00 0.55 1.92 0.81 91.95 14:47:01 1 16.51 0.00 1.10 1.13 0.73 80.53 14:47:01 2 50.84 0.00 1.63 0.15 1.53 45.84 14:47:01 3 12.79 0.00 0.73 0.03 0.60 85.85 Average: all 18.20 0.00 1.25 1.36 1.02 78.17 Average: 0 17.30 0.00 1.15 1.24 1.00 79.31 Average: 1 19.55 0.00 1.60 1.13 1.10 76.61 Average: 2 20.95 0.00 1.32 2.37 1.17 74.20 Average: 3 15.02 0.00 0.91 0.71 0.82 82.55