---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2925 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 413 1319 0 2211 3267 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:f5:0a:38 brd ff:ff:ff:ff:ff:ff inet 10.32.7.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86192sec preferred_lft 86192sec inet6 fe80::f816:3eff:fef5:a38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2925) 01/06/24 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 129.98 67.45 62.53 4559.87 40020.95 07:07:01 111.37 37.76 73.61 2165.73 13197.36 07:08:01 48.44 1.38 47.06 69.46 8891.98 Average: 96.51 35.52 61.00 2265.45 20744.28 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1841688 3397732 2196956 54.40 48824 1663780 573108 11.27 524264 1504400 143064 07:07:01 1232968 3093736 2805676 69.47 61388 1943224 853664 16.78 894488 1716400 72128 07:08:01 1322052 3328652 2716592 67.26 66724 2080844 619616 12.18 729784 1786848 31644 Average: 1465569 3273373 2573075 63.71 58979 1895949 682129 13.41 716179 1669216 82279 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 07:06:02 ens3 400.62 247.58 1369.12 64.22 0.00 0.00 0.00 0.00 07:07:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 07:07:01 ens3 284.24 291.70 1704.47 54.09 0.00 0.00 0.00 0.00 07:08:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 94.00 106.52 287.29 609.95 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 259.47 214.84 1117.02 243.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2925) 01/06/24 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.49 0.00 2.05 3.48 0.05 72.91 07:06:02 0 24.49 0.00 1.85 0.79 0.05 72.82 07:06:02 1 12.26 0.00 1.65 3.96 0.03 82.10 07:06:02 2 33.96 0.00 2.14 1.44 0.08 62.38 07:06:02 3 15.22 0.00 2.57 7.80 0.07 74.34 07:07:01 all 31.74 0.00 1.69 2.02 0.08 64.48 07:07:01 0 32.74 0.00 1.83 1.33 0.07 64.03 07:07:01 1 27.66 0.00 1.12 0.54 0.07 70.61 07:07:01 2 45.17 0.00 2.06 1.90 0.08 50.78 07:07:01 3 21.33 0.00 1.73 4.32 0.10 72.52 07:08:01 all 19.28 0.00 1.08 1.14 0.04 78.45 07:08:01 0 12.72 0.00 0.85 1.39 0.03 85.00 07:08:01 1 11.15 0.00 0.70 0.03 0.05 88.07 07:08:01 2 32.38 0.00 1.38 2.99 0.05 63.20 07:08:01 3 20.87 0.00 1.37 0.17 0.03 77.56 Average: all 24.13 0.00 1.61 2.22 0.06 71.99 Average: 0 23.27 0.00 1.51 1.17 0.05 74.00 Average: 1 16.96 0.00 1.16 1.52 0.05 80.31 Average: 2 37.12 0.00 1.86 2.11 0.07 58.83 Average: 3 19.13 0.00 1.89 4.09 0.07 74.83