---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2163 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 480 5396 0 2099 7217 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:14:14:58 brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe14:1458/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2163) 05/02/26 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 65.37 12.23 53.14 288.49 8877.85 19:16:01 68.51 9.12 59.39 488.05 7780.44 19:17:01 23.65 0.42 23.23 37.86 4488.05 Average: 52.51 7.25 45.25 271.47 7048.78 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5750776 7414072 2416636 29.59 56828 1771044 819552 8.89 603008 1618024 128760 19:16:01 5538356 7397912 2629056 32.19 62740 1956128 700940 7.61 699312 1723172 113660 19:17:01 5542256 7413728 2625156 32.14 64836 1965788 668140 7.25 692648 1724188 17336 Average: 5610463 7408571 2556949 31.31 61468 1897653 729544 7.92 664989 1688461 86585 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 89.14 66.84 823.05 17.21 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 272.55 268.46 1247.81 49.65 0.00 0.00 0.00 0.00 19:16:01 lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 51.14 59.59 29.56 533.90 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 137.61 131.63 700.14 200.26 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2163) 05/02/26 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 21.87 0.00 1.38 2.05 1.95 72.75 19:15:01 0 21.93 0.00 1.16 2.64 1.84 72.43 19:15:01 1 14.40 0.00 1.24 2.12 1.54 80.69 19:15:01 2 19.48 0.00 1.20 0.18 1.88 77.27 19:15:01 3 31.65 0.00 1.94 3.24 2.53 60.64 19:16:01 all 36.52 0.00 1.79 1.32 4.21 56.17 19:16:01 0 51.48 0.00 2.29 1.24 4.87 40.13 19:16:01 1 31.37 0.00 1.81 1.43 4.34 61.05 19:16:01 2 30.76 0.00 1.34 2.42 3.62 61.86 19:16:01 3 32.46 0.00 1.71 0.20 3.99 61.64 19:17:01 all 20.04 0.00 1.10 1.04 1.37 76.45 19:17:01 0 1.51 0.00 0.70 3.13 0.85 93.81 19:17:01 1 12.33 0.00 1.08 0.63 0.85 85.11 19:17:01 2 18.55 0.00 1.21 0.17 1.61 78.47 19:17:01 3 47.79 0.00 1.41 0.23 2.14 48.42 Average: all 26.17 0.00 1.43 1.47 2.51 68.43 Average: 0 25.04 0.00 1.39 2.33 2.52 68.72 Average: 1 19.40 0.00 1.38 1.40 2.25 75.58 Average: 2 22.93 0.00 1.25 0.92 2.37 72.53 Average: 3 37.28 0.00 1.69 1.22 2.89 56.92