---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5926 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 9.0G 69G 12% / 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 556 12613 0 2870 15155 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:5f:05:d4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.133/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe5f:5d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5926) 06/02/26 _x86_64_ (4 CPU) 03:05:03 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 136.13 11.68 124.45 303.68 22465.72 03:08:01 52.19 3.77 48.43 106.78 7437.96 03:09:01 22.20 6.30 15.90 437.13 1820.23 Average: 70.17 7.25 62.92 282.53 10574.64 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13520512 15344132 2904456 17.68 78048 1934056 1221880 6.99 890356 1771740 17556 03:08:01 12766472 14766536 3658496 22.27 85732 2095656 1512020 8.65 1485392 1918712 1400 03:09:01 12472312 14636684 3952656 24.06 88880 2252384 1538300 8.80 1685912 2001768 101032 Average: 12919765 14915784 3505203 21.34 84220 2094032 1424067 8.15 1353887 1897407 39996 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 179.70 161.74 1175.37 40.53 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 513.08 363.09 2437.91 103.65 0.00 0.00 0.00 0.00 03:09:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 1257.31 746.14 846.59 309.76 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 650.03 423.66 1486.62 151.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5926) 06/02/26 _x86_64_ (4 CPU) 03:05:03 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 17.04 0.00 1.55 1.60 0.07 79.75 03:07:01 0 16.71 0.00 1.40 1.70 0.08 80.10 03:07:01 1 12.50 0.00 1.49 3.44 0.05 82.52 03:07:01 2 23.97 0.00 1.39 0.79 0.08 73.77 03:07:01 3 14.96 0.00 1.91 0.47 0.08 82.58 03:08:01 all 36.33 0.00 2.03 0.13 0.10 61.42 03:08:01 0 17.77 0.00 2.28 0.18 0.08 79.68 03:08:01 1 34.27 0.00 0.94 0.20 0.08 64.51 03:08:01 2 61.03 0.00 3.01 0.12 0.13 35.71 03:08:01 3 32.24 0.00 1.89 0.00 0.08 65.79 03:09:01 all 46.24 0.00 4.67 0.07 0.10 48.92 03:09:01 0 44.58 0.00 2.60 0.02 0.10 52.71 03:09:01 1 44.23 0.00 4.99 0.10 0.10 50.58 03:09:01 2 44.67 0.00 4.99 0.08 0.10 50.16 03:09:01 3 51.50 0.00 6.07 0.08 0.10 42.25 Average: all 33.19 0.00 2.75 0.60 0.09 63.37 Average: 0 26.34 0.00 2.09 0.64 0.09 70.84 Average: 1 30.31 0.00 2.47 1.25 0.08 65.89 Average: 2 43.22 0.00 3.13 0.33 0.11 53.21 Average: 3 32.90 0.00 3.29 0.18 0.09 63.54