---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3087 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 499 5321 0 2154 7197 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:23:27:11 brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe23:2711/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3087) 01/12/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 149.71 65.12 84.59 4270.62 40708.97 14:57:01 89.52 30.04 59.48 1700.90 9594.40 14:58:01 66.15 9.25 56.90 515.74 10373.75 14:59:01 22.53 0.35 22.18 33.72 1470.98 Average: 81.97 26.19 55.79 1630.09 15535.76 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5951792 7378096 2215628 27.13 37144 1568912 732472 7.95 621100 1429796 86036 14:57:01 5584032 7294500 2583388 31.63 58168 1815696 789532 8.57 725508 1659780 104844 14:58:01 5481048 7396524 2686372 32.89 63484 2011032 657692 7.14 737104 1742296 26612 14:59:01 5465868 7385112 2701552 33.08 65652 2012316 674052 7.31 754420 1740096 10356 Average: 5620685 7363558 2546735 31.18 56112 1851989 713437 7.74 709533 1642992 56962 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 482.45 285.39 1500.29 70.52 0.00 0.00 0.00 0.00 14:56:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:57:01 ens3 118.18 81.41 495.44 20.70 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 315.56 316.67 1248.07 648.45 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 12.08 12.78 9.49 6.23 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 232.06 174.06 813.31 186.50 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 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-3087) 01/12/26 _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 23.02 0.00 2.93 4.17 1.02 68.85 14:56:01 0 34.01 0.00 2.24 1.82 1.24 60.69 14:56:01 1 21.73 0.00 3.73 3.24 1.05 70.25 14:56:01 2 19.31 0.00 2.52 7.31 1.05 69.80 14:56:01 3 17.04 0.00 3.26 4.32 0.73 74.65 14:57:01 all 25.90 0.00 1.47 1.95 1.05 69.63 14:57:01 0 59.31 0.00 2.97 1.23 1.77 34.72 14:57:01 1 18.29 0.00 1.33 1.40 0.83 78.14 14:57:01 2 9.85 0.00 0.84 4.58 0.58 84.15 14:57:01 3 16.05 0.00 0.77 0.58 1.00 81.60 14:58:01 all 34.33 0.00 1.71 1.01 1.67 61.27 14:58:01 0 37.89 0.00 2.00 1.01 1.95 57.15 14:58:01 1 20.96 0.00 1.87 1.87 1.42 73.89 14:58:01 2 32.92 0.00 1.33 0.95 1.44 63.36 14:58:01 3 45.53 0.00 1.63 0.22 1.90 50.73 14:59:01 all 21.71 0.00 0.83 0.61 0.63 76.22 14:59:01 0 6.93 0.00 0.38 0.03 0.22 92.44 14:59:01 1 63.13 0.00 1.43 0.68 1.62 33.14 14:59:01 2 13.26 0.00 1.25 1.73 0.43 83.32 14:59:01 3 3.73 0.00 0.30 0.02 0.26 95.69 Average: all 26.24 0.00 1.74 1.93 1.09 69.00 Average: 0 34.54 0.00 1.90 1.02 1.29 61.25 Average: 1 31.04 0.00 2.09 1.80 1.23 63.84 Average: 2 18.84 0.00 1.49 3.64 0.88 75.16 Average: 3 20.55 0.00 1.49 1.28 0.97 75.72