---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5250 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: 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 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 617 11826 0 3596 15092 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:e6:79:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fee6:79c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5250) 10/26/26 _x86_64_ (4 CPU) 11:36:42 LINUX RESTART (4 CPU) 11:37:01 tps rtps wtps bread/s bwrtn/s 11:38:01 268.31 39.14 229.16 2083.92 53777.04 11:39:01 150.23 24.73 125.51 1212.40 17779.14 11:40:01 182.85 2.27 180.59 65.46 17380.84 11:41:01 44.13 4.43 39.69 190.63 13832.89 Average: 161.38 17.64 143.74 888.11 25692.15 11:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:38:01 13585936 15469936 2839032 17.28 71012 2003168 1112428 6.37 749008 1853240 342108 11:39:01 10787168 13017860 5637800 34.32 81092 2323660 3204532 18.34 3280764 2082020 133516 11:40:01 9924296 12839504 6500672 39.58 92948 2932756 3299568 18.88 3674320 2480236 256764 11:41:01 12160476 15501576 4264492 25.96 95340 3343720 777436 4.45 1286288 2628232 290412 Average: 11614469 14207219 4810499 29.29 85098 2650826 2098491 12.01 2247595 2260932 255700 11:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:38:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 11:38:01 ens3 160.94 98.27 1859.24 23.58 0.00 0.00 0.00 0.00 11:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:39:01 ens3 432.97 308.33 2357.51 85.47 0.00 0.00 0.00 0.00 11:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 ens3 210.68 139.14 1027.72 42.72 0.00 0.00 0.00 0.00 11:41:01 lo 1.55 1.55 13.55 13.55 0.00 0.00 0.00 0.00 11:41:01 ens3 152.46 112.35 337.85 45.21 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 239.27 164.53 1395.62 49.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5250) 10/26/26 _x86_64_ (4 CPU) 11:36:42 LINUX RESTART (4 CPU) 11:37:01 CPU %user %nice %system %iowait %steal %idle 11:38:01 all 21.33 0.00 1.87 3.27 0.01 73.52 11:38:01 0 29.12 0.00 2.40 1.12 0.02 67.35 11:38:01 1 19.69 0.00 1.45 3.19 0.00 75.66 11:38:01 2 25.11 0.00 2.11 1.12 0.02 71.65 11:38:01 3 11.32 0.00 1.50 7.67 0.02 79.49 11:39:01 all 61.69 0.00 2.21 0.53 0.03 35.54 11:39:01 0 55.98 0.00 2.36 0.50 0.03 41.12 11:39:01 1 65.24 0.00 2.74 0.42 0.03 31.57 11:39:01 2 68.29 0.00 1.57 0.05 0.02 30.07 11:39:01 3 57.22 0.00 2.15 1.20 0.02 39.41 11:40:01 all 55.69 0.00 2.13 0.36 0.03 41.80 11:40:01 0 40.50 0.00 0.90 0.00 0.02 58.59 11:40:01 1 50.90 0.00 1.74 1.20 0.02 46.14 11:40:01 2 61.29 0.00 3.64 0.12 0.03 34.91 11:40:01 3 70.10 0.00 2.27 0.13 0.02 27.48 11:41:01 all 51.70 0.00 2.31 0.15 0.03 45.82 11:41:01 0 58.95 0.00 2.88 0.10 0.03 38.04 11:41:01 1 49.53 0.00 1.55 0.32 0.02 48.59 11:41:01 2 37.54 0.00 1.80 0.03 0.02 60.61 11:41:01 3 60.88 0.00 2.96 0.13 0.05 35.98 Average: all 47.62 0.00 2.13 1.08 0.02 49.16 Average: 0 46.12 0.00 2.13 0.43 0.03 51.30 Average: 1 46.34 0.00 1.87 1.28 0.02 50.49 Average: 2 48.06 0.00 2.28 0.33 0.02 49.31 Average: 3 49.96 0.00 2.22 2.27 0.03 45.52