---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1049 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 7.8G 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 471 5148 0 2356 7218 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:e1:e0:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fee1:e06a/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-1049) 10/24/26 _x86_64_ (4 CPU) 15:35:51 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 134.27 54.58 79.69 3565.88 8077.32 15:38:01 131.55 24.64 106.91 1240.87 20547.97 15:39:01 43.91 1.37 42.54 96.25 5595.20 Average: 103.09 26.88 76.21 1636.64 11355.59 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 5872124 7454268 2295288 28.10 50156 1702268 660744 7.17 533028 1580416 202088 15:38:01 4713696 6717288 3453716 42.29 65844 2090628 1315344 14.27 1318860 1914236 15156 15:39:01 5266564 7385188 2900848 35.52 70748 2198448 700484 7.60 714524 1964480 10800 Average: 5284128 7185581 2883284 35.30 62249 1997115 892191 9.68 855471 1819711 76015 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 321.33 208.00 1808.31 65.24 0.00 0.00 0.00 0.00 15:37:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:38:01 ens3 578.70 528.74 3746.71 111.85 0.00 0.00 0.00 0.00 15:38:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 15:39:01 ens3 193.38 172.30 651.85 42.88 0.00 0.00 0.00 0.00 15:39:01 lo 1.87 1.87 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 363.27 301.75 2059.57 73.11 0.00 0.00 0.00 0.00 Average: lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1049) 10/24/26 _x86_64_ (4 CPU) 15:35:51 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 22.44 0.00 1.89 3.89 0.07 71.71 15:37:02 0 32.46 0.00 2.49 7.86 0.08 57.11 15:37:02 1 15.46 0.00 1.44 1.87 0.05 81.19 15:37:02 2 26.15 0.00 2.19 1.29 0.08 70.28 15:37:02 3 15.68 0.00 1.42 4.51 0.05 78.34 15:38:01 all 35.86 0.00 1.90 2.58 0.09 59.57 15:38:01 0 30.37 0.00 1.82 4.60 0.08 63.12 15:38:01 1 31.58 0.00 1.63 3.86 0.08 62.84 15:38:01 2 50.29 0.00 3.40 1.66 0.14 44.52 15:38:01 3 31.24 0.00 0.71 0.22 0.07 67.76 15:39:01 all 24.15 0.00 1.34 0.91 0.06 73.54 15:39:01 0 11.41 0.00 1.15 2.31 0.03 85.10 15:39:01 1 18.03 0.00 1.47 0.85 0.05 79.60 15:39:01 2 36.61 0.00 1.62 0.25 0.10 61.42 15:39:01 3 30.58 0.00 1.14 0.18 0.07 68.03 Average: all 27.44 0.00 1.71 2.46 0.07 68.32 Average: 0 24.75 0.00 1.82 4.93 0.07 68.44 Average: 1 21.63 0.00 1.51 2.18 0.06 74.61 Average: 2 37.62 0.00 2.40 1.06 0.11 58.81 Average: 3 25.80 0.00 1.09 1.65 0.06 71.40