---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4983 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 588 13215 0 2235 15136 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:28:b7:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85712sec preferred_lft 85712sec inet6 fe80::f816:3eff:fe28:b7b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4983) 09/25/26 _x86_64_ (4 CPU) 08:35:50 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:02 78.22 31.34 46.88 2763.14 59040.03 08:38:01 1.51 0.00 1.51 0.00 19.11 08:39:01 0.92 0.00 0.92 0.00 11.46 08:40:01 0.80 0.00 0.80 0.00 11.06 08:41:01 1.08 0.00 1.08 0.00 12.13 08:42:01 1.00 0.00 1.00 0.00 13.46 08:43:01 3.70 2.13 1.57 58.66 20.26 08:44:01 316.00 21.46 294.53 808.80 6753.94 08:45:01 174.21 19.08 155.13 892.10 20237.65 08:46:01 23.06 0.10 22.96 1.60 914.65 08:47:01 14.10 2.20 11.90 104.38 443.93 Average: 55.95 6.95 49.01 421.42 7964.50 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:02 14458144 15683224 1966824 11.97 32028 1412656 690612 3.95 496776 1298308 32 08:38:01 14458620 15683860 1966348 11.97 32084 1412664 690612 3.95 496796 1298276 184 08:39:01 14458452 15683728 1966516 11.97 32116 1412668 690612 3.95 497204 1298280 156 08:40:01 14458104 15683424 1966864 11.97 32148 1412672 690612 3.95 497352 1298284 148 08:41:01 14457732 15683084 1967236 11.98 32180 1412672 690612 3.95 497344 1298284 16 08:42:01 14458036 15683444 1966932 11.98 32228 1412676 690612 3.95 497564 1298288 156 08:43:01 14442056 15669732 1982912 12.07 32316 1414436 690612 3.95 511744 1299112 12 08:44:01 14024296 15558588 2400672 14.62 59404 1678396 768204 4.40 654976 1538420 180324 08:45:01 12294596 14243444 4130372 25.15 77300 2057436 2015680 11.54 2017360 1866800 14384 08:46:01 12257772 14210492 4167196 25.37 79812 2058580 2032644 11.63 2052804 1867260 2004 08:47:01 13602108 15566476 2822860 17.19 80972 2069308 751780 4.30 729760 1850248 29236 Average: 13942720 15395409 2482248 15.11 47508 1614015 945690 5.41 813607 1473778 20605 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:02 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:37:02 ens3 146.89 119.68 502.17 31.78 0.00 0.00 0.00 0.00 08:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:38:01 ens3 1.61 0.56 1.54 0.24 0.00 0.00 0.00 0.00 08:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 ens3 0.35 0.30 0.16 0.37 0.00 0.00 0.00 0.00 08:40:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 0.17 0.18 0.06 0.19 0.00 0.00 0.00 0.00 08:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:41:01 ens3 0.18 0.15 0.06 0.17 0.00 0.00 0.00 0.00 08:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:42:01 ens3 0.27 0.18 0.13 0.23 0.00 0.00 0.00 0.00 08:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 ens3 9.65 7.68 6.51 9.26 0.00 0.00 0.00 0.00 08:44:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 08:44:01 ens3 163.94 106.10 1296.08 43.62 0.00 0.00 0.00 0.00 08:45:01 lo 13.78 13.78 1.96 1.96 0.00 0.00 0.00 0.00 08:45:01 ens3 662.25 447.17 2828.86 161.68 0.00 0.00 0.00 0.00 08:46:01 lo 22.51 22.51 2.79 2.79 0.00 0.00 0.00 0.00 08:46:01 ens3 863.84 563.54 213.50 207.96 0.00 0.00 0.00 0.00 08:47:01 lo 14.75 14.75 1.52 1.52 0.00 0.00 0.00 0.00 08:47:01 ens3 980.19 663.04 257.43 245.60 0.00 0.00 0.00 0.00 Average: lo 4.81 4.81 0.59 0.59 0.00 0.00 0.00 0.00 Average: ens3 257.60 173.77 464.95 63.