---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4745 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: 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 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 600 12564 0 2875 15111 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:b4:80:f7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.61/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:feb4:80f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4745) 07/03/26 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 124.98 11.37 113.61 310.32 34066.90 03:07:01 117.93 4.62 113.31 129.98 37630.00 03:08:01 16.26 5.17 11.10 400.07 7166.67 03:09:01 44.04 6.03 38.01 144.64 4845.06 Average: 75.60 6.78 68.82 245.98 20872.19 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13764536 15568456 2660432 16.20 71088 1924104 788164 4.51 655300 1772960 247068 03:07:01 12959028 14958752 3465940 21.10 85696 2095584 1388800 7.95 1291140 1920656 16832 03:08:01 12065788 14094368 4359180 26.54 86932 2122168 2232752 12.78 2182464 1918820 7776 03:09:01 12863408 15468004 3561560 21.68 92384 2683996 869176 4.97 1023368 2266808 473992 Average: 12913190 15022395 3511778 21.38 84025 2206463 1319723 7.55 1288068 1969811 186417 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 153.18 103.29 1697.65 16.91 0.00 0.00 0.00 0.00 03:06:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 361.84 307.87 2601.67 67.52 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1617.36 1058.82 419.35 428.58 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 459.42 332.58 781.85 1819.81 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 650.02 452.09 1373.78 585.57 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4745) 07/03/26 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.37 0.00 1.30 2.79 0.06 80.48 03:06:01 0 12.17 0.00 1.00 3.38 0.07 83.38 03:06:01 1 23.39 0.00 1.34 0.70 0.05 74.52 03:06:01 2 4.43 0.00 0.81 4.99 0.03 89.74 03:06:01 3 21.55 0.00 2.01 2.09 0.07 74.29 03:07:01 all 24.74 0.00 1.64 1.05 0.09 72.49 03:07:01 0 20.55 0.00 2.05 1.49 0.10 75.81 03:07:01 1 26.97 0.00 1.68 0.18 0.10 71.07 03:07:01 2 25.74 0.00 1.35 1.10 0.08 71.72 03:07:01 3 25.66 0.00 1.50 1.45 0.08 71.30 03:08:01 all 35.78 0.00 5.23 0.20 0.07 58.73 03:08:01 0 24.53 0.00 9.07 0.07 0.08 66.25 03:08:01 1 28.04 0.00 2.93 0.02 0.07 68.94 03:08:01 2 37.73 0.00 1.29 0.67 0.07 60.24 03:08:01 3 52.79 0.00 7.59 0.00 0.07 39.56 03:09:01 all 36.29 0.00 2.05 0.17 0.08 61.41 03:09:01 0 25.18 0.00 2.02 0.02 0.07 72.72 03:09:01 1 48.28 0.00 2.13 0.17 0.08 49.35 03:09:01 2 30.04 0.00 1.89 0.45 0.08 67.53 03:09:01 3 41.68 0.00 2.14 0.07 0.08 56.03 Average: all 28.09 0.00 2.56 1.04 0.07 68.23 Average: 0 20.64 0.00 3.55 1.23 0.08 74.50 Average: 1 31.70 0.00 2.02 0.26 0.08 65.94 Average: 2 24.55 0.00 1.34 1.79 0.07 72.25 Average: 3 35.48 0.00 3.31 0.90 0.08 60.23