---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8443 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 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 506 5382 0 2086 7191 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:9d:a7:a3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.244/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe9d:a7a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8443) 03/08/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 166.39 83.74 82.65 4916.25 40086.00 19:15:01 52.27 0.17 52.10 21.86 9159.21 19:16:01 73.33 18.44 54.88 667.64 7932.96 19:17:01 21.66 2.30 19.36 111.31 4280.22 Average: 78.41 26.16 52.25 1429.18 15364.03 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6040860 7427588 2126560 26.04 36224 1531280 679472 7.37 573308 1392412 68696 19:15:01 5771432 7405572 2395988 29.34 54788 1745748 703352 7.63 607172 1597400 120816 19:16:01 5549596 7387732 2617824 32.05 61752 1936492 700584 7.60 710776 1704428 99132 19:17:01 5541788 7392020 2625632 32.15 63404 1946448 697596 7.57 713872 1708000 7376 Average: 5725919 7403228 2441501 29.89 54042 1789992 695251 7.54 651282 1600560 74005 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 412.60 225.76 1243.99 65.65 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 38.52 32.16 546.49 4.12 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 297.15 290.92 1401.67 56.94 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 46.13 55.74 25.72 532.67 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 198.60 151.15 804.48 164.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8443) 03/08/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.16 0.00 3.06 5.39 1.23 68.16 19:14:01 0 24.75 0.00 1.79 4.41 1.14 67.92 19:14:01 1 27.45 0.00 4.86 9.29 1.32 57.07 19:14:01 2 18.59 0.00 3.40 4.84 1.37 71.81 19:14:01 3 17.90 0.00 2.15 3.03 1.07 75.86 19:15:01 all 18.00 0.00 1.25 1.34 0.69 78.71 19:15:01 0 23.40 0.00 1.67 2.55 0.75 71.63 19:15:01 1 17.93 0.00 1.62 2.72 0.72 77.02 19:15:01 2 8.74 0.00 0.57 0.02 0.45 90.22 19:15:01 3 21.91 0.00 1.16 0.12 0.86 75.94 19:16:01 all 40.96 0.00 2.12 1.16 3.08 52.69 19:16:01 0 40.79 0.00 2.77 2.11 3.22 51.12 19:16:01 1 42.23 0.00 1.80 0.80 3.18 51.99 19:16:01 2 45.46 0.00 1.81 0.83 2.88 49.02 19:16:01 3 35.38 0.00 2.07 0.89 3.01 58.65 19:17:01 all 15.80 0.00 0.84 0.53 0.73 82.09 19:17:01 0 5.33 0.00 0.58 1.79 0.55 91.74 19:17:01 1 34.31 0.00 1.23 0.10 1.00 63.36 19:17:01 2 7.73 0.00 0.65 0.20 0.40 91.02 19:17:01 3 15.89 0.00 0.90 0.05 1.01 82.15 Average: all 24.24 0.00 1.81 2.10 1.43 70.41 Average: 0 23.58 0.00 1.70 2.71 1.41 70.59 Average: 1 30.49 0.00 2.38 3.22 1.55 62.36 Average: 2 20.12 0.00 1.61 1.47 1.27 75.53 Average: 3 22.78 0.00 1.57 1.02 1.49 73.14