---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1519 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 9.6G 68G 13% / 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 631 11815 0 3593 15078 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:41:17:86 brd ff:ff:ff:ff:ff:ff inet 10.30.107.210/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe41:1786/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1519) 09/15/26 _x86_64_ (4 CPU) 07:11:23 LINUX RESTART (4 CPU) 07:12:01 tps rtps wtps bread/s bwrtn/s 07:13:01 188.24 38.15 150.08 2326.96 38437.32 07:14:01 72.47 7.12 65.36 297.28 10980.44 07:15:01 194.07 2.35 191.72 61.31 20424.79 07:16:01 35.08 4.36 30.72 187.91 10831.25 Average: 122.46 13.00 109.47 718.36 20168.44 07:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:13:01 13221284 15191328 3203684 19.50 75112 2081816 1090620 6.24 1065128 1897196 200392 07:14:01 9777480 12033188 6647488 40.47 81364 2346228 4377504 25.05 4264780 2103836 154104 07:15:01 8575292 11488604 7849676 47.79 92292 2932444 4870964 27.88 5068104 2436060 174400 07:16:01 12122028 15461952 4302940 26.20 94468 3344340 837588 4.79 1359148 2595924 287132 Average: 10924021 13543768 5500947 33.49 85809 2676207 2794169 15.99 2939290 2258254 204007 07:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:13:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 07:13:01 ens3 244.19 176.79 2390.10 37.42 0.00 0.00 0.00 0.00 07:14:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:14:01 ens3 192.57 145.36 1577.25 45.65 0.00 0.00 0.00 0.00 07:15:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:15:01 ens3 183.02 167.54 1034.07 763.55 0.00 0.00 0.00 0.00 07:16:01 lo 1.67 1.67 13.55 13.55 0.00 0.00 0.00 0.00 07:16:01 ens3 163.20 164.50 338.65 1983.16 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 3.42 3.42 0.00 0.00 0.00 0.00 Average: ens3 195.74 163.55 1334.96 707.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1519) 09/15/26 _x86_64_ (4 CPU) 07:11:23 LINUX RESTART (4 CPU) 07:12:01 CPU %user %nice %system %iowait %steal %idle 07:13:01 all 27.89 0.00 2.00 2.34 0.02 67.75 07:13:01 0 20.22 0.00 1.54 2.20 0.03 76.01 07:13:01 1 38.63 0.00 2.44 0.79 0.02 58.13 07:13:01 2 28.60 0.00 2.29 4.23 0.02 64.86 07:13:01 3 24.14 0.00 1.74 2.12 0.02 71.99 07:14:01 all 64.64 0.00 1.91 0.64 0.03 32.78 07:14:01 0 61.08 0.00 1.15 0.00 0.02 37.75 07:14:01 1 60.56 0.00 1.80 0.07 0.03 37.53 07:14:01 2 61.93 0.00 2.15 1.57 0.03 34.31 07:14:01 3 75.01 0.00 2.54 0.92 0.03 21.49 07:15:01 all 49.50 0.00 2.49 0.56 0.03 47.42 07:15:01 0 32.21 0.00 1.77 1.29 0.03 64.70 07:15:01 1 52.32 0.00 3.43 0.37 0.03 43.85 07:15:01 2 56.73 0.00 1.75 0.57 0.03 40.92 07:15:01 3 56.76 0.00 2.99 0.05 0.02 40.19 07:16:01 all 52.80 0.00 2.49 0.19 0.02 44.50 07:16:01 0 35.46 0.00 2.62 0.37 0.02 61.54 07:16:01 1 52.04 0.00 2.30 0.18 0.02 45.46 07:16:01 2 69.51 0.00 2.39 0.18 0.02 27.90 07:16:01 3 54.28 0.00 2.64 0.02 0.02 43.05 Average: all 48.70 0.00 2.22 0.93 0.02 48.12 Average: 0 37.24 0.00 1.77 0.96 0.03 60.00 Average: 1 50.89 0.00 2.49 0.35 0.03 46.24 Average: 2 54.14 0.00 2.15 1.64 0.03 42.04 Average: 3 52.54 0.00 2.48 0.78 0.02 44.18