---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9683 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 7.7G 12G 41% / 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 465 5167 0 2342 7226 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:c5:03:fa brd ff:ff:ff:ff:ff:ff inet 10.32.6.247/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fec5:3fa/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-9683) 09/01/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 137.88 63.69 74.19 4666.69 39382.65 07:07:01 37.93 2.25 35.67 38.77 5119.81 07:08:01 74.99 30.53 44.46 1713.71 9022.36 07:09:01 30.99 0.42 30.57 6.66 6410.66 07:10:01 3.93 0.00 3.93 0.00 978.77 07:11:01 19.19 7.56 11.63 539.95 2646.45 07:12:01 20.17 1.88 18.29 107.41 5694.49 07:13:01 16.13 0.10 16.03 2.93 674.82 Average: 42.66 13.33 29.33 886.22 8748.51 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6077480 7436024 2089940 25.59 32052 1508968 660416 7.17 561580 1372760 47528 07:07:01 5882408 7438588 2285012 27.98 49472 1678640 667424 7.24 567712 1538416 161724 07:08:01 5530780 7363424 2636640 32.28 59088 1933604 763340 8.28 656996 1776784 171384 07:09:01 5493784 7360120 2673636 32.74 62020 1962304 781600 8.48 690368 1777088 19528 07:10:01 5385260 7316788 2782160 34.06 64348 2022860 799524 8.68 735120 1835088 59164 07:11:01 5299024 7398808 2868396 35.12 66436 2186728 697012 7.56 749344 1904384 146504 07:12:01 5303024 7411644 2864396 35.07 68100 2193460 689000 7.48 743820 1904172 7976 07:13:01 5314748 7424976 2852672 34.93 69204 2193788 678372 7.36 740068 1896172 7660 Average: 5535814 7393796 2631606 32.22 58840 1960044 717086 7.78 680626 1750608 77684 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:06:02 ens3 407.42 206.65 1086.45 62.88 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:07:01 ens3 26.39 22.08 603.32 3.28 0.00 0.00 0.00 0.00 07:08:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 74.64 64.51 747.07 15.96 0.00 0.00 0.00 0.00 07:09:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:09:01 ens3 31.86 31.87 406.29 6.56 0.00 0.00 0.00 0.00 07:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:10:01 ens3 51.09 44.81 950.39 7.07 0.00 0.00 0.00 0.00 07:11:01 lo 0.43 0.43 0.05 0.05 0.00 0.00 0.00 0.00 07:11:01 ens3 39.50 32.67 471.37 7.27 0.00 0.00 0.00 0.00 07:12:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:12:01 ens3 61.12 71.68 26.89 675.12 0.00 0.00 0.00 0.00 07:13:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:13:01 ens3 8.10 8.20 5.04 3.68 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 87.64 60.39 536.94 97.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9683) 09/01/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 16.70 0.00 2.79 4.57 1.97 73.98 07:06:02 0 17.85 0.00 2.32 6.54 1.96 71.32 07:06:02 1 13.29 0.00 4.90 5.11 1.55 75.16 07:06:02 2 15.05 0.00 1.93 5.30 2.67 75.05 07:06:02 3 20.57 0.00 2.00 1.34 1.70 74.39 07:07:01 all 13.90 0.00 0.84 1.59 1.16 82.52 07:07:01 0 15.00 0.00 1.20 0.19 1.18 82.43 07:07:01 1 16.96 0.00 0.86 5.86 1.45 74.87 07:07:01 2 17.13 0.00 0.86 0.24 1.53 80.25 07:07:01 3 6.49 0.00 0.46 0.07 0.42 92.56 07:08:01 all 18.12 0.00 1.08 2.30 1.59 76.91 07:08:01 0 6.32 0.00 0.43 1.21 0.87 91.17 07:08:01 1 6.35 0.00 0.91 4.06 1.70 86.98 07:08:01 2 42.45 0.00 2.23 0.50 2.23 52.60 07:08:01 3 17.44 0.00 0.76 3.38 1.59 76.82 07:09:01 all 9.34 0.00 0.52 0.71 1.38 88.04 07:09:01 0 7.72 0.00 0.45 0.00 1.06 90.77 07:09:01 1 7.48 0.00 0.63 2.78 1.26 87.85 07:09:01 2 11.73 0.00 0.51 0.05 1.67 86.03 07:09:01 3 10.42 0.00 0.50 0.05 1.54 87.48 07:10:01 all 4.79 0.00 0.32 0.03 0.73 94.12 07:10:01 0 2.76 0.00 0.37 0.05 0.68 96.14 07:10:01 1 1.83 0.00 0.15 0.08 0.33 97.60 07:10:01 2 9.72 0.00 0.27 0.00 0.97 89.05 07:10:01 3 4.85 0.00 0.47 0.00 0.92 93.77 07:11:01 all 19.65 0.00 0.88 0.70 1.89 76.88 07:11:01 0 15.84 0.00 0.57 0.52 1.91 81.17 07:11:01 1 27.27 0.00 0.75 0.68 1.99 69.31 07:11:01 2 21.61 0.00 1.08 1.03 1.84 74.44 07:11:01 3 13.88 0.00 1.13 0.55 1.84 82.60 07:12:01 all 16.11 0.00 0.84 0.46 0.80 81.79 07:12:01 0 27.81 0.00 1.47 1.08 1.28 68.36 07:12:01 1 26.36 0.00 1.08 0.20 1.00 71.36 07:12:01 2 2.99 0.00 0.38 0.52 0.53 95.57 07:12:01 3 7.32 0.00 0.42 0.03 0.38 91.85 07:13:01 all 13.09 0.00 0.64 0.45 0.60 85.22 07:13:01 0 4.08 0.00 0.43 0.46 0.28 94.75 07:13:01 1 2.92 0.00 0.30 0.43 0.48 95.86 07:13:01 2 10.70 0.00 1.00 0.63 0.43 87.23 07:13:01 3 34.79 0.00 0.82 0.27 1.20 62.93 Average: all 13.97 0.00 0.99 1.35 1.27 82.42 Average: 0 12.16 0.00 0.90 1.26 1.15 84.52 Average: 1 12.80 0.00 1.20 2.40 1.22 82.39 Average: 2 16.42 0.00 1.03 1.04 1.49 80.02 Average: 3 14.49 0.00 0.82 0.71 1.20 82.77