---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8942 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 7.9G 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 479 4989 0 2506 7205 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:c0:5f:50 brd ff:ff:ff:ff:ff:ff inet 10.32.6.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85748sec preferred_lft 85748sec inet6 fe80::f816:3eff:fec0:5f50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8942) 08/22/26 _x86_64_ (4 CPU) 16:02:56 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:02 156.29 71.42 84.87 4381.14 40764.69 16:05:01 57.78 0.15 57.62 21.01 10420.74 16:06:01 52.43 12.56 39.87 269.64 7861.78 16:07:01 19.73 1.07 18.66 22.13 1880.49 16:08:01 12.40 0.08 12.31 1.20 2942.71 16:09:01 18.08 0.68 17.40 13.86 1216.46 16:10:01 29.23 8.27 20.96 608.97 1855.82 16:11:01 19.10 4.60 14.50 190.50 967.04 16:12:01 20.79 0.72 20.07 26.92 5206.33 16:13:01 25.70 0.62 25.08 73.72 3381.17 Average: 41.12 10.03 31.09 561.78 7645.07 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 5964672 7387616 2202748 26.97 37120 1565832 721936 7.83 612308 1425848 85852 16:05:01 5679820 7387676 2487600 30.46 56992 1812644 716924 7.78 610628 1675336 143088 16:06:01 5407724 7200056 2759696 33.79 59708 1892368 893892 9.70 817360 1736620 1528 16:07:01 5230492 7075384 2936928 35.96 61916 1940664 923644 10.02 950096 1776628 2488 16:08:01 5149584 7079640 3017836 36.95 63224 2022536 946136 10.27 950060 1853024 1904 16:09:01 5053252 7016712 3114168 38.13 65040 2052376 954156 10.35 1023816 1872208 2224 16:10:01 4848468 6882744 3318952 40.64 67188 2118660 1038368 11.27 1169172 1926168 5188 16:11:01 4698732 6762792 3468688 42.47 69012 2145132 1101936 11.96 1311904 1929408 4272 16:12:01 4447312 6662272 3720108 45.55 71228 2290416 1150272 12.48 1421392 2064020 39820 16:13:01 5072516 7338256 3094904 37.89 73784 2337968 736468 7.99 779188 2081772 24164 Average: 5155257 7079315 3012163 36.88 62521 2017860 918373 9.96 964592 1834103 31053 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 ens3 409.88 218.56 1524.75 65.54 0.00 0.00 0.00 0.00 16:04:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 16:05:01 ens3 24.79 20.52 366.82 3.38 0.00 0.00 0.00 0.00 16:05:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:06:01 ens3 108.85 104.87 584.37 21.64 0.00 0.00 0.00 0.00 16:06:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 16:07:01 ens3 215.56 201.02 759.86 27.99 0.00 0.00 0.00 0.00 16:07:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:08:01 ens3 158.51 132.89 1356.36 17.89 0.00 0.00 0.00 0.00 16:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:09:01 ens3 161.24 163.76 457.09 23.90 0.00 0.00 0.00 0.00 16:09:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:10:01 ens3 266.64 223.38 722.00 39.85 0.00 0.00 0.00 0.00 16:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:11:01 ens3 210.38 177.27 301.51 50.87 