---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14731 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 7.9G 12G 41% / 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 466 5043 0 2466 7223 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:c9:87:5a brd ff:ff:ff:ff:ff:ff inet 10.32.7.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fec9:875a/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-14731) 10/10/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 151.71 55.46 96.25 3626.33 41412.58 02:59:01 92.50 19.00 73.50 847.19 16644.29 03:00:02 12.61 0.00 12.61 0.00 612.30 03:01:01 59.79 0.98 58.80 83.24 12700.90 Average: 79.23 18.93 60.30 1143.61 17864.03 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5886688 7444552 2280724 27.92 49220 1679552 663440 7.20 545772 1552956 193644 02:59:01 5382216 7242188 2785196 34.10 59692 1959752 892028 9.68 765728 1815432 5128 03:00:02 5315708 7204960 2851704 34.92 62200 1984936 900008 9.77 803968 1838540 22028 03:01:01 5205760 7437232 2961652 36.26 68196 2313792 637152 6.91 613760 2125616 25936 Average: 5447593 7332233 2719819 33.30 59827 1984508 773157 8.39 682307 1833136 61684 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 369.84 236.71 1590.90 65.91 0.00 0.00 0.00 0.00 02:58:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 02:59:01 ens3 151.02 135.03 2075.92 26.72 0.00 0.00 0.00 0.00 02:59:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 03:00:02 ens3 134.64 161.96 389.37 26.44 0.00 0.00 0.00 0.00 03:00:02 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 477.16 402.15 3744.66 75.40 0.00 0.00 0.00 0.00 03:01:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 282.35 233.26 1942.71 48.50 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14731) 10/10/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.38 0.00 1.93 4.69 0.07 71.93 02:58:01 0 43.37 0.00 3.07 3.10 0.12 50.34 02:58:01 1 16.06 0.00 1.51 2.61 0.05 79.77 02:58:01 2 12.47 0.00 1.84 9.96 0.05 75.68 02:58:01 3 13.55 0.00 1.29 3.11 0.03 82.01 02:59:01 all 17.44 0.00 1.01 2.32 0.06 79.17 02:59:01 0 10.84 0.00 0.84 3.01 0.05 85.27 02:59:01 1 16.98 0.00 1.02 0.94 0.07 80.99 02:59:01 2 34.15 0.00 1.54 2.39 0.10 61.82 02:59:01 3 7.79 0.00 0.62 2.96 0.03 88.60 03:00:02 all 5.49 0.00 0.35 0.03 0.03 94.09 03:00:02 0 6.35 0.00 0.69 0.08 0.03 92.85 03:00:02 1 5.01 0.00 0.47 0.00 0.02 94.50 03:00:02 2 6.05 0.00 0.17 0.00 0.03 93.75 03:00:02 3 4.59 0.00 0.12 0.03 0.03 95.23 03:01:01 all 21.03 0.00 1.63 0.95 0.08 76.32 03:01:01 0 8.06 0.00 1.24 2.95 0.07 87.69 03:01:01 1 49.03 0.00 1.65 0.12 0.12 49.08 03:01:01 2 13.61 0.00 1.50 0.49 0.09 84.31 03:01:01 3 13.43 0.00 2.14 0.20 0.07 84.16 Average: all 16.31 0.00 1.23 2.00 0.06 80.40 Average: 0 17.20 0.00 1.46 2.28 0.07 78.99 Average: 1 21.65 0.00 1.16 0.92 0.06 76.21 Average: 2 16.58 0.00 1.26 3.22 0.07 78.87 Average: 3 9.82 0.00 1.04 1.58 0.04 87.52