---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5882 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: 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 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 7.6G 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 452 5373 0 2150 7244 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:40:06:af brd ff:ff:ff:ff:ff:ff inet 10.32.7.32/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe40:6af/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-5882) 10/08/25 _x86_64_ (4 CPU) 07:05:04 LINUX RESTART (4 CPU) 07:06:01 tps rtps wtps bread/s bwrtn/s 07:07:01 50.83 2.32 48.52 47.98 7051.52 07:08:01 99.48 37.50 61.98 2139.29 10638.19 07:09:01 26.25 1.48 24.77 71.29 5099.93 07:10:01 20.04 0.08 19.96 2.80 1367.68 Average: 49.15 10.35 38.80 565.30 6039.25 07:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:07:01 5883440 7457228 2283980 27.96 51348 1692608 635800 6.90 547536 1552648 140596 07:08:01 5435552 7219976 2731868 33.45 60812 1884304 838136 9.09 847312 1679720 10188 07:09:01 5565068 7478948 2602352 31.86 63968 2008524 590968 6.41 658128 1737316 26400 07:10:01 5444084 7360336 2723336 33.34 65800 2008712 720204 7.81 778788 1735936 11484 Average: 5582036 7379122 2585384 31.65 60482 1898537 696277 7.56 707941 1676405 47167 07:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:07:01 ens3 55.71 40.50 726.08 5.44 0.00 0.00 0.00 0.00 07:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 197.52 199.85 1166.39 40.70 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 95.85 117.74 280.91 624.32 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:10:01 ens3 11.76 11.85 9.23 5.92 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 90.21 92.49 545.63 169.13 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5882) 10/08/25 _x86_64_ (4 CPU) 07:05:04 LINUX RESTART (4 CPU) 07:06:01 CPU %user %nice %system %iowait %steal %idle 07:07:01 all 17.93 0.00 1.18 2.50 2.50 75.89 07:07:01 0 4.32 0.00 0.25 0.07 1.55 93.82 07:07:01 1 23.93 0.00 1.58 6.02 3.15 65.33 07:07:01 2 35.30 0.00 2.28 3.86 3.10 55.45 07:07:01 3 8.19 0.00 0.61 0.07 2.19 88.94 07:08:01 all 32.19 0.00 1.87 2.74 7.22 55.98 07:08:01 0 23.56 0.00 1.50 2.67 7.21 65.06 07:08:01 1 31.88 0.00 2.66 3.75 7.50 54.22 07:08:01 2 41.35 0.00 2.06 2.35 6.69 47.55 07:08:01 3 32.04 0.00 1.30 2.18 7.50 56.98 07:09:01 all 20.83 0.00 1.24 1.06 3.00 73.88 07:09:01 0 5.01 0.00 0.66 0.21 1.74 92.38 07:09:01 1 47.20 0.00 1.91 1.26 4.02 45.61 07:09:01 2 22.85 0.00 1.24 2.64 3.03 70.24 07:09:01 3 8.29 0.00 1.14 0.13 3.14 87.30 07:10:01 all 19.90 0.00 0.98 0.98 2.57 75.57 07:10:01 0 11.16 0.00 0.62 0.16 2.68 85.38 07:10:01 1 5.82 0.00 0.75 0.30 1.14 92.00 07:10:01 2 9.53 0.00 1.02 3.02 2.30 84.13 07:10:01 3 52.95 0.00 1.56 0.41 4.16 40.93 Average: all 22.74 0.00 1.32 1.82 3.83 70.29 Average: 0 11.07 0.00 0.76 0.78 3.31 84.08 Average: 1 27.26 0.00 1.72 2.84 3.97 64.21 Average: 2 27.26 0.00 1.65 2.97 3.78 64.34 Average: 3 25.40 0.00 1.15 0.70 4.26 68.50