---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11373 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 9.4G 69G 13% / 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 692 12020 0 3326 15017 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:38:16:96 brd ff:ff:ff:ff:ff:ff inet 10.30.107.65/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fe38:1696/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11373) 11/08/25 _x86_64_ (4 CPU) 21:53:53 LINUX RESTART (4 CPU) 21:54:01 tps rtps wtps bread/s bwrtn/s 21:55:02 375.61 54.53 321.08 3638.65 65366.88 21:56:01 491.04 28.32 462.72 1511.47 38728.62 21:57:01 414.13 0.00 414.13 0.00 19249.86 21:58:01 6.17 0.00 6.17 0.00 681.75 21:59:01 1.57 0.00 1.57 0.00 86.52 22:00:01 65.59 4.70 60.89 199.03 8882.92 Average: 224.95 14.55 210.39 889.88 22121.17 21:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:55:02 13864592 15485452 2560376 15.59 64708 1756480 844848 4.84 735368 1609976 180208 21:56:01 11331512 14198948 5093456 31.01 138800 2817920 2260916 12.94 2143536 2577092 578204 21:57:01 11354576 14236916 5070392 30.87 139300 2828896 2282184 13.06 2112736 2579648 11212 21:58:01 9510240 12398704 6914728 42.10 139548 2834672 4111072 23.53 3926272 2584656 480 21:59:01 9867192 12757440 6557776 39.93 139588 2836292 3757024 21.50 3571832 2586280 8 22:00:01 12342828 15408836 4082140 24.85 143168 3000168 847512 4.85 1023836 2688876 29156 Average: 11378490 14081049 5046478 30.72 127519 2679071 2350593 13.45 2252263 2437755 133211 21:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:55:02 ens3 402.48 270.93 2219.83 78.12 0.00 0.00 0.00 0.00 21:55:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 21:56:01 ens3 570.53 454.28 7041.12 61.31 0.00 0.00 0.00 0.00 21:56:01 lo 4.13 4.13 0.38 0.38 0.00 0.00 0.00 0.00 21:57:01 ens3 0.38 0.33 0.15 0.29 0.00 0.00 0.00 0.00 21:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:58:01 ens3 0.28 0.13 0.07 0.02 0.00 0.00 0.00 0.00 21:58:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:59:01 ens3 0.22 0.27 0.07 0.41 0.00 0.00 0.00 0.00 21:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 ens3 367.59 234.96 671.88 98.57 0.00 0.00 0.00 0.00 22:00:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 222.62 159.33 1640.54 39.73 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11373) 11/08/25 _x86_64_ (4 CPU) 21:53:53 LINUX RESTART (4 CPU) 21:54:01 CPU %user %nice %system %iowait %steal %idle 21:55:02 all 22.11 0.00 2.15 5.15 0.06 70.53 21:55:02 0 17.63 0.00 2.39 10.06 0.05 69.87 21:55:02 1 15.05 0.00 1.95 2.64 0.05 80.31 21:55:02 2 10.10 0.00 1.07 4.92 0.07 83.84 21:55:02 3 45.72 0.00 3.18 2.99 0.08 48.03 21:56:01 all 28.51 0.00 4.86 2.36 0.09 64.18 21:56:01 0 32.61 0.00 4.61 2.58 0.09 60.13 21:56:01 1 19.04 0.00 5.37 4.76 0.09 70.74 21:56:01 2 25.64 0.00 5.29 0.26 0.09 68.72 21:56:01 3 36.72 0.00 4.16 1.87 0.09 57.17 21:57:01 all 34.95 0.00 0.95 1.21 0.08 62.82 21:57:01 0 26.72 0.00 0.52 0.00 0.08 72.68 21:57:01 1 31.21 0.00 1.54 4.69 0.08 62.48 21:57:01 2 46.63 0.00 0.85 0.02 0.10 52.39 21:57:01 3 35.23 0.00 0.87 0.12 0.08 63.70 21:58:01 all 47.81 0.00 0.89 0.04 0.10 51.16 21:58:01 0 46.52 0.00 0.82 0.00 0.08 52.57 21:58:01 1 41.81 0.00 0.79 0.10 0.10 57.20 21:58:01 2 45.79 0.00 0.95 0.00 0.08 53.17 21:58:01 3 57.07 0.00 1.04 0.05 0.12 41.73 21:59:01 all 30.43 0.00 0.39 0.01 0.09 69.08 21:59:01 0 31.76 0.00 0.40 0.00 0.08 67.75 21:59:01 1 23.80 0.00 0.35 0.05 0.08 75.71 21:59:01 2 37.05 0.00 0.35 0.00 0.10 62.50 21:59:01 3 29.12 0.00 0.43 0.00 0.10 70.34 22:00:01 all 22.77 0.00 1.56 0.71 0.05 74.90 22:00:01 0 12.58 0.00 1.53 0.05 0.03 85.81 22:00:01 1 11.71 0.00 1.13 1.37 0.03 85.75 22:00:01 2 27.04 0.00 1.30 1.17 0.07 70.42 22:00:01 3 39.81 0.00 2.29 0.27 0.07 57.56 Average: all 31.10 0.00 1.79 1.58 0.08 65.46 Average: 0 27.95 0.00 1.70 2.11 0.07 68.17 Average: 1 23.77 0.00 1.84 2.26 0.07 72.06 Average: 2 32.05 0.00 1.62 1.06 0.08 65.18 Average: 3 40.62 0.00 1.99 0.88 0.09 56.42