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4983) 09/25/26 _x86_64_ (4 CPU) 08:35:50 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:02 all 3.39 0.00 0.58 1.63 0.00 94.39 08:37:02 0 2.40 0.00 0.45 0.23 0.00 96.91 08:37:02 1 3.69 0.00 0.60 0.48 0.00 95.24 08:37:02 2 3.55 0.00 0.57 5.42 0.00 90.46 08:37:02 3 3.94 0.00 0.68 0.42 0.00 94.96 08:38:01 all 0.13 0.00 0.02 0.02 0.00 99.84 08:38:01 0 0.02 0.00 0.00 0.00 0.00 99.98 08:38:01 1 0.03 0.00 0.02 0.05 0.00 99.90 08:38:01 2 0.39 0.00 0.02 0.02 0.00 99.57 08:38:01 3 0.05 0.00 0.02 0.02 0.00 99.92 08:39:01 all 0.07 0.00 0.01 0.00 0.00 99.92 08:39:01 0 0.07 0.00 0.02 0.00 0.00 99.92 08:39:01 1 0.03 0.00 0.00 0.02 0.00 99.95 08:39:01 2 0.15 0.00 0.03 0.00 0.00 99.82 08:39:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:40:01 all 0.12 0.00 0.02 0.01 0.00 99.85 08:40:01 0 0.27 0.00 0.02 0.00 0.00 99.72 08:40:01 1 0.00 0.00 0.00 0.03 0.00 99.97 08:40:01 2 0.17 0.00 0.05 0.02 0.00 99.77 08:40:01 3 0.03 0.00 0.00 0.00 0.00 99.97 08:41:01 all 0.52 0.00 0.02 0.01 0.00 99.46 08:41:01 0 1.99 0.00 0.00 0.00 0.00 98.01 08:41:01 1 0.00 0.00 0.02 0.02 0.00 99.97 08:41:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:41:01 3 0.02 0.00 0.00 0.00 0.00 99.98 08:42:01 all 0.53 0.00 0.00 0.01 0.00 99.46 08:42:01 0 1.99 0.00 0.00 0.00 0.00 98.01 08:42:01 1 0.00 0.00 0.00 0.03 0.00 99.97 08:42:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:42:01 3 0.03 0.00 0.00 0.00 0.00 99.97 08:43:01 all 1.10 0.00 0.04 0.03 0.00 98.82 08:43:01 0 1.77 0.00 0.07 0.07 0.00 98.10 08:43:01 1 1.17 0.00 0.03 0.02 0.00 98.78 08:43:01 2 0.80 0.00 0.07 0.03 0.00 99.10 08:43:01 3 0.70 0.00 0.02 0.00 0.00 99.28 08:44:01 all 14.45 0.00 1.26 2.20 0.01 82.09 08:44:01 0 29.80 0.00 2.86 8.39 0.02 58.93 08:44:01 1 10.88 0.00 0.75 0.22 0.02 88.13 08:44:01 2 5.00 0.00 0.67 0.08 0.02 94.23 08:44:01 3 12.18 0.00 0.72 0.12 0.00 86.99 08:45:01 all 40.61 0.00 2.81 1.07 0.03 55.49 08:45:01 0 35.12 0.00 1.85 1.70 0.02 61.31 08:45:01 1 60.13 0.00 4.47 1.02 0.03 34.35 08:45:01 2 33.43 0.00 1.96 0.40 0.02 64.19 08:45:01 3 33.76 0.00 2.92 1.17 0.02 62.14 08:46:01 all 5.47 0.00 2.43 0.10 0.01 91.99 08:46:01 0 6.66 0.00 2.30 0.02 0.02 91.00 08:46:01 1 5.86 0.00 2.66 0.02 0.02 91.45 08:46:01 2 5.02 0.00 2.63 0.25 0.02 92.09 08:46:01 3 4.30 0.00 2.19 0.08 0.02 93.41 08:47:01 all 11.99 0.00 3.06 0.08 0.01 84.87 08:47:01 0 15.96 0.00 3.15 0.07 0.00 80.83 08:47:01 1 8.03 0.00 3.01 0.02 0.00 88.95 08:47:01 2 5.45 0.00 2.46 0.17 0.00 91.92 08:47:01 3 18.55 0.00 3.62 0.05 0.00 77.79 Average: CPU %user %nice %system %iowait %steal %idle Average: all 7.12 0.00 0.93 0.47 0.01 91.48 Average: 0 8.70 0.00 0.97 0.95 0.00 89.37 Average: 1 8.16 0.00 1.05 0.17 0.01 90.61 Average: 2 4.92 0.00 0.78 0.58 0.00 93.72 Average: 3 6.68 0.00 0.92 0.17 0.00 92.22