---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4966 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 676 13090 0 2272 15048 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:00:62:19 brd ff:ff:ff:ff:ff:ff inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe00:6219/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4966) 08/08/26 _x86_64_ (4 CPU) 06:20:22 LINUX RESTART (4 CPU) 06:21:01 tps rtps wtps bread/s bwrtn/s 06:22:01 159.34 17.63 141.71 714.68 24510.31 06:23:01 46.49 0.30 46.19 8.53 7401.70 06:24:01 5.73 2.45 3.28 71.45 790.27 Average: 70.52 6.79 63.73 264.89 10900.76 06:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:01 12672000 14629000 3752968 22.85 74412 2069004 1791664 10.25 1617004 1888692 202660 06:23:01 11972316 13944900 4452652 27.11 75816 2082384 2318656 13.27 2313224 1889424 3292 06:24:01 13454792 15446168 2970176 18.08 76104 2100684 840236 4.81 827648 1896416 2596 Average: 12699703 14673356 3725265 22.68 75444 2084024 1650185 9.44 1585959 1891511 69516 06:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 06:22:01 ens3 269.76 212.55 3840.79 36.42 0.00 0.00 0.00 0.00 06:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:23:01 ens3 62.94 55.34 83.26 19.16 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 ens3 231.38 167.56 374.76 84.22 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 188.02 145.15 1432.94 46.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4966) 08/08/26 _x86_64_ (4 CPU) 06:20:22 LINUX RESTART (4 CPU) 06:21:01 CPU %user %nice %system %iowait %steal %idle 06:22:01 all 34.07 0.00 1.94 1.36 0.07 62.56 06:22:01 0 65.84 0.00 3.45 1.32 0.12 29.27 06:22:01 1 22.75 0.00 1.14 3.03 0.07 73.01 06:22:01 2 24.77 0.00 1.68 0.91 0.05 72.60 06:22:01 3 22.82 0.00 1.47 0.20 0.07 75.45 06:23:01 all 40.44 0.00 0.74 0.17 0.06 58.59 06:23:01 0 24.45 0.00 0.48 0.02 0.05 75.00 06:23:01 1 51.77 0.00 0.90 0.02 0.05 47.26 06:23:01 2 16.51 0.00 0.71 0.63 0.05 82.10 06:23:01 3 69.29 0.00 0.88 0.02 0.08 29.73 06:24:01 all 25.68 0.00 0.61 0.03 0.05 73.64 06:24:01 0 9.60 0.00 0.57 0.02 0.03 89.78 06:24:01 1 24.15 0.00 0.33 0.00 0.05 75.46 06:24:01 2 13.81 0.00 0.73 0.12 0.03 85.31 06:24:01 3 55.12 0.00 0.77 0.00 0.08 44.03 Average: all 33.40 0.00 1.09 0.52 0.06 64.93 Average: 0 33.30 0.00 1.50 0.45 0.07 64.68 Average: 1 32.90 0.00 0.79 1.01 0.06 65.25 Average: 2 18.34 0.00 1.04 0.55 0.04 80.03 Average: 3 49.08 0.00 1.04 0.07 0.08 49.73