---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3302 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 8.1G 12G 43% / 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 460 4757 0 2757 7226 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:ed:bb:34 brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:feed:bb34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3302) 06/13/26 _x86_64_ (4 CPU) 12:27:52 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 143.58 54.87 88.70 3608.07 41184.49 12:30:01 72.87 17.76 55.12 1255.03 10223.38 12:31:01 97.50 20.78 76.72 898.67 27139.73 12:32:01 27.45 0.68 26.76 77.72 3991.20 Average: 85.40 23.55 61.85 1460.74 20677.55 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 5963940 7409840 2203480 26.98 38568 1586712 720888 7.82 597060 1442384 100712 12:30:01 5712668 7473840 2454752 30.06 58272 1864468 811224 8.80 557688 1696572 156108 12:31:01 4908136 7421004 3259284 39.91 64960 2596360 655452 7.11 677652 2355596 83028 12:32:01 4880964 7405692 3286456 40.24 67572 2605476 680800 7.39 701260 2358816 10364 Average: 5366427 7427594 2800993 34.29 57343 2163254 717091 7.78 633415 1963342 87553 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:29:02 ens3 462.82 267.01 1531.74 68.24 0.00 0.00 0.00 0.00 12:30:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 12:30:01 ens3 75.89 59.23 530.92 12.61 0.00 0.00 0.00 0.00 12:31:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:31:01 ens3 633.08 532.73 10627.55 73.44 0.00 0.00 0.00 0.00 12:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:32:01 ens3 13.00 13.30 11.21 6.41 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 297.10 218.71 3186.00 40.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3302) 06/13/26 _x86_64_ (4 CPU) 12:27:52 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 23.16 0.00 2.11 4.53 1.68 68.52 12:29:02 0 18.60 0.00 1.94 4.77 2.04 72.65 12:29:02 1 22.69 0.00 2.07 2.34 1.43 71.47 12:29:02 2 33.57 0.00 1.89 7.40 2.01 55.13 12:29:02 3 17.78 0.00 2.54 3.60 1.22 74.86 12:30:01 all 20.82 0.00 1.44 2.06 1.57 74.11 12:30:01 0 16.47 0.00 1.39 0.69 1.26 80.18 12:30:01 1 40.50 0.00 2.32 0.78 1.99 54.41 12:30:01 2 20.33 0.00 1.35 5.39 1.22 71.71 12:30:01 3 6.15 0.00 0.70 1.39 1.83 89.93 12:31:01 all 38.13 0.00 2.52 2.50 3.28 53.57 12:31:01 0 35.77 0.00 2.09 1.31 3.03 57.80 12:31:01 1 38.29 0.00 3.00 1.24 3.30 54.17 12:31:01 2 40.56 0.00 1.99 2.85 3.10 51.51 12:31:01 3 37.91 0.00 3.01 4.56 3.70 50.83 12:32:01 all 20.46 0.00 0.95 0.87 1.26 76.46 12:32:01 0 2.63 0.00 0.38 0.00 0.50 96.49 12:32:01 1 61.83 0.00 2.08 0.38 2.15 33.56 12:32:01 2 0.60 0.00 0.43 2.09 0.56 96.32 12:32:01 3 16.95 0.00 0.94 1.02 1.80 79.29 Average: all 25.67 0.00 1.76 2.49 1.95 68.13 Average: 0 18.38 0.00 1.45 1.69 1.71 76.76 Average: 1 40.83 0.00 2.37 1.19 2.22 53.40 Average: 2 23.78 0.00 1.42 4.43 1.73 68.65 Average: 3 19.75 0.00 1.80 2.65 2.14 73.67