---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1282 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 560 12702 0 2776 15152 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:90:70:5b brd ff:ff:ff:ff:ff:ff inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe90:705b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1282) 09/14/26 _x86_64_ (4 CPU) 09:18:17 LINUX RESTART (4 CPU) 09:19:02 tps rtps wtps bread/s bwrtn/s 09:20:01 126.74 16.66 110.08 1281.55 39269.01 09:21:01 146.04 15.38 130.66 564.71 35764.17 09:22:01 27.18 8.85 18.33 724.41 3144.41 09:23:01 7.48 2.33 5.15 61.31 374.41 09:24:01 27.17 3.28 23.88 148.93 11624.40 Average: 66.72 9.28 57.45 553.75 17963.90 09:19:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 13796260 15605136 2628708 16.00 70356 1930340 735332 4.21 617588 1781564 236520 09:21:01 13192752 15309200 3232216 19.68 87832 2208144 942920 5.40 976400 1996668 45684 09:22:01 11890292 14068316 4534676 27.61 89628 2264684 2095160 11.99 2265716 2003192 3272 09:23:01 12253772 14442116 4171196 25.40 90128 2274508 1709584 9.78 1917040 1988912 4784 09:24:01 13005792 15515456 3419176 20.82 91984 2590056 795200 4.55 984144 2164876 9048 Average: 12827774 14988045 3597194 21.90 85986 2253546 1255639 7.19 1352178 1987042 59862 09:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 ens3 141.30 84.32 1661.56 20.65 0.00 0.00 0.00 0.00 09:20:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 09:21:01 ens3 432.09 363.84 3477.04 69.37 0.00 0.00 0.00 0.00 09:21:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 09:22:01 ens3 193.98 121.58 370.11 48.51 0.00 0.00 0.00 0.00 09:22:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:23:01 ens3 226.01 122.64 143.80 62.20 0.00 0.00 0.00 0.00 09:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 09:24:01 ens3 209.15 164.03 310.04 1241.52 0.00 0.00 0.00 0.00 09:24:01 lo 1.52 1.52 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 240.84 171.57 1190.94 289.31 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.24 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1282) 09/14/26 _x86_64_ (4 CPU) 09:18:17 LINUX RESTART (4 CPU) 09:19:02 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 17.92 0.00 1.56 4.24 0.06 76.21 09:20:01 0 9.36 0.00 1.34 7.02 0.08 82.19 09:20:01 1 9.34 0.00 1.26 7.22 0.07 82.11 09:20:01 2 30.88 0.00 1.73 0.97 0.03 66.39 09:20:01 3 22.10 0.00 1.89 1.75 0.07 74.20 09:21:01 all 23.09 0.00 2.20 3.05 0.11 71.55 09:21:01 0 21.89 0.00 2.20 4.69 0.10 71.11 09:21:01 1 24.40 0.00 3.09 5.42 0.12 66.97 09:21:01 2 22.16 0.00 1.45 0.23 0.12 76.04 09:21:01 3 23.91 0.00 2.06 1.86 0.10 72.07 09:22:01 all 75.59 0.00 2.68 0.36 0.13 21.23 09:22:01 0 81.86 0.00 2.80 0.08 0.12 15.14 09:22:01 1 71.95 0.00 2.60 0.82 0.15 24.49 09:22:01 2 81.95 0.00 2.76 0.13 0.13 15.02 09:22:01 3 66.58 0.00 2.57 0.42 0.12 30.31 09:23:01 all 70.97 0.00 2.31 0.06 0.12 26.53 09:23:01 0 77.37 0.00 2.86 0.02 0.08 19.67 09:23:01 1 60.11 0.00 2.60 0.07 0.17 37.07 09:23:01 2 74.22 0.00 1.60 0.10 0.13 23.95 09:23:01 3 72.22 0.00 2.21 0.07 0.10 25.40 09:24:01 all 37.30 0.00 1.97 0.42 0.10 60.20 09:24:01 0 57.01 0.00 2.25 0.07 0.10 40.57 09:24:01 1 42.40 0.00 1.60 0.13 0.08 55.77 09:24:01 2 30.53 0.00 2.42 1.50 0.12 65.44 09:24:01 3 19.47 0.00 1.62 0.00 0.12 78.80 Average: all 45.07 0.00 2.15 1.62 0.10 51.06 Average: 0 49.63 0.00 2.30 2.36 0.10 45.62 Average: 1 41.76 0.00 2.23 2.72 0.12 53.17 Average: 2 47.99 0.00 1.99 0.59 0.11 49.32 Average: 3 40.88 0.00 2.07 0.81 0.10 56.14