---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-21809 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 672K 1.6G 1% /run /dev/vda1 78G 9.1G 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 556 12444 0 3039 15153 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:dd:c0:06 brd ff:ff:ff:ff:ff:ff inet 10.30.106.129/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fedd:c006/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21809) 04/09/24 _x86_64_ (4 CPU) 13:07:15 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 98.72 13.28 85.44 973.44 27237.73 13:10:01 149.47 32.72 116.74 1791.14 31265.18 13:11:01 67.80 3.50 64.30 94.53 23421.47 13:12:01 49.59 1.45 48.14 68.79 21096.88 Average: 91.40 12.74 78.66 732.04 25755.64 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 13977988 15538000 2446980 14.90 62116 1700416 815716 4.67 700440 1537248 37664 13:10:01 13173364 15099064 3251604 19.80 80000 2032252 1089288 6.23 1175368 1830096 8340 13:11:01 12146420 14725040 4278548 26.05 89928 2660436 1377772 7.88 1694128 2312368 377108 13:12:01 12761512 15534612 3663456 22.30 92808 2848908 759732 4.35 1060080 2327208 24196 Average: 13014821 15224179 3410147 20.76 81213 2310503 1010627 5.78 1157504 2001730 111827 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 ens3 37.89 24.15 653.22 5.12 0.00 0.00 0.00 0.00 13:09:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 13:10:01 ens3 384.54 347.02 3632.12 77.84 0.00 0.00 0.00 0.00 13:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 310.27 269.82 4140.48 39.38 0.00 0.00 0.00 0.00 13:11:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 13:12:01 ens3 204.13 240.41 666.75 2443.33 0.00 0.00 0.00 0.00 13:12:01 lo 18.60 18.60 1.67 1.67 0.00 0.00 0.00 0.00 Average: ens3 234.21 220.35 2273.12 641.42 0.00 0.00 0.00 0.00 Average: lo 5.02 5.02 0.46 0.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21809) 04/09/24 _x86_64_ (4 CPU) 13:07:15 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 15.04 0.00 1.13 11.23 0.05 72.55 13:09:01 0 10.21 0.00 0.64 3.25 0.03 85.87 13:09:01 1 17.18 0.00 1.15 4.40 0.07 77.20 13:09:01 2 13.32 0.00 0.78 4.51 0.05 81.33 13:09:01 3 19.44 0.00 1.97 32.77 0.07 45.75 13:10:01 all 27.04 0.00 1.92 4.90 0.17 65.96 13:10:01 0 24.16 0.00 1.73 0.79 0.17 73.16 13:10:01 1 31.77 0.00 2.71 2.71 0.17 62.64 13:10:01 2 25.08 0.00 1.75 14.61 0.17 58.40 13:10:01 3 27.17 0.00 1.51 1.51 0.17 69.64 13:11:01 all 23.76 0.00 9.90 12.39 0.13 53.82 13:11:01 0 24.36 0.00 1.61 5.28 0.15 68.60 13:11:01 1 22.14 0.00 1.10 19.83 0.12 56.81 13:11:01 2 35.35 0.00 1.20 8.64 0.14 54.67 13:11:01 3 16.06 0.00 28.67 14.90 0.12 40.24 13:12:01 all 16.40 0.00 1.37 15.83 0.10 66.29 13:12:01 0 19.45 0.00 1.62 18.91 0.12 59.90 13:12:01 1 10.88 0.00 1.45 30.47 0.05 57.15 13:12:01 2 7.36 0.00 0.92 8.21 0.10 83.41 13:12:01 3 27.96 0.00 1.54 5.67 0.12 64.71 Average: all 20.62 0.00 3.71 11.12 0.11 64.44 Average: 0 19.53 0.00 1.40 7.07 0.12 71.89 Average: 1 20.48 0.00 1.61 14.35 0.10 63.47 Average: 2 20.22 0.00 1.16 8.99 0.11 69.52 Average: 3 22.11 0.00 10.09 13.83 0.12 53.85