---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14881 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 7.7G 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 471 5185 0 2319 7220 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:75:5e:2a brd ff:ff:ff:ff:ff:ff inet 10.32.7.213/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fe75:5e2a/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-14881) 10/11/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 142.95 55.36 87.59 3626.26 25565.23 12:49:01 139.88 41.83 98.05 2699.95 16715.35 12:50:01 38.53 5.60 32.93 211.03 6227.23 Average: 107.12 34.26 72.86 2179.16 16169.79 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5877384 7458556 2290036 28.04 49740 1701656 646008 7.01 528260 1579144 199800 12:49:01 5150700 7094928 3016720 36.94 65244 2034424 1146832 12.44 954048 1848656 15548 12:50:01 5346096 7431160 2821324 34.54 69472 2168504 651280 7.07 721380 1882816 9720 Average: 5458060 7328215 2709360 33.17 61485 1968195 814707 8.84 734563 1770205 75023 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:01 ens3 359.08 238.89 1821.03 67.31 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 307.38 335.88 2013.87 71.47 0.00 0.00 0.00 0.00 12:50:01 lo 1.83 1.83 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 143.33 137.33 315.85 623.35 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 269.93 237.36 1383.61 254.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14881) 10/11/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.88 0.00 1.99 4.01 0.08 72.04 12:48:01 0 31.93 0.00 2.21 1.16 0.08 64.62 12:48:01 1 18.12 0.00 2.28 6.28 0.08 73.23 12:48:01 2 18.85 0.00 1.69 6.97 0.07 72.42 12:48:01 3 18.64 0.00 1.81 1.61 0.08 77.86 12:49:01 all 33.74 0.00 2.15 2.52 0.13 61.45 12:49:01 0 25.78 0.00 2.48 3.31 0.12 68.31 12:49:01 1 26.50 0.00 1.89 2.59 0.10 68.93 12:49:01 2 29.58 0.00 1.44 2.07 0.12 66.79 12:49:01 3 53.20 0.00 2.81 2.11 0.17 41.71 12:50:01 all 25.33 0.00 1.36 0.95 0.08 72.28 12:50:01 0 44.00 0.00 1.95 0.78 0.10 53.16 12:50:01 1 15.86 0.00 1.25 2.29 0.07 80.53 12:50:01 2 15.50 0.00 1.17 0.62 0.07 82.65 12:50:01 3 25.92 0.00 1.09 0.13 0.08 72.77 Average: all 26.98 0.00 1.84 2.49 0.09 68.59 Average: 0 33.90 0.00 2.21 1.75 0.10 62.04 Average: 1 20.16 0.00 1.81 3.72 0.08 74.23 Average: 2 21.30 0.00 1.43 3.22 0.08 73.96 Average: 3 32.56 0.00 1.90 1.28 0.11 64.16