---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10050 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 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 448 5220 0 2306 7243 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:3f:86:05 brd ff:ff:ff:ff:ff:ff inet 10.32.7.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe3f:8605/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10050) 09/05/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 162.31 82.92 79.39 4903.17 39779.16 14:57:01 56.02 0.17 55.85 21.15 9883.88 14:58:01 92.29 31.56 60.73 1752.22 10014.00 14:59:01 41.24 7.33 33.91 459.31 3508.70 15:00:01 22.01 1.95 20.06 111.83 4725.22 Average: 74.84 24.87 49.97 1454.36 13594.68 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6089536 7463328 2077884 25.44 35044 1519888 653144 7.09 535516 1383068 61596 14:57:01 5816228 7426088 2351192 28.79 52668 1726660 669072 7.26 579996 1587556 68948 14:58:01 5524348 7381380 2643072 32.36 62256 1952784 744228 8.08 667696 1767944 4944 14:59:01 5315740 7379820 2851680 34.92 67708 2149568 699132 7.59 757672 1877544 125212 15:00:01 5372804 7444816 2794616 34.22 69388 2155648 638384 6.93 709600 1869080 8640 Average: 5623731 7419086 2543689 31.14 57413 1900910 680792 7.39 650096 1697038 53868 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 298.07 158.31 1141.08 59.15 0.00 0.00 0.00 0.00 14:56:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 31.93 22.59 788.12 4.13 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:58:01 ens3 153.40 167.04 813.87 39.96 0.00 0.00 0.00 0.00 14:58:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 183.79 189.52 1204.64 51.73 0.00 0.00 0.00 0.00 14:59:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 15:00:01 ens3 53.70 67.88 28.20 601.27 0.00 0.00 0.00 0.00 15:00:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 144.56 121.40 795.21 151.75 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10050) 09/05/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 19.96 0.00 2.70 7.00 4.53 65.81 14:56:02 0 13.36 0.00 4.56 9.87 4.13 68.09 14:56:02 1 14.90 0.00 1.59 5.16 3.66 74.69 14:56:02 2 19.82 0.00 2.24 9.49 5.51 62.95 14:56:02 3 31.76 0.00 2.42 3.47 4.80 57.55 14:57:01 all 17.62 0.00 1.11 2.85 2.93 75.49 14:57:01 0 5.32 0.00 1.04 7.68 1.81 84.15 14:57:01 1 19.08 0.00 0.59 0.44 2.53 77.37 14:57:01 2 37.61 0.00 2.33 0.82 4.12 55.11 14:57:01 3 8.57 0.00 0.48 2.45 3.28 85.23 14:58:01 all 25.91 0.00 2.22 3.11 8.34 60.41 14:58:01 0 19.24 0.00 1.70 2.57 7.45 69.04 14:58:01 1 18.75 0.00 2.19 3.91 8.68 66.46 14:58:01 2 40.45 0.00 3.03 2.26 8.88 45.38 14:58:01 3 25.32 0.00 1.96 3.72 8.34 60.66 14:59:01 all 30.06 0.00 1.83 1.08 7.40 59.62 14:59:01 0 43.27 0.00 1.74 1.31 8.09 45.59 14:59:01 1 25.26 0.00 2.16 2.18 7.17 63.23 14:59:01 2 22.24 0.00 1.61 0.66 6.94 68.54 14:59:01 3 29.50 0.00 1.81 0.18 7.40 61.11 15:00:01 all 18.18 0.00 0.97 1.25 2.91 76.69 15:00:01 0 8.95 0.00 1.05 3.28 2.72 84.00 15:00:01 1 1.42 0.00 0.38 0.76 1.14 96.30 15:00:01 2 29.04 0.00 1.08 0.31 3.72 65.85 15:00:01 3 33.19 0.00 1.38 0.62 4.05 60.75 Average: all 22.40 0.00 1.77 3.06 5.25 67.52 Average: 0 18.16 0.00 2.02 4.91 4.88 70.03 Average: 1 15.94 0.00 1.39 2.51 4.68 75.48 Average: 2 29.78 0.00 2.06 2.72 5.86 59.57 Average: 3 25.71 0.00 1.62 2.09 5.59 65.00