---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6634 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 7.8G 12G 41% / 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 5070 0 2425 7208 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:05:46:7f brd ff:ff:ff:ff:ff:ff inet 10.32.7.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe05:467f/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-6634) 07/25/26 _x86_64_ (4 CPU) 05:56:48 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 112.83 54.01 58.82 3548.74 5380.05 05:59:01 51.82 0.17 51.66 21.86 9131.68 06:00:01 74.31 35.85 38.45 2215.39 9742.22 06:01:01 16.49 7.53 8.96 231.85 3136.31 06:02:01 32.26 2.52 29.75 123.98 7627.13 Average: 57.54 20.01 37.53 1228.30 7003.18 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5987392 7415952 2180028 26.69 36976 1571356 696848 7.56 583636 1434564 81744 05:59:01 5769920 7484496 2397500 29.35 56972 1819336 621884 6.75 515704 1682768 153344 06:00:01 4703416 6691476 3464004 42.41 63664 2078832 1426332 15.48 1364588 1882704 88680 06:01:01 4543456 6699180 3623964 44.37 66468 2239468 1185304 12.86 1413400 1984260 156192 06:02:01 5208844 7395904 2958576 36.22 69800 2266204 676324 7.34 743728 1989040 10532 Average: 5242606 7137402 2924814 35.81 58776 1995039 921338 10.00 924211 1794667 98098 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:58:01 ens3 510.91 307.70 1462.96 70.52 0.00 0.00 0.00 0.00 05:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:59:01 ens3 43.88 37.03 393.52 4.33 0.00 0.00 0.00 0.00 06:00:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 06:00:01 ens3 238.25 224.21 3075.41 34.16 0.00 0.00 0.00 0.00 06:01:01 lo 122.93 122.93 36.53 36.53 0.00 0.00 0.00 0.00 06:01:01 ens3 88.09 83.93 840.24 11.78 0.00 0.00 0.00 0.00 06:02:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 06:02:01 ens3 54.57 50.24 230.97 17.50 0.00 0.00 0.00 0.00 Average: lo 25.25 25.25 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 187.13 140.62 1200.65 27.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6634) 07/25/26 _x86_64_ (4 CPU) 05:56:48 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 20.44 0.00 1.61 3.22 1.03 73.70 05:58:01 0 32.33 0.00 1.93 1.55 1.23 62.96 05:58:01 1 11.68 0.00 1.02 2.83 0.82 83.65 05:58:01 2 18.02 0.00 1.88 8.03 1.17 70.90 05:58:01 3 19.72 0.00 1.60 0.47 0.90 77.30 05:59:01 all 20.90 0.00 1.26 1.22 0.98 75.64 05:59:01 0 16.78 0.00 1.20 0.12 0.60 81.31 05:59:01 1 1.46 0.00 0.40 0.61 1.28 96.25 05:59:01 2 19.23 0.00 1.53 3.96 0.73 74.54 05:59:01 3 46.29 0.00 1.91 0.17 1.32 50.32 06:00:01 all 28.72 0.00 1.44 1.80 1.85 66.19 06:00:01 0 29.43 0.00 1.27 0.98 1.96 66.36 06:00:01 1 26.74 0.00 1.86 5.05 1.99 64.35 06:00:01 2 26.59 0.00 1.23 0.60 1.73 69.85 06:00:01 3 32.09 0.00 1.42 0.58 1.72 64.19 06:01:01 all 46.01 0.00 1.71 0.32 2.85 49.11 06:01:01 0 47.63 0.00 1.65 0.37 2.93 47.42 06:01:01 1 49.43 0.00 1.55 0.25 2.81 45.96 06:01:01 2 40.14 0.00 2.31 0.17 2.94 54.45 06:01:01 3 46.88 0.00 1.33 0.47 2.72 48.60 06:02:01 all 22.87 0.00 1.20 0.77 0.95 74.22 06:02:01 0 27.71 0.00 1.10 0.08 1.22 69.88 06:02:01 1 17.34 0.00 0.75 0.23 0.73 80.94 06:02:01 2 14.55 0.00 1.24 2.66 0.75 80.81 06:02:01 3 31.88 0.00 1.70 0.12 1.08 65.22 Average: all 27.80 0.00 1.44 1.46 1.53 67.76 Average: 0 30.77 0.00 1.43 0.62 1.59 65.59 Average: 1 21.33 0.00 1.11 1.80 1.53 74.24 Average: 2 23.73 0.00 1.64 3.08 1.46 70.09 Average: 3 35.38 0.00 1.59 0.36 1.55 61.12