---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10373 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 7.5G 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 459 5424 0 2092 7238 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:68:bb:71 brd ff:ff:ff:ff:ff:ff inet 10.32.7.90/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe68:bb71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10373) 04/02/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 141.71 56.19 85.52 3644.19 40642.31 19:15:01 69.28 12.79 56.49 308.78 9081.46 19:16:01 63.42 8.53 54.89 470.85 6850.99 19:17:01 24.94 0.37 24.57 33.85 4419.12 Average: 74.83 19.47 55.36 1114.26 15247.06 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5959396 7388600 2208016 27.03 37320 1571788 743364 8.07 613756 1432792 86648 19:15:01 5605344 7267364 2562068 31.37 57500 1768704 871640 9.46 758060 1610488 101368 19:16:01 5617400 7471204 2550012 31.22 62728 1950872 622808 6.76 633700 1713824 113776 19:17:01 5571284 7428696 2596128 31.79 64996 1951992 671824 7.29 681096 1711484 9680 Average: 5688356 7388966 2479056 30.35 55636 1810839 727409 7.89 671653 1617147 77868 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 438.03 230.99 1480.35 66.60 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 77.96 65.22 449.34 19.43 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 342.16 306.68 1242.29 577.00 0.00 0.00 0.00 0.00 19:17:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 12.76 13.48 9.79 6.49 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 217.70 154.07 795.35 167.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10373) 04/02/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.24 0.00 2.79 4.74 1.33 68.89 19:14:01 0 30.95 0.00 2.08 2.20 1.43 63.33 19:14:01 1 28.42 0.00 5.11 6.23 1.73 58.52 19:14:01 2 21.37 0.00 2.21 3.90 1.24 71.29 19:14:01 3 8.20 0.00 1.77 6.60 0.93 82.50 19:15:01 all 26.54 0.00 1.71 1.64 1.66 68.45 19:15:01 0 37.44 0.00 1.82 0.81 2.56 57.37 19:15:01 1 23.93 0.00 1.68 1.31 1.36 71.72 19:15:01 2 29.07 0.00 1.75 0.10 1.60 67.49 19:15:01 3 15.70 0.00 1.58 4.36 1.08 77.28 19:16:01 all 35.65 0.00 2.21 1.10 2.32 58.73 19:16:01 0 36.23 0.00 2.52 1.31 2.27 57.66 19:16:01 1 37.70 0.00 1.94 1.47 2.37 56.53 19:16:01 2 26.79 0.00 2.37 0.30 2.23 68.32 19:16:01 3 41.84 0.00 2.04 1.29 2.39 52.44 19:17:01 all 20.83 0.00 0.94 0.80 0.86 76.57 19:17:01 0 17.34 0.00 1.02 0.08 0.67 80.89 19:17:01 1 6.82 0.00 0.57 0.97 0.85 90.80 19:17:01 2 1.23 0.00 0.52 2.02 0.15 96.08 19:17:01 3 57.97 0.00 1.65 0.15 1.77 38.46 Average: all 26.32 0.00 1.91 2.07 1.54 68.16 Average: 0 30.51 0.00 1.86 1.10 1.74 64.79 Average: 1 24.20 0.00 2.32 2.49 1.58 69.40 Average: 2 19.62 0.00 1.71 1.58 1.30 75.79 Average: 3 30.93 0.00 1.76 3.10 1.54 62.67