---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2814 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 7.6G 12G 40% / 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 478 5353 0 2144 7218 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:2e:5a:5b brd ff:ff:ff:ff:ff:ff inet 10.32.6.87/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe2e:5a5b/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-2814) 09/04/25 _x86_64_ (4 CPU) 12:47:03 LINUX RESTART (4 CPU) 12:48:01 tps rtps wtps bread/s bwrtn/s 12:49:01 46.43 2.30 44.13 47.86 6607.30 12:50:01 98.93 35.60 63.33 2083.17 10475.84 12:51:01 28.38 3.08 25.30 87.85 5075.02 12:52:01 19.98 0.35 19.63 33.73 1330.31 Average: 48.43 10.34 38.10 563.22 5872.31 12:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5874612 7441004 2292808 28.07 50724 1685788 651600 7.07 563312 1545460 132440 12:50:01 5307820 7083688 2859600 35.01 60764 1875832 1037560 11.26 952560 1701160 10452 12:51:01 5453960 7360428 2713460 33.22 63804 2001692 710592 7.71 776368 1731356 26640 12:52:01 5493196 7401604 2674224 32.74 65504 2001716 681420 7.39 738924 1729160 10180 Average: 5532397 7321681 2635023 32.26 60199 1891257 770293 8.36 757791 1676784 44928 12:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 ens3 52.82 37.33 694.39 4.69 0.00 0.00 0.00 0.00 12:49:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 215.46 208.88 1155.69 43.11 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 118.28 132.14 317.91 606.96 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:52:01 ens3 11.38 11.50 8.77 5.54 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 99.49 97.47 544.22 165.07 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2814) 09/04/25 _x86_64_ (4 CPU) 12:47:03 LINUX RESTART (4 CPU) 12:48:01 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 19.18 0.00 1.23 2.38 2.17 75.04 12:49:01 0 51.17 0.00 2.84 0.92 3.50 41.57 12:49:01 1 14.88 0.00 0.92 0.56 2.22 81.42 12:49:01 2 7.38 0.00 0.77 4.14 2.31 85.40 12:49:01 3 3.30 0.00 0.38 3.93 0.65 91.73 12:50:01 all 32.92 0.00 2.05 2.96 6.28 55.79 12:50:01 0 35.05 0.00 2.04 2.67 6.59 53.65 12:50:01 1 43.19 0.00 2.42 2.24 6.85 45.30 12:50:01 2 29.74 0.00 2.24 4.54 6.89 56.60 12:50:01 3 23.63 0.00 1.49 2.36 4.77 67.74 12:51:01 all 25.48 0.00 1.29 1.15 3.66 68.41 12:51:01 0 17.66 0.00 1.29 0.28 3.42 77.35 12:51:01 1 30.86 0.00 1.46 1.62 3.48 62.58 12:51:01 2 19.22 0.00 1.46 1.69 3.15 74.48 12:51:01 3 34.13 0.00 0.97 1.04 4.58 59.28 12:52:01 all 19.87 0.00 0.93 1.33 2.22 75.65 12:52:01 0 26.54 0.00 1.27 0.31 3.74 68.14 12:52:01 1 5.91 0.00 0.74 3.95 1.66 87.73 12:52:01 2 41.88 0.00 1.29 0.43 2.40 54.00 12:52:01 3 5.05 0.00 0.40 0.61 1.09 92.85 Average: all 24.39 0.00 1.38 1.96 3.59 68.69 Average: 0 32.56 0.00 1.86 1.05 4.31 60.23 Average: 1 23.78 0.00 1.39 2.09 3.56 69.17 Average: 2 24.53 0.00 1.44 2.71 3.70 67.62 Average: 3 16.64 0.00 0.81 1.98 2.79 77.78