---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2753 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 7.6G 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 484 5235 0 2255 7207 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:bb:c4:dd brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:febb:c4dd/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-2753) 06/06/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 152.01 66.79 85.22 4280.09 40902.00 12:49:01 64.35 6.64 57.70 199.83 10375.73 12:50:01 105.48 33.26 72.22 2031.66 9145.01 12:51:01 30.22 3.48 26.73 135.33 5197.20 Average: 88.11 27.63 60.48 1667.91 16430.68 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5948752 7384048 2218660 27.16 37260 1577984 724744 7.86 616036 1438332 89456 12:49:01 5739320 7471056 2428092 29.73 57296 1836280 603092 6.54 531960 1695284 151780 12:50:01 5191696 7093084 2975716 36.43 65988 1990608 965536 10.48 986604 1772488 6992 12:51:01 5366452 7384048 2800960 34.29 69048 2102720 686600 7.45 759980 1824344 8264 Average: 5561555 7333059 2605857 31.91 57398 1876898 744993 8.08 723645 1682612 64123 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 454.82 264.32 1541.70 69.71 0.00 0.00 0.00 0.00 12:48:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 56.77 47.82 520.94 9.37 0.00 0.00 0.00 0.00 12:49:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 340.28 382.17 1572.95 65.78 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 62.35 66.83 45.72 602.40 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 229.28 190.89 922.04 187.54 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2753) 06/06/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.14 0.00 2.74 5.24 1.78 68.10 12:48:02 0 21.01 0.00 1.44 4.11 1.74 71.69 12:48:02 1 12.55 0.00 4.75 3.52 1.53 77.64 12:48:02 2 37.78 0.00 2.94 3.96 2.29 53.03 12:48:02 3 17.21 0.00 1.82 9.35 1.55 70.08 12:49:01 all 21.19 0.00 1.52 1.70 1.15 74.43 12:49:01 0 4.27 0.00 0.63 4.07 0.64 90.39 12:49:01 1 14.97 0.00 1.20 0.07 1.05 82.72 12:49:01 2 50.52 0.00 2.67 0.59 2.20 44.03 12:49:01 3 14.99 0.00 1.58 2.08 0.73 80.62 12:50:01 all 45.80 0.00 2.71 1.61 3.47 46.41 12:50:01 0 41.22 0.00 2.88 1.42 3.04 51.44 12:50:01 1 45.39 0.00 2.38 0.63 3.75 47.86 12:50:01 2 49.88 0.00 1.99 0.70 3.27 44.17 12:50:01 3 46.71 0.00 3.61 3.69 3.84 42.16 12:51:01 all 20.86 0.00 1.07 0.87 0.91 76.29 12:51:01 0 6.11 0.00 0.68 2.01 0.42 90.78 12:51:01 1 15.03 0.00 0.66 0.23 1.10 82.98 12:51:01 2 27.57 0.00 0.97 0.15 0.87 70.45 12:51:01 3 34.80 0.00 2.00 1.07 1.25 60.88 Average: all 27.55 0.00 2.01 2.36 1.83 66.25 Average: 0 18.24 0.00 1.41 2.90 1.47 75.98 Average: 1 22.06 0.00 2.25 1.11 1.86 72.72 Average: 2 41.42 0.00 2.14 1.35 2.16 52.93 Average: 3 28.51 0.00 2.25 4.05 1.85 63.33