---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-355 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: 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 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 9.0G 11G 47% / 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 457 3895 0 3622 7219 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:3a:06:71 brd ff:ff:ff:ff:ff:ff inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe3a:671/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-355) 10/17/26 _x86_64_ (4 CPU) 15:07:50 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 137.76 54.19 83.57 3534.08 9005.72 15:10:01 121.79 37.13 84.66 2286.53 52675.41 15:11:01 12.05 0.00 12.05 0.00 562.57 15:12:01 58.57 2.63 55.94 179.84 12512.31 Average: 82.38 23.43 58.95 1496.82 18546.82 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 5825696 7432264 2341716 28.67 50284 1726148 692096 7.51 553916 1604016 198576 15:10:01 4259500 7280532 3907912 47.85 59780 3104976 798092 8.66 729812 2941088 4728 15:11:01 4240408 7271360 3927004 48.08 62404 3111228 806104 8.75 740920 2945908 2060 15:12:01 3952040 7351328 4215372 51.61 68508 3463284 720928 7.82 696584 3263320 26296 Average: 4569411 7333871 3598001 44.05 60244 2851409 754305 8.18 680308 2688583 57915 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:09:02 ens3 377.97 261.99 2033.64 69.36 0.00 0.00 0.00 0.00 15:10:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 15:10:01 ens3 988.46 632.91 20664.83 63.55 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 63.32 91.75 62.19 20.80 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 540.73 493.12 4043.96 75.93 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 490.55 368.84 6642.73 57.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-355) 10/17/26 _x86_64_ (4 CPU) 15:07:50 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.95 0.00 1.69 3.86 0.07 72.44 15:09:02 0 6.56 0.00 1.12 10.44 0.05 81.83 15:09:02 1 25.72 0.00 1.62 2.63 0.08 69.94 15:09:02 2 36.24 0.00 2.43 1.15 0.08 60.10 15:09:02 3 19.27 0.00 1.56 1.26 0.05 77.86 15:10:01 all 17.13 0.00 1.41 2.45 0.06 78.94 15:10:01 0 11.07 0.00 0.58 2.94 0.05 85.37 15:10:01 1 34.18 0.00 1.66 0.97 0.08 63.10 15:10:01 2 11.95 0.00 2.74 4.77 0.07 80.48 15:10:01 3 11.25 0.00 0.62 1.13 0.07 86.93 15:11:01 all 4.16 0.00 0.23 0.03 0.03 95.55 15:11:01 0 2.17 0.00 0.23 0.10 0.02 97.48 15:11:01 1 5.89 0.00 0.40 0.00 0.05 93.66 15:11:01 2 4.93 0.00 0.23 0.00 0.03 94.80 15:11:01 3 3.66 0.00 0.07 0.00 0.03 96.24 15:12:01 all 19.58 0.00 1.32 0.82 0.07 78.20 15:12:01 0 9.09 0.00 1.58 2.04 0.07 87.22 15:12:01 1 14.71 0.00 1.20 0.02 0.05 84.02 15:12:01 2 22.06 0.00 0.69 0.97 0.07 76.22 15:12:01 3 32.52 0.00 1.84 0.27 0.08 65.29 Average: all 15.69 0.00 1.16 1.79 0.06 81.30 Average: 0 7.21 0.00 0.88 3.88 0.05 87.99 Average: 1 20.06 0.00 1.22 0.90 0.07 77.75 Average: 2 18.81 0.00 1.51 1.71 0.06 77.90 Average: 3 16.71 0.00 1.03 0.66 0.06 81.55