---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8081 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 7.7G 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 466 5264 0 2245 7227 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:c3:70:30 brd ff:ff:ff:ff:ff:ff inet 10.32.7.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fec3:7030/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8081) 08/11/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 165.08 85.55 79.52 4948.22 39914.98 19:15:01 56.91 0.17 56.74 20.80 9591.87 19:16:01 83.55 18.58 64.97 687.35 11834.16 19:17:01 17.63 1.42 16.21 94.65 3723.25 19:18:01 22.21 0.10 22.11 2.93 2115.03 Average: 69.08 21.17 47.91 1150.88 13436.36 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6076256 7452936 2091164 25.60 35084 1522908 663328 7.20 547864 1385936 61512 19:15:01 5722176 7395640 2445244 29.94 54556 1785408 713384 7.74 620560 1636080 144972 19:16:01 5476608 7452304 2690812 32.95 63308 2068808 632872 6.87 646676 1836356 100396 19:17:01 5432368 7421868 2735052 33.49 65284 2080036 672692 7.30 685456 1840072 28268 19:18:01 5389128 7399872 2778292 34.02 71488 2093672 681676 7.40 734008 1831936 41480 Average: 5619307 7424524 2548113 31.20 57944 1910166 672790 7.30 646913 1706076 75326 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:14:01 ens3 415.21 224.51 1143.27 64.55 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 36.06 31.51 776.13 4.53 0.00 0.00 0.00 0.00 19:16:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 317.58 283.49 1739.84 62.30 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 51.91 49.89 25.44 520.13 0.00 0.00 0.00 0.00 19:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:18:01 ens3 20.39 19.56 266.26 6.67 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 168.23 121.79 790.18 131.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8081) 08/11/26 _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 19.82 0.00 2.68 5.52 1.81 70.17 19:14:01 0 13.54 0.00 1.75 2.55 1.38 80.79 19:14:01 1 10.76 0.00 1.47 5.69 1.77 80.30 19:14:01 2 18.31 0.00 2.47 8.78 1.95 68.49 19:14:01 3 36.80 0.00 5.05 5.05 2.14 50.96 19:15:01 all 19.51 0.00 1.17 1.88 1.39 76.05 19:15:01 0 11.73 0.00 0.83 0.23 1.08 86.13 19:15:01 1 27.61 0.00 1.82 0.28 1.64 68.65 19:15:01 2 8.65 0.00 0.98 6.78 1.34 82.26 19:15:01 3 30.11 0.00 1.07 0.22 1.51 67.09 19:16:01 all 40.29 0.00 2.18 2.01 4.11 51.40 19:16:01 0 38.77 0.00 1.42 1.26 4.09 54.46 19:16:01 1 40.88 0.00 2.32 1.58 3.87 51.36 19:16:01 2 45.29 0.00 3.13 3.64 4.39 43.54 19:16:01 3 36.20 0.00 1.87 1.56 4.10 56.26 19:17:01 all 16.76 0.00 0.79 5.00 1.12 76.33 19:17:01 0 14.35 0.00 0.40 0.20 0.96 84.08 19:17:01 1 36.93 0.00 1.45 0.15 1.64 59.83 19:17:01 2 2.32 0.00 0.58 19.51 0.75 76.84 19:17:01 3 13.47 0.00 0.71 0.12 1.15 84.55 19:18:01 all 19.76 0.00 0.89 1.25 1.15 76.96 19:18:01 0 14.63 0.00 0.57 0.27 0.83 83.70 19:18:01 1 28.13 0.00 1.36 0.15 1.36 69.00 19:18:01 2 23.41 0.00 0.73 4.55 1.62 69.69 19:18:01 3 12.84 0.00 0.93 0.02 0.75 85.46 Average: all 23.23 0.00 1.54 3.13 1.92 70.18 Average: 0 18.62 0.00 0.99 0.90 1.67 77.82 Average: 1 28.85 0.00 1.68 1.57 2.06 65.84 Average: 2 19.60 0.00 1.58 8.65 2.01 68.17 Average: 3 25.87 0.00 1.92 1.39 1.93 68.88