---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-279 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 7.9G 12G 41% / 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 454 5022 0 2498 7234 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:98:f1:2a brd ff:ff:ff:ff:ff:ff inet 10.32.7.0/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe98:f12a/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-279) 10/17/26 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 158.22 55.54 102.68 3627.80 43507.70 05:17:01 104.44 37.53 66.91 2294.14 13939.14 05:18:01 21.70 10.53 11.17 782.40 6588.67 05:19:01 40.86 2.40 38.46 162.77 8458.32 Average: 81.21 26.46 54.76 1714.42 18141.27 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5887324 7468952 2280096 27.92 49924 1701868 652436 7.08 516616 1580460 194016 05:17:01 5385528 7318620 2781892 34.06 61988 2028180 795288 8.63 708004 1862280 93724 05:18:01 4401348 6565336 3766072 46.11 66984 2247080 1417552 15.38 1541884 1995772 107156 05:19:01 5161108 7425820 3006312 36.81 70840 2341808 652688 7.08 734492 2042428 6988 Average: 5208827 7194682 2958593 36.22 62434 2079734 879491 9.54 875249 1870235 100471 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 296.42 207.05 1811.16 64.44 0.00 0.00 0.00 0.00 05:16:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:17:01 ens3 148.56 142.53 2258.40 24.84 0.00 0.00 0.00 0.00 05:17:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 05:18:01 ens3 135.75 134.25 2206.86 21.24 0.00 0.00 0.00 0.00 05:18:01 lo 119.47 119.47 36.25 36.25 0.00 0.00 0.00 0.00 05:19:01 ens3 52.69 50.69 505.54 15.41 0.00 0.00 0.00 0.00 05:19:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 158.40 133.59 1693.14 31.51 0.00 0.00 0.00 0.00 Average: lo 30.77 30.77 9.17 9.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-279) 10/17/26 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.00 0.00 1.98 4.80 0.07 72.15 05:16:02 0 11.65 0.00 1.87 9.69 0.05 76.73 05:16:02 1 51.71 0.00 3.54 3.74 0.12 40.89 05:16:02 2 12.91 0.00 1.51 2.57 0.07 82.94 05:16:02 3 7.67 0.00 0.99 3.14 0.03 88.16 05:17:01 all 17.70 0.00 1.08 2.28 0.06 78.88 05:17:01 0 7.11 0.00 1.04 6.82 0.03 84.99 05:17:01 1 38.84 0.00 1.92 0.61 0.08 58.55 05:17:01 2 12.00 0.00 0.83 1.62 0.05 85.50 05:17:01 3 12.81 0.00 0.54 0.10 0.05 86.50 05:18:01 all 40.86 0.00 1.42 0.32 0.10 57.30 05:18:01 0 41.65 0.00 1.30 0.28 0.08 56.68 05:18:01 1 41.32 0.00 1.41 0.52 0.10 56.66 05:18:01 2 41.83 0.00 1.60 0.15 0.10 56.32 05:18:01 3 38.64 0.00 1.39 0.33 0.08 59.56 05:19:01 all 22.56 0.00 1.21 0.93 0.05 75.25 05:19:01 0 12.03 0.00 1.22 2.32 0.03 84.40 05:19:01 1 28.96 0.00 1.45 1.27 0.07 68.25 05:19:01 2 44.67 0.00 1.66 0.08 0.08 53.51 05:19:01 3 4.69 0.00 0.52 0.02 0.02 94.76 Average: all 25.57 0.00 1.43 2.08 0.07 70.86 Average: 0 18.15 0.00 1.36 4.77 0.05 75.67 Average: 1 40.21 0.00 2.08 1.54 0.09 56.08 Average: 2 27.96 0.00 1.40 1.10 0.08 69.46 Average: 3 15.96 0.00 0.86 0.90 0.05 82.23