---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8016 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: 2799.998 BogoMIPS: 5599.99 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 573 12326 0 3139 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:63:41:1a brd ff:ff:ff:ff:ff:ff inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe63:411a/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-8016) 12/28/23 _x86_64_ (4 CPU) 02:45:21 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 122.08 28.31 93.77 2150.97 23436.36 02:48:01 128.66 16.61 112.05 590.83 26520.51 02:49:01 68.51 3.80 64.71 101.45 23806.03 02:50:01 67.77 1.33 66.44 64.52 34283.62 Average: 96.75 12.51 84.24 726.95 27011.63 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13866788 15605520 2558180 15.57 70696 1862548 728540 4.17 640912 1690540 156484 02:48:01 12977540 14972656 3447428 20.99 80656 2098924 1124524 6.44 1302748 1895268 13888 02:49:01 12689812 15535612 3735156 22.74 90504 2916680 742336 4.25 1164772 2285344 543600 02:50:01 12564996 15462288 3859972 23.50 96668 2958020 810780 4.64 1253580 2316204 48296 Average: 13024784 15394019 3400184 20.70 84631 2459043 851545 4.87 1090503 2046839 190567 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 ens3 89.90 59.51 1227.61 12.74 0.00 0.00 0.00 0.00 02:47:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 02:48:01 ens3 355.42 332.73 3442.06 71.85 0.00 0.00 0.00 0.00 02:48:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 02:49:01 ens3 414.16 336.01 4655.16 52.03 0.00 0.00 0.00 0.00 02:49:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 02:50:01 ens3 215.80 225.96 306.12 2449.76 0.00 0.00 0.00 0.00 02:50:01 lo 19.46 19.46 1.75 1.75 0.00 0.00 0.00 0.00 Average: ens3 268.82 238.55 2407.74 646.60 0.00 0.00 0.00 0.00 Average: lo 5.22 5.22 0.47 0.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8016) 12/28/23 _x86_64_ (4 CPU) 02:45:21 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 18.84 0.00 1.55 3.63 0.05 75.93 02:47:01 0 34.18 0.00 2.65 1.55 0.08 61.53 02:47:01 1 16.19 0.00 1.25 1.41 0.03 81.12 02:47:01 2 16.66 0.00 1.07 7.02 0.05 75.20 02:47:01 3 8.29 0.00 1.22 4.53 0.05 85.91 02:48:01 all 22.27 0.00 1.38 2.26 0.07 74.01 02:48:01 0 20.98 0.00 1.27 0.25 0.07 77.43 02:48:01 1 26.22 0.00 1.04 0.90 0.08 71.76 02:48:01 2 22.08 0.00 1.47 2.22 0.05 74.18 02:48:01 3 19.82 0.00 1.75 5.67 0.07 72.69 02:49:01 all 33.23 0.00 2.23 1.50 0.08 62.96 02:49:01 0 31.90 0.00 2.22 0.25 0.08 65.55 02:49:01 1 40.86 0.00 2.51 0.18 0.08 56.36 02:49:01 2 32.66 0.00 1.96 0.10 0.10 65.18 02:49:01 3 27.51 0.00 2.28 5.48 0.08 64.65 02:50:01 all 21.03 0.00 1.24 3.53 0.05 74.14 02:50:01 0 19.13 0.00 1.03 0.95 0.03 78.85 02:50:01 1 30.53 0.00 1.72 0.55 0.07 67.13 02:50:01 2 18.88 0.00 0.76 0.68 0.03 79.64 02:50:01 3 15.56 0.00 1.38 12.02 0.07 70.98 Average: all 23.84 0.00 1.60 2.73 0.06 71.77 Average: 0 26.55 0.00 1.79 0.75 0.07 70.83 Average: 1 28.43 0.00 1.63 0.76 0.07 69.11 Average: 2 22.55 0.00 1.31 2.51 0.06 73.57 Average: 3 17.79 0.00 1.66 6.92 0.07 73.57