---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14703 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 475 5276 0 2223 7218 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:19:10:1d brd ff:ff:ff:ff:ff:ff inet 10.32.7.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe19:101d/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-14703) 10/09/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 158.49 56.91 101.58 3646.86 42825.81 19:15:01 120.93 25.49 95.44 1292.66 17171.87 19:16:01 30.88 1.53 29.35 101.58 5105.55 Average: 103.33 27.99 75.34 1682.53 21726.38 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5919272 7453400 2248148 27.53 49092 1657016 658808 7.15 534508 1533736 166144 19:15:01 5468780 7443116 2698640 33.04 63416 2066956 640084 6.95 641684 1845152 106240 19:16:01 5428704 7418500 2738716 33.53 66512 2078556 654700 7.10 694000 1830556 10552 Average: 5605585 7438339 2561835 31.37 59673 1934176 651197 7.07 623397 1736481 94312 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:14:02 ens3 346.28 230.86 1631.63 66.10 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 343.47 319.59 2084.77 71.97 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 60.47 62.84 30.68 528.91 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 249.55 203.79 1244.36 223.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14703) 10/09/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.62 0.00 2.35 5.01 0.08 71.94 19:14:02 0 11.59 0.00 1.20 2.07 0.05 85.09 19:14:02 1 41.67 0.00 2.92 3.80 0.12 51.49 19:14:02 2 14.00 0.00 1.57 2.31 0.08 82.03 19:14:02 3 15.27 0.00 3.70 11.89 0.08 69.06 19:15:01 all 35.06 0.00 1.97 1.90 0.13 60.95 19:15:01 0 57.23 0.00 2.59 0.42 0.17 39.59 19:15:01 1 26.64 0.00 1.45 0.89 0.12 70.90 19:15:01 2 33.50 0.00 1.73 0.73 0.12 63.92 19:15:01 3 22.72 0.00 2.13 5.53 0.10 69.51 19:16:01 all 20.57 0.00 1.07 1.01 0.06 77.28 19:16:01 0 21.49 0.00 0.98 0.03 0.05 77.44 19:16:01 1 30.76 0.00 1.14 0.10 0.08 67.92 19:16:01 2 5.72 0.00 0.75 0.52 0.05 92.96 19:16:01 3 24.30 0.00 1.44 3.40 0.08 70.78 Average: all 25.36 0.00 1.80 2.64 0.09 70.11 Average: 0 29.97 0.00 1.59 0.84 0.09 67.51 Average: 1 33.06 0.00 1.84 1.60 0.11 63.39 Average: 2 17.66 0.00 1.35 1.19 0.08 79.72 Average: 3 20.76 0.00 2.42 6.94 0.09 69.79