---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-438 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: 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 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 481 5311 0 2183 7214 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:aa:bf:22 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:feaa:bf22/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-438) 05/09/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 160.49 74.74 85.75 4553.37 40901.07 12:49:01 86.40 30.07 56.33 1701.83 8954.22 12:50:01 68.39 8.87 59.52 510.85 7278.65 12:51:01 28.20 3.47 24.73 132.00 5000.67 Average: 85.87 29.29 56.59 1724.58 15533.82 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5958928 7389176 2208492 27.04 37244 1573288 720124 7.81 613712 1432324 89156 12:49:01 5601136 7308560 2566284 31.42 57816 1813616 800416 8.69 713304 1657816 101028 12:50:01 5486656 7418792 2680764 32.82 65024 2024880 664620 7.21 719056 1754244 113684 12:51:01 5508292 7455248 2659128 32.56 67432 2036636 620848 6.74 691656 1758324 8688 Average: 5638753 7392944 2528667 30.96 56879 1862105 701502 7.61 684432 1650677 78139 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 392.87 218.58 1581.47 64.68 0.00 0.00 0.00 0.00 12:48:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 84.06 81.44 474.67 20.48 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 291.42 344.46 1523.95 57.25 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 54.30 66.62 30.32 610.90 0.00 0.00 0.00 0.00 12:51:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 205.66 177.77 902.62 188.30 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-438) 05/09/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.80 0.00 2.54 5.24 2.35 69.07 12:48:01 0 26.77 0.00 1.74 3.64 2.11 65.74 12:48:01 1 26.81 0.00 1.94 5.64 2.57 63.03 12:48:01 2 11.99 0.00 4.54 3.62 2.09 77.76 12:48:01 3 17.65 0.00 1.90 8.05 2.66 69.74 12:49:01 all 24.18 0.00 1.66 1.92 2.04 70.20 12:49:01 0 40.45 0.00 2.02 0.43 2.26 54.84 12:49:01 1 34.43 0.00 2.47 1.96 2.13 59.01 12:49:01 2 11.56 0.00 1.05 0.73 2.08 84.59 12:49:01 3 10.28 0.00 1.11 4.58 1.68 82.35 12:50:01 all 38.79 0.00 2.31 0.72 4.11 54.08 12:50:01 0 47.41 0.00 2.27 0.58 3.90 45.83 12:50:01 1 42.16 0.00 2.63 0.17 3.84 51.21 12:50:01 2 32.35 0.00 1.85 0.33 4.07 61.40 12:50:01 3 33.25 0.00 2.48 1.79 4.65 57.84 12:51:01 all 20.36 0.00 0.94 0.89 1.06 76.76 12:51:01 0 23.55 0.00 0.85 0.47 1.13 74.00 12:51:01 1 44.71 0.00 1.60 0.17 1.72 51.81 12:51:01 2 11.57 0.00 0.76 1.47 0.96 85.24 12:51:01 3 1.70 0.00 0.53 1.42 0.40 95.95 Average: all 26.04 0.00 1.86 2.19 2.39 67.51 Average: 0 34.56 0.00 1.72 1.28 2.35 60.08 Average: 1 37.03 0.00 2.16 1.98 2.56 56.26 Average: 2 16.88 0.00 2.05 1.54 2.30 77.24 Average: 3 15.74 0.00 1.51 3.96 2.35 76.43