---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8545 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 480 5342 0 2153 7217 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:61:72:4d brd ff:ff:ff:ff:ff:ff inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe61:724d/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-8545) 11/08/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 167.26 84.22 83.04 4936.35 40264.73 14:57:01 72.74 17.20 55.54 1231.39 9457.89 14:58:01 77.52 20.76 56.76 942.38 7619.53 14:59:01 21.81 1.32 20.49 65.71 4696.43 Average: 84.83 30.88 53.96 1794.02 15510.23 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6021092 7415548 2146328 26.28 36452 1538552 691720 7.51 586224 1398356 70640 14:57:01 5786612 7477752 2380808 29.15 57020 1798092 603968 6.55 537436 1649424 124064 14:58:01 5436136 7347752 2731284 33.44 62740 2008444 722056 7.83 784724 1742016 115060 14:59:01 5489676 7414060 2677744 32.79 64684 2018616 656532 7.12 726616 1745080 15984 Average: 5683379 7413778 2484041 30.41 55224 1840926 668569 7.25 658750 1633719 81437 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 14:56:01 ens3 333.32 211.75 1242.34 63.89 0.00 0.00 0.00 0.00 14:57:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 83.20 50.32 705.31 13.75 0.00 0.00 0.00 0.00 14:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:58:01 ens3 286.82 273.94 1266.86 59.55 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 56.76 60.91 28.17 593.42 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 190.03 149.23 810.65 182.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8545) 11/08/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.23 0.00 2.89 5.25 1.28 68.36 14:56:01 0 14.24 0.00 4.50 1.88 0.98 78.39 14:56:01 1 29.54 0.00 2.74 8.14 1.40 58.17 14:56:01 2 31.29 0.00 2.68 4.76 1.49 59.78 14:56:01 3 13.90 0.00 1.65 6.21 1.22 77.02 14:57:01 all 21.19 0.00 1.42 1.90 0.96 74.54 14:57:01 0 35.77 0.00 1.63 0.86 1.33 60.40 14:57:01 1 21.86 0.00 2.05 5.82 0.82 69.46 14:57:01 2 12.30 0.00 0.88 0.07 0.55 86.21 14:57:01 3 14.79 0.00 1.11 0.85 1.15 82.10 14:58:01 all 38.56 0.00 2.04 1.26 2.41 55.72 14:58:01 0 42.85 0.00 1.96 0.27 2.33 52.59 14:58:01 1 30.27 0.00 1.88 2.76 2.10 62.98 14:58:01 2 48.73 0.00 2.06 0.87 2.65 45.70 14:58:01 3 32.42 0.00 2.26 1.15 2.54 61.62 14:59:01 all 21.34 0.00 1.15 0.70 0.96 75.86 14:59:01 0 38.41 0.00 1.72 1.62 1.79 56.46 14:59:01 1 37.22 0.00 1.48 1.10 1.00 59.20 14:59:01 2 4.33 0.00 0.50 0.03 0.50 94.64 14:59:01 3 5.38 0.00 0.91 0.02 0.57 93.12 Average: all 25.83 0.00 1.87 2.27 1.40 68.62 Average: 0 32.84 0.00 2.45 1.16 1.61 61.94 Average: 1 29.73 0.00 2.04 4.45 1.33 62.46 Average: 2 24.13 0.00 1.53 1.42 1.30 71.62 Average: 3 16.63 0.00 1.48 2.05 1.37 78.47