---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6487 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 470 5217 0 2287 7222 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:26:1b:5f brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe26:1b5f/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-6487) 07/23/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 99.18 29.16 70.03 963.95 5572.43 07:07:01 78.16 30.84 47.31 1716.32 9063.68 07:08:01 51.25 9.01 42.24 611.93 9214.13 07:09:01 24.48 0.93 23.55 48.53 5986.07 Average: 63.21 17.43 45.78 831.49 7452.36 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5846512 7393944 2320900 28.42 46108 1674728 710760 7.71 643240 1500132 169544 07:07:01 5568824 7346116 2598588 31.82 59140 1879112 780364 8.47 671776 1724028 148792 07:08:01 5376428 7423524 2790984 34.17 66688 2134484 662728 7.19 721976 1853304 162912 07:09:01 5360836 7412464 2806576 34.36 68492 2136996 664088 7.21 741796 1848768 9488 Average: 5538150 7394012 2629262 32.19 60107 1956330 704485 7.64 694697 1731558 122684 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 331.76 184.17 1280.13 54.69 0.00 0.00 0.00 0.00 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 73.28 59.36 553.33 15.48 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 175.66 156.48 1841.09 23.44 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 62.94 70.60 29.77 676.48 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 161.28 117.90 927.69 193.25 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6487) 07/23/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.09 0.00 1.48 3.26 1.49 70.68 07:06:02 0 23.37 0.00 1.13 0.60 1.20 73.70 07:06:02 1 10.23 0.00 0.90 5.65 1.08 82.15 07:06:02 2 39.45 0.00 2.45 4.88 2.40 50.81 07:06:02 3 19.23 0.00 1.43 1.88 1.28 76.17 07:07:01 all 23.95 0.00 1.44 1.85 1.44 71.32 07:07:01 0 13.00 0.00 0.74 0.54 0.83 84.89 07:07:01 1 34.20 0.00 2.03 1.12 1.39 61.26 07:07:01 2 26.43 0.00 1.55 4.47 2.17 65.38 07:07:01 3 22.19 0.00 1.45 1.27 1.33 73.76 07:08:01 all 38.00 0.00 1.72 1.14 2.83 56.30 07:08:01 0 34.20 0.00 1.68 0.38 2.61 61.14 07:08:01 1 56.58 0.00 2.14 0.25 3.22 37.80 07:08:01 2 35.68 0.00 1.46 0.70 2.73 59.44 07:08:01 3 25.59 0.00 1.61 3.25 2.77 66.78 07:09:01 all 20.45 0.00 1.02 0.85 1.05 76.63 07:09:01 0 37.68 0.00 1.11 0.15 1.66 59.39 07:09:01 1 33.28 0.00 1.68 0.83 1.30 62.91 07:09:01 2 8.65 0.00 0.75 0.05 0.65 89.91 07:09:01 3 2.10 0.00 0.55 2.35 0.57 94.43 Average: all 26.39 0.00 1.42 1.77 1.70 68.71 Average: 0 27.13 0.00 1.17 0.42 1.58 69.71 Average: 1 33.57 0.00 1.69 1.97 1.75 61.03 Average: 2 27.58 0.00 1.55 2.52 1.99 66.36 Average: 3 17.28 0.00 1.26 2.19 1.49 77.78