---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2680 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 488 5333 0 2154 7209 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:7c:98:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.96/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe7c:98d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2680) 01/07/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 149.98 63.70 86.27 4218.96 40709.93 14:57:01 88.97 30.06 58.91 1701.45 9732.24 14:58:01 62.13 9.21 52.92 512.50 10277.91 14:59:01 22.78 0.35 22.43 33.73 1708.25 Average: 80.97 25.83 55.13 1616.83 15608.95 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5933560 7373624 2233860 27.35 38240 1581100 724484 7.86 630492 1437324 96584 14:57:01 5574776 7288448 2592644 31.74 58964 1817700 793164 8.61 736828 1659616 104260 14:58:01 5471328 7386860 2696092 33.01 63708 2010596 668708 7.26 751660 1739916 25860 14:59:01 5460468 7379464 2706952 33.14 65676 2011980 684616 7.43 762324 1738768 10700 Average: 5610033 7357099 2557387 31.31 56647 1855344 717743 7.79 720326 1643906 59351 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 460.52 245.96 1471.95 67.11 0.00 0.00 0.00 0.00 14:56:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 119.38 97.68 492.66 25.46 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 300.82 301.48 1217.48 641.65 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 12.01 12.91 9.31 6.08 0.00 0.00 0.00 0.00 14:59:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 223.21 164.52 797.92 185.09 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-2680) 01/07/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.35 0.00 2.59 4.32 1.05 69.69 14:56:01 0 7.83 0.00 4.30 6.49 0.90 80.48 14:56:01 1 51.80 0.00 3.14 7.64 1.62 35.80 14:56:01 2 15.79 0.00 1.37 1.60 0.77 80.48 14:56:01 3 14.00 0.00 1.57 1.53 0.90 82.00 14:57:01 all 26.11 0.00 1.51 1.90 1.16 69.33 14:57:01 0 11.78 0.00 0.67 0.40 0.87 86.29 14:57:01 1 26.27 0.00 1.37 4.30 1.18 66.88 14:57:01 2 31.21 0.00 1.80 1.40 1.19 64.40 14:57:01 3 35.22 0.00 2.18 1.50 1.42 59.67 14:58:01 all 32.89 0.00 1.74 0.96 1.65 62.76 14:58:01 0 26.30 0.00 2.23 0.40 1.58 69.49 14:58:01 1 24.62 0.00 1.16 1.78 1.30 71.14 14:58:01 2 55.21 0.00 1.90 1.40 2.01 39.48 14:58:01 3 25.45 0.00 1.66 0.25 1.69 70.95 14:59:01 all 21.35 0.00 0.89 0.62 0.62 76.53 14:59:01 0 42.03 0.00 1.87 0.07 1.17 54.87 14:59:01 1 26.29 0.00 0.53 0.40 0.66 72.12 14:59:01 2 2.52 0.00 0.48 1.65 0.17 95.18 14:59:01 3 14.50 0.00 0.67 0.38 0.47 83.98 Average: all 25.68 0.00 1.68 1.95 1.12 69.57 Average: 0 21.99 0.00 2.26 1.84 1.13 72.78 Average: 1 32.23 0.00 1.55 3.52 1.19 61.51 Average: 2 26.19 0.00 1.39 1.51 1.03 69.87 Average: 3 22.30 0.00 1.52 0.92 1.12 74.15