---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8871 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 777 13014 0 2247 14948 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:77:60:86 brd ff:ff:ff:ff:ff:ff inet 10.30.106.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe77:6086/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8871) 07/11/26 _x86_64_ (4 CPU) 10:55:03 LINUX RESTART (4 CPU) 10:56:01 tps rtps wtps bread/s bwrtn/s 10:57:01 138.92 11.30 127.62 259.65 22821.86 10:58:01 2.92 0.00 2.92 0.00 209.30 10:59:01 20.28 5.97 14.31 166.91 2367.74 Average: 54.04 5.75 48.29 142.19 8467.10 10:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:57:01 13249824 15140464 3175144 19.33 72736 2006440 1360224 7.78 1095228 1840992 4728 10:58:01 13249864 15140420 3175104 19.33 72792 2006444 1360224 7.78 1095136 1840992 140 10:59:01 13409444 15375976 3015524 18.36 74620 2078552 840304 4.81 900896 1875060 2980 Average: 13303044 15218953 3121924 19.01 73383 2030479 1186917 6.79 1030420 1852348 2616 10:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:57:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 10:57:01 ens3 243.14 166.94 2345.18 36.95 0.00 0.00 0.00 0.00 10:58:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:58:01 ens3 0.30 0.22 0.07 0.15 0.00 0.00 0.00 0.00 10:59:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:59:01 ens3 457.11 280.44 1166.28 121.80 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 233.51 149.20 1170.58 52.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8871) 07/11/26 _x86_64_ (4 CPU) 10:55:03 LINUX RESTART (4 CPU) 10:56:01 CPU %user %nice %system %iowait %steal %idle 10:57:01 all 17.32 0.00 1.13 0.90 0.04 80.61 10:57:01 0 11.28 0.00 1.17 1.70 0.03 85.82 10:57:01 1 15.16 0.00 0.50 0.12 0.05 84.18 10:57:01 2 10.07 0.00 0.92 1.04 0.05 87.93 10:57:01 3 32.77 0.00 1.95 0.75 0.05 64.47 10:58:01 all 0.04 0.00 0.01 0.03 0.02 99.91 10:58:01 0 0.07 0.00 0.00 0.05 0.03 99.85 10:58:01 1 0.02 0.00 0.00 0.00 0.00 99.98 10:58:01 2 0.05 0.00 0.03 0.08 0.03 99.80 10:58:01 3 0.02 0.00 0.00 0.00 0.00 99.98 10:59:01 all 14.67 0.00 0.51 0.05 0.03 84.74 10:59:01 0 16.15 0.00 0.28 0.00 0.03 83.54 10:59:01 1 10.11 0.00 0.67 0.13 0.02 89.08 10:59:01 2 15.83 0.00 0.64 0.03 0.05 83.45 10:59:01 3 16.61 0.00 0.45 0.05 0.03 82.86 Average: all 10.67 0.00 0.55 0.33 0.03 88.42 Average: 0 9.16 0.00 0.48 0.58 0.03 89.74 Average: 1 8.43 0.00 0.39 0.08 0.02 91.08 Average: 2 8.65 0.00 0.53 0.38 0.04 90.39 Average: 3 16.45 0.00 0.80 0.27 0.03 82.45