---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3274 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 478 5203 0 2293 7214 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:92:51:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe92:51b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3274) 06/13/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 139.46 54.77 84.69 3607.27 40966.26 07:07:01 86.02 30.90 55.12 1722.53 10137.99 07:08:01 57.77 10.66 47.11 628.96 9447.89 07:09:01 25.53 0.85 24.68 46.53 5992.87 Average: 77.16 24.27 52.89 1500.41 16663.16 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5946892 7401324 2220520 27.19 38824 1594992 702268 7.62 605924 1450488 106140 07:07:01 5586460 7366132 2580952 31.60 58508 1882720 763284 8.28 653324 1727220 151468 07:08:01 5335912 7389324 2831500 34.67 66684 2140364 705480 7.65 757080 1858472 158912 07:09:01 5360288 7419660 2807124 34.37 68756 2144148 655164 7.11 736640 1854972 10972 Average: 5557388 7394110 2610024 31.96 58193 1940556 706549 7.67 688242 1722788 106873 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 448.58 248.34 1531.46 67.48 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 73.13 60.18 536.12 13.97 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 197.90 193.78 1862.78 427.23 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 42.74 41.29 29.99 266.01 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 191.07 136.21 991.97 194.42 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 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-3274) 06/13/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.31 0.00 2.20 3.97 1.21 70.31 07:06:02 0 12.71 0.00 1.72 2.62 0.92 82.04 07:06:02 1 15.98 0.00 0.97 2.11 0.95 79.99 07:06:02 2 11.59 0.00 2.80 8.26 1.17 76.19 07:06:02 3 49.02 0.00 3.29 2.87 1.84 42.98 07:07:01 all 22.93 0.00 1.49 1.91 1.13 72.53 07:07:01 0 53.88 0.00 2.82 1.28 1.93 40.08 07:07:01 1 10.70 0.00 0.98 1.91 0.81 85.60 07:07:01 2 6.26 0.00 0.69 3.89 0.59 88.56 07:07:01 3 20.86 0.00 1.49 0.56 1.18 75.91 07:08:01 all 39.48 0.00 1.86 1.20 2.47 54.99 07:08:01 0 55.61 0.00 2.58 0.35 2.71 38.75 07:08:01 1 25.61 0.00 1.45 2.10 2.05 68.79 07:08:01 2 36.56 0.00 2.27 2.17 2.55 56.45 07:08:01 3 40.11 0.00 1.13 0.20 2.60 55.96 07:09:01 all 21.23 0.00 1.17 0.70 0.73 76.17 07:09:01 0 25.20 0.00 1.20 1.27 0.75 71.59 07:09:01 1 14.62 0.00 0.85 1.43 0.60 82.51 07:09:01 2 31.33 0.00 1.35 0.07 1.08 66.17 07:09:01 3 13.78 0.00 1.27 0.07 0.48 84.40 Average: all 26.50 0.00 1.68 1.95 1.39 68.49 Average: 0 36.80 0.00 2.08 1.38 1.58 58.16 Average: 1 16.75 0.00 1.06 1.89 1.10 79.21 Average: 2 21.49 0.00 1.78 3.60 1.35 71.78 Average: 3 30.98 0.00 1.79 0.92 1.53 64.78