---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19276 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / 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 604 12520 0 2914 15108 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:51:3c:ce brd ff:ff:ff:ff:ff:ff inet 10.30.106.139/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85684sec preferred_lft 85684sec inet6 fe80::f816:3eff:fe51:3cce/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-19276) 12/10/25 _x86_64_ (4 CPU) 12:13:30 LINUX RESTART (4 CPU) 12:14:02 tps rtps wtps bread/s bwrtn/s 12:15:01 180.82 28.69 152.13 1686.90 49326.55 12:16:01 118.98 14.81 104.17 876.92 27957.74 12:17:01 4.08 0.28 3.80 8.00 273.69 12:18:01 2.63 0.02 2.62 0.13 128.78 12:19:01 1.77 0.00 1.77 0.00 51.59 12:20:01 2.07 0.02 2.05 0.40 52.12 12:21:01 3.73 0.02 3.72 0.13 133.18 12:22:01 2.17 0.00 2.17 0.00 27.86 12:23:01 1.63 0.00 1.63 0.00 47.86 12:24:01 7.70 1.12 6.58 23.20 488.19 12:25:01 24.23 2.43 21.79 126.62 1532.69 Average: 31.57 4.27 27.30 245.30 7210.68 12:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:15:01 13629884 15359488 2795084 17.02 75012 1845904 995940 5.70 870592 1689852 143676 12:16:01 11086668 13193944 5338300 32.50 80768 2208588 2991156 17.12 3144192 1935196 5936 12:17:01 9690800 11799944 6734168 41.00 80860 2209716 4396556 25.16 4537852 1931040 128 12:18:01 9665276 11777360 6759692 41.15 80916 2212556 4412656 25.25 4560824 1933840 92 12:19:01 9668708 11781828 6756260 41.13 80992 2213468 4412656 25.25 4556996 1934724 248 12:20:01 9649976 11765540 6774992 41.25 81064 2215784 4428784 25.35 4573452 1936920 1792 12:21:01 9634252 11750816 6790716 41.34 81152 2216668 4444832 25.44 4588328 1937756 316 12:22:01 9634316 11750960 6790652 41.34 81208 2216676 4444832 25.44 4588428 1937764 196 12:23:01 9623800 11741320 6801168 41.41 81260 2217468 4444832 25.44 4597628 1938488 72 12:24:01 9525588 11660048 6899380 42.01 81496 2233536 4517304 25.85 4677564 1954228 3280 12:25:01 12765896 15412016 3659072 22.28 84608 2735508 888124 5.08 1232008 2159420 506704 Average: 10415924 12544842 6009044 36.58 80849 2229625 3670697 21.01 3811624 1935384 60222 12:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:15:01 lo 1.02 1.02 0.12 0.12 0.00 0.00 0.00 0.00 12:15:01 ens3 113.40 94.75 1291.49 21.06 0.00 0.00 0.00 0.00 12:16:01 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 12:16:01 ens3 333.66 262.79 4306.62 35.86 0.00 0.00 0.00 0.00 12:17:01 lo 0.42 0.42 0.45 0.45 0.00 0.00 0.00 0.00 12:17:01 ens3 11.50 8.35 4.36 7.64 0.00 0.00 0.00 0.00 12:18:01 lo 0.23 0.23 0.01 0.01 0.00 0.00 0.00 0.00 12:18:01 ens3 25.38 15.01 5.61 15.38 0.00 0.00 0.00 0.00 12:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 ens3 3.30 2.40 1.35 4.43 0.00 0.00 0.00 0.00 12:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:20:01 ens3 2.27 1.60 0.44 4.82 0.00 0.00 0.00 0.00 12:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 ens3 2.25 1.68 0.49 3.25 0.00 0.00 0.00 0.00 12:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:22:01 ens3 0.42 0.30 0.08 0.46 0.00 0.00 0.00 0.00 12:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 ens3 14.88 5.10 4.08 4.96 0.00 0.00 0.00 0.00 12:24:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:24:01 ens3 86.12 54.57 18.08 91.79 0.00 0.00 0.00 0.00 12:25:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:25:01 ens3 41.80 40.14 245.68 12.50 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 57.64 44.17 533.24 18.