---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8687 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 482 5314 0 2179 7213 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:e9:5d:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.221/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fee9:5df0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8687) 03/12/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 142.23 56.34 85.89 3645.93 40631.78 07:07:01 86.14 30.04 56.09 1701.58 9190.73 07:08:01 70.07 8.87 61.21 511.11 7469.96 07:09:01 28.87 3.70 25.17 141.42 4974.61 Average: 81.82 24.74 57.09 1499.95 15566.33 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5987596 7415784 2179824 26.69 37272 1570860 702920 7.63 588492 1430444 86152 07:07:01 5579460 7280776 2587960 31.69 57268 1808372 846276 9.18 743016 1651948 101248 07:08:01 5485712 7415272 2681708 32.83 65008 2022216 655572 7.11 725264 1750484 114308 07:09:01 5393420 7337516 2774000 33.96 67248 2034056 730900 7.93 810328 1755912 8896 Average: 5611547 7362337 2555873 31.29 56699 1858876 733917 7.96 716775 1647197 77651 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 394.60 221.61 1464.22 64.22 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 65.24 56.97 433.04 15.88 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 07:08:01 ens3 345.98 365.32 1575.76 70.66 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 56.23 63.61 27.52 598.70 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 215.51 176.88 875.10 187.38 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-8687) 03/12/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.44 0.00 2.55 5.08 2.12 68.81 07:06:01 0 31.27 0.00 2.34 6.32 3.02 57.05 07:06:01 1 7.25 0.00 1.32 9.06 1.61 80.76 07:06:01 2 23.46 0.00 4.37 1.83 1.76 68.59 07:06:01 3 23.76 0.00 2.10 3.13 2.12 68.89 07:07:01 all 23.12 0.00 1.57 3.10 2.29 69.93 07:07:01 0 21.01 0.00 1.78 7.07 2.16 67.97 07:07:01 1 19.23 0.00 1.21 1.90 1.72 75.95 07:07:01 2 38.69 0.00 2.19 1.05 3.37 54.70 07:07:01 3 13.38 0.00 1.14 2.40 1.90 81.18 07:08:01 all 41.33 0.00 2.20 1.14 4.51 50.83 07:08:01 0 41.92 0.00 1.87 0.66 4.35 51.19 07:08:01 1 37.19 0.00 1.96 1.32 4.39 55.14 07:08:01 2 39.65 0.00 2.19 1.63 4.08 52.44 07:08:01 3 46.53 0.00 2.75 0.95 5.17 44.60 07:09:01 all 20.49 0.00 0.79 1.34 1.54 75.85 07:09:01 0 10.66 0.00 0.35 2.55 1.34 85.10 07:09:01 1 27.82 0.00 1.01 0.48 1.48 69.21 07:09:01 2 24.95 0.00 0.78 1.09 1.59 71.59 07:09:01 3 18.55 0.00 1.01 1.21 1.75 77.48 Average: all 26.62 0.00 1.78 2.66 2.62 66.33 Average: 0 26.25 0.00 1.59 4.15 2.72 65.29 Average: 1 22.89 0.00 1.38 3.19 2.30 70.25 Average: 2 31.72 0.00 2.38 1.40 2.71 61.79 Average: 3 25.61 0.00 1.75 1.92 2.74 67.99