---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4944 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 7.8G 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 5061 0 2447 7222 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:01:98:66 brd ff:ff:ff:ff:ff:ff inet 10.32.6.157/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe01:9866/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4944) 07/04/26 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:02 tps rtps wtps bread/s bwrtn/s 05:16:01 150.48 67.48 83.00 4351.53 41317.90 05:17:01 63.13 5.55 57.58 171.41 10326.56 05:18:01 61.62 24.75 36.88 1491.88 9096.48 05:19:01 19.36 10.28 9.08 778.00 3591.00 05:20:01 24.83 1.52 23.31 102.38 7231.46 Average: 63.60 21.76 41.83 1369.06 14222.25 05:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6007160 7429924 2160260 26.45 36712 1565792 692392 7.51 567912 1429008 84384 05:17:01 5735204 7460324 2432216 29.78 57156 1829388 801824 8.70 541860 1688308 157756 05:18:01 5407024 7289648 2760396 33.80 62192 1977852 812748 8.82 750548 1799864 8008 05:19:01 4311352 6313836 3856068 47.21 64440 2091492 1636932 17.76 1760556 1871868 616 05:20:01 5144292 7360716 3023128 37.01 69700 2295756 722980 7.84 781308 2013620 35044 Average: 5321006 7170890 2846414 34.85 58040 1952056 933375 10.13 880437 1760534 57162 05:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 450.01 231.37 1478.62 67.21 0.00 0.00 0.00 0.00 05:16:01 lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 63.08 50.30 555.70 9.47 0.00 0.00 0.00 0.00 05:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:18:01 ens3 115.43 107.70 1672.54 16.72 0.00 0.00 0.00 0.00 05:18:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 05:19:01 ens3 121.68 115.20 1444.70 13.60 0.00 0.00 0.00 0.00 05:19:01 lo 86.95 86.95 32.16 32.16 0.00 0.00 0.00 0.00 05:20:01 ens3 130.58 120.20 1257.17 21.05 0.00 0.00 0.00 0.00 05:20:01 lo 36.36 36.36 4.43 4.43 0.00 0.00 0.00 0.00 Average: ens3 175.24 124.59 1281.07 25.47 0.00 0.00 0.00 0.00 Average: lo 25.32 25.32 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4944) 07/04/26 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:02 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.59 0.00 2.84 5.19 1.61 68.76 05:16:01 0 25.35 0.00 2.36 5.12 1.75 65.44 05:16:01 1 26.94 0.00 2.44 4.52 1.58 64.53 05:16:01 2 12.65 0.00 4.94 7.30 1.49 73.63 05:16:01 3 21.47 0.00 1.61 3.80 1.66 71.46 05:17:01 all 20.87 0.00 1.19 1.78 0.75 75.41 05:17:01 0 43.42 0.00 2.65 0.68 1.23 52.01 05:17:01 1 10.42 0.00 1.10 6.22 0.37 81.89 05:17:01 2 24.47 0.00 0.87 0.10 0.88 73.68 05:17:01 3 5.10 0.00 0.15 0.08 0.50 94.16 05:18:01 all 13.27 0.00 0.88 1.41 0.95 83.50 05:18:01 0 18.31 0.00 1.03 0.37 0.87 79.43 05:18:01 1 13.13 0.00 0.89 1.66 1.19 83.14 05:18:01 2 13.81 0.00 0.75 0.08 0.82 84.54 05:18:01 3 7.81 0.00 0.85 3.52 0.92 86.90 05:19:01 all 49.28 0.00 1.46 0.44 2.89 45.94 05:19:01 0 48.80 0.00 1.77 0.70 3.18 45.55 05:19:01 1 43.85 0.00 1.58 0.40 2.93 51.24 05:19:01 2 54.75 0.00 0.92 0.22 2.64 41.48 05:19:01 3 49.72 0.00 1.54 0.45 2.79 45.49 05:20:01 all 26.55 0.00 1.35 0.66 1.09 70.35 05:20:01 0 17.94 0.00 1.66 0.20 0.95 79.25 05:20:01 1 15.61 0.00 1.10 2.25 0.82 80.22 05:20:01 2 14.49 0.00 0.67 0.05 0.82 83.97 05:20:01 3 58.15 0.00 1.97 0.13 1.77 37.99 Average: all 26.33 0.00 1.54 1.88 1.46 68.79 Average: 0 30.77 0.00 1.89 1.40 1.59 64.34 Average: 1 21.99 0.00 1.42 3.01 1.38 72.21 Average: 2 24.06 0.00 1.62 1.54 1.33 71.46 Average: 3 28.48 0.00 1.22 1.59 1.53 67.18