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19276) 12/10/25 _x86_64_ (4 CPU) 12:13:30 LINUX RESTART (4 CPU) 12:14:02 CPU %user %nice %system %iowait %steal %idle 12:15:01 all 22.72 0.00 1.98 5.06 0.06 70.18 12:15:01 0 16.84 0.00 1.05 0.81 0.05 81.24 12:15:01 1 26.45 0.00 1.80 3.72 0.05 67.98 12:15:01 2 28.10 0.00 3.45 1.36 0.05 67.04 12:15:01 3 19.46 0.00 1.62 14.41 0.07 64.44 12:16:01 all 54.08 0.00 2.44 1.58 0.13 41.77 12:16:01 0 46.49 0.00 2.80 3.67 0.13 46.91 12:16:01 1 55.15 0.00 2.19 0.55 0.13 41.98 12:16:01 2 55.63 0.00 1.97 0.42 0.15 41.83 12:16:01 3 59.06 0.00 2.80 1.68 0.13 36.32 12:17:01 all 15.57 0.00 0.48 0.02 0.03 83.90 12:17:01 0 7.51 0.00 0.53 0.08 0.03 91.84 12:17:01 1 14.24 0.00 0.50 0.02 0.02 85.23 12:17:01 2 25.03 0.00 0.73 0.00 0.03 74.21 12:17:01 3 15.54 0.00 0.13 0.00 0.03 84.30 12:18:01 all 2.04 0.00 0.06 0.03 0.02 97.85 12:18:01 0 2.12 0.00 0.10 0.10 0.02 97.67 12:18:01 1 1.62 0.00 0.05 0.00 0.02 98.32 12:18:01 2 2.54 0.00 0.00 0.00 0.00 97.46 12:18:01 3 1.88 0.00 0.10 0.02 0.02 97.99 12:19:01 all 0.74 0.00 0.05 0.01 0.02 99.17 12:19:01 0 0.25 0.00 0.03 0.03 0.02 99.67 12:19:01 1 0.97 0.00 0.07 0.00 0.03 98.93 12:19:01 2 1.25 0.00 0.05 0.00 0.02 98.68 12:19:01 3 0.50 0.00 0.05 0.02 0.03 99.40 12:20:01 all 1.25 0.00 0.10 0.00 0.02 98.64 12:20:01 0 1.05 0.00 0.12 0.02 0.02 98.80 12:20:01 1 0.90 0.00 0.13 0.00 0.02 98.95 12:20:01 2 1.32 0.00 0.07 0.00 0.02 98.60 12:20:01 3 1.74 0.00 0.07 0.00 0.02 98.17 12:21:01 all 1.59 0.00 0.06 0.02 0.02 98.32 12:21:01 0 1.15 0.00 0.07 0.07 0.02 98.70 12:21:01 1 1.29 0.00 0.07 0.02 0.02 98.61 12:21:01 2 2.27 0.00 0.07 0.00 0.02 97.65 12:21:01 3 1.64 0.00 0.05 0.00 0.02 98.29 12:22:01 all 0.09 0.00 0.03 0.01 0.01 99.85 12:22:01 0 0.03 0.00 0.02 0.02 0.00 99.93 12:22:01 1 0.13 0.00 0.07 0.02 0.02 99.77 12:22:01 2 0.10 0.00 0.05 0.00 0.02 99.83 12:22:01 3 0.08 0.00 0.02 0.00 0.02 99.88 12:23:01 all 0.96 0.00 0.06 0.02 0.02 98.94 12:23:01 0 0.85 0.00 0.05 0.03 0.02 99.05 12:23:01 1 1.40 0.00 0.13 0.05 0.03 98.38 12:23:01 2 0.55 0.00 0.03 0.00 0.02 99.40 12:23:01 3 1.05 0.00 0.03 0.00 0.02 98.90 12:24:01 all 16.98 0.00 0.50 0.05 0.04 82.42 12:24:01 0 12.61 0.00 0.55 0.07 0.02 86.76 12:24:01 1 22.51 0.00 0.63 0.00 0.05 76.80 12:24:01 2 17.33 0.00 0.35 0.00 0.03 82.29 12:24:01 3 15.47 0.00 0.42 0.13 0.03 83.94 12:25:01 all 31.10 0.00 2.46 0.19 0.06 66.19 12:25:01 0 22.79 0.00 2.19 0.52 0.07 74.43 12:25:01 1 41.58 0.00 2.41 0.08 0.08 55.85 12:25:01 2 25.91 0.00 2.09 0.07 0.05 71.88 12:25:01 3 34.10 0.00 3.17 0.08 0.07 62.58 Average: CPU %user %nice %system %iowait %steal %idle Average: all 13.35 0.00 0.75 0.63 0.04 85.23 Average: 0 10.14 0.00 0.68 0.49 0.03 88.65 Average: 1 15.08 0.00 0.73 0.40 0.04 83.75 Average: 2 14.51 0.00 0.80 0.17 0.04 84.48 Average: 3 13.68 0.00 0.77 1.46 0.04 84.05