---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6004 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 7.7G 12G 40% / 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 463 5224 0 2288 7229 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:bc:34:b6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:febc:34b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6004) 07/17/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 101.90 31.03 70.87 1044.09 6212.98 07:07:01 75.44 30.53 44.91 1691.05 8621.90 07:08:01 54.37 9.43 44.94 623.76 9563.61 07:09:01 25.41 0.35 25.06 33.72 6061.05 Average: 64.28 17.83 46.44 848.12 7614.82 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5849236 7397508 2318176 28.38 46176 1674804 711152 7.72 638344 1499560 168844 07:07:01 5497432 7284312 2669980 32.69 60060 1886780 805784 8.74 733468 1728996 165860 07:08:01 5365948 7423208 2801464 34.30 67008 2143536 667908 7.25 725272 1855824 170032 07:09:01 5360136 7412528 2807276 34.37 69164 2136568 666532 7.23 742068 1846556 10616 Average: 5518188 7379389 2649224 32.44 60602 1960422 712844 7.73 709788 1732734 128838 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:01 ens3 461.09 245.91 1493.34 67.51 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 90.92 77.69 650.81 16.95 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 203.17 197.37 1755.32 683.13 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 16.23 14.65 13.23 6.70 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 192.84 133.90 978.13 193.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6004) 07/17/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.34 0.00 1.78 2.99 1.05 70.84 07:06:01 0 22.74 0.00 1.68 1.97 1.18 72.43 07:06:01 1 15.94 0.00 1.07 2.69 0.64 79.66 07:06:01 2 44.51 0.00 2.91 1.80 1.70 49.08 07:06:01 3 10.16 0.00 1.45 5.49 0.67 82.24 07:07:01 all 25.36 0.00 1.49 1.86 1.15 70.15 07:07:01 0 22.04 0.00 1.35 1.13 1.25 74.23 07:07:01 1 16.48 0.00 1.20 1.20 0.92 80.21 07:07:01 2 53.31 0.00 2.72 1.07 1.80 41.09 07:07:01 3 9.68 0.00 0.72 4.04 0.58 84.98 07:08:01 all 36.73 0.00 1.97 1.05 2.27 57.98 07:08:01 0 28.10 0.00 1.72 0.73 2.08 67.36 07:08:01 1 41.18 0.00 1.92 2.10 2.37 52.44 07:08:01 2 41.73 0.00 2.65 0.33 2.77 52.52 07:08:01 3 35.90 0.00 1.58 1.05 1.88 59.59 07:09:01 all 20.99 0.00 0.92 0.84 0.66 76.59 07:09:01 0 1.87 0.00 0.33 0.30 0.43 97.06 07:09:01 1 1.48 0.00 0.61 2.68 0.53 94.70 07:09:01 2 52.39 0.00 1.77 0.22 1.13 44.50 07:09:01 3 28.20 0.00 1.00 0.17 0.55 70.08 Average: all 26.61 0.00 1.54 1.68 1.28 68.89 Average: 0 18.70 0.00 1.27 1.03 1.24 77.76 Average: 1 18.76 0.00 1.20 2.17 1.11 76.76 Average: 2 47.98 0.00 2.51 0.86 1.85 46.80 Average: 3 20.99 0.00 1.19 2.68 0.92 74.21