0.00 0.00 0.00 0.00 16:11:01 lo 1.70 1.70 0.19 0.19 0.00 0.00 0.00 0.00 16:12:01 ens3 721.32 530.63 2188.18 116.97 0.00 0.00 0.00 0.00 16:12:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:13:01 ens3 115.43 100.65 290.29 23.26 0.00 0.00 0.00 0.00 16:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 239.63 187.64 855.97 39.19 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 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-8942) 08/22/26 _x86_64_ (4 CPU) 16:02:56 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:02 all 22.98 0.00 2.64 4.77 1.26 68.36 16:04:02 0 32.73 0.00 2.18 6.71 1.48 56.90 16:04:02 1 14.77 0.00 4.52 2.31 1.30 77.10 16:04:02 2 30.36 0.00 2.08 3.95 1.34 62.27 16:04:02 3 14.11 0.00 1.75 6.10 0.95 77.09 16:05:01 all 20.90 0.00 1.17 1.37 0.91 75.66 16:05:01 0 1.69 0.00 0.17 0.00 0.25 97.88 16:05:01 1 35.64 0.00 1.69 0.44 1.40 60.82 16:05:01 2 40.01 0.00 1.90 0.10 1.27 56.72 16:05:01 3 6.27 0.00 0.91 4.92 0.69 87.20 16:06:01 all 12.77 0.00 0.73 1.05 0.99 84.47 16:06:01 0 8.83 0.00 0.83 0.55 0.93 88.85 16:06:01 1 17.11 0.00 0.57 0.13 1.02 81.17 16:06:01 2 15.15 0.00 0.62 2.61 1.07 80.55 16:06:01 3 9.96 0.00 0.88 0.88 0.95 87.33 16:07:01 all 10.71 0.00 0.71 0.10 0.76 87.72 16:07:01 0 8.54 0.00 0.79 0.20 0.70 89.77 16:07:01 1 16.24 0.00 0.48 0.18 0.87 82.23 16:07:01 2 9.64 0.00 0.47 0.02 0.55 89.33 16:07:01 3 8.37 0.00 1.12 0.03 0.92 89.56 16:08:01 all 4.76 0.00 0.43 0.08 0.37 94.37 16:08:01 0 3.13 0.00 0.40 0.20 0.22 96.05 16:08:01 1 4.42 0.00 0.23 0.00 0.25 95.10 16:08:01 2 7.21 0.00 0.33 0.02 0.47 91.97 16:08:01 3 4.32 0.00 0.72 0.10 0.52 94.34 16:09:01 all 12.65 0.00 0.46 0.18 0.81 85.90 16:09:01 0 11.87 0.00 0.47 0.33 0.69 86.64 16:09:01 1 15.25 0.00 0.42 0.03 0.73 83.57 16:09:01 2 13.61 0.00 0.62 0.17 0.87 84.74 16:09:01 3 9.83 0.00 0.37 0.18 0.98 88.63 16:10:01 all 18.57 0.00 0.93 0.35 1.28 78.87 16:10:01 0 17.09 0.00 0.58 0.42 1.15 80.76 16:10:01 1 22.20 0.00 0.88 0.12 1.28 75.52 16:10:01 2 21.08 0.00 1.07 0.53 1.38 75.93 16:10:01 3 13.91 0.00 1.16 0.33 1.28 83.32 16:11:01 all 26.32 0.00 1.05 0.25 1.74 70.65 16:11:01 0 33.49 0.00 1.03 0.25 1.68 63.55 16:11:01 1 20.25 0.00 1.24 0.12 1.53 76.86 16:11:01 2 24.97 0.00 0.83 0.38 1.80 72.02 16:11:01 3 26.58 0.00 1.11 0.25 1.95 70.11 16:12:01 all 23.33 0.00 1.30 0.17 1.42 73.78 16:12:01 0 23.55 0.00 0.87 0.28 1.28 74.01 16:12:01 1 24.28 0.00 1.38 0.12 1.37 72.85 16:12:01 2 26.03 0.00 1.50 0.17 1.35 70.96 16:12:01 3 19.47 0.00 1.45 0.13 1.67 77.28 16:13:01 all 21.80 0.00 1.13 0.68 0.99 75.40 16:13:01 0 29.51 0.00 1.43 1.80 1.08 66.18 16:13:01 1 8.38 0.00 0.70 0.05 0.80 90.08 16:13:01 2 18.83 0.00 1.54 0.53 1.01 78.08 16:13:01 3 30.58 0.00 0.83 0.33 1.08 67.17 Average: all 17.48 0.00 1.05 0.90 1.05 79.51 Average: 0 17.09 0.00 0.88 1.08 0.95 80.01 Average: 1 17.83 0.00 1.21 0.35 1.05 79.56 Average: 2 20.66 0.00 1.09 0.85 1.11 76.29 Average: 3 14.36 0.00 1.03 1.32 1.10 82.19