---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-44920 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 587 12819 0 2632 15130 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b7:ea:ec brd ff:ff:ff:ff:ff:ff inet 10.30.106.170/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:feb7:eaec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44920) 09/10/25 _x86_64_ (4 CPU) 13:26:20 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:01 211.55 23.90 187.65 835.33 41830.49 13:29:01 161.34 38.56 122.78 2438.66 26328.01 13:30:01 4.27 0.50 3.77 13.73 266.36 13:31:01 28.06 2.80 25.26 279.02 13741.58 Average: 101.30 16.44 84.87 891.68 20541.61 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13924104 15576368 2500864 15.23 68216 1779696 1052684 6.02 641696 1635368 235472 13:29:01 11946224 13891600 4478744 27.27 77076 2055260 2298260 13.15 2427660 1804628 2792 13:30:01 11094856 13047144 5330112 32.45 77896 2060520 2995860 17.15 3272812 1807400 3776 13:31:01 13145484 15507744 3279484 19.97 81264 2460728 788408 4.51 955948 2068328 32300 Average: 12527667 14505714 3897301 23.73 76113 2089051 1783803 10.21 1824529 1828931 68585 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 ens3 78.34 67.42 1269.80 18.74 0.00 0.00 0.00 0.00 13:28:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 13:29:01 ens3 403.87 294.47 3192.26 59.57 0.00 0.00 0.00 0.00 13:29:01 lo 10.48 10.48 2.58 2.58 0.00 0.00 0.00 0.00 13:30:01 ens3 318.63 212.01 123.00 124.78 0.00 0.00 0.00 0.00 13:30:01 lo 55.56 55.56 28.43 28.43 0.00 0.00 0.00 0.00 13:31:01 ens3 463.61 348.58 2904.66 132.71 0.00 0.00 0.00 0.00 13:31:01 lo 2.68 2.68 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 316.11 230.62 1872.43 83.95 0.00 0.00 0.00 0.00 Average: lo 17.51 17.51 7.84 7.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44920) 09/10/25 _x86_64_ (4 CPU) 13:26:20 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 19.22 0.00 1.36 5.46 0.05 73.91 13:28:01 0 17.27 0.00 1.37 4.13 0.08 77.13 13:28:01 1 34.63 0.00 1.97 1.67 0.05 61.68 13:28:01 2 11.71 0.00 1.12 2.88 0.03 84.26 13:28:01 3 13.21 0.00 0.95 13.17 0.03 72.64 13:29:01 all 56.62 0.00 1.76 2.47 0.10 39.04 13:29:01 0 48.57 0.00 1.78 2.58 0.10 46.97 13:29:01 1 59.68 0.00 2.25 1.09 0.10 36.88 13:29:01 2 60.13 0.00 1.56 3.33 0.10 34.88 13:29:01 3 58.13 0.00 1.47 2.89 0.12 37.38 13:30:01 all 65.86 0.00 1.60 0.01 0.11 32.41 13:30:01 0 58.94 0.00 2.17 0.03 0.12 38.74 13:30:01 1 67.98 0.00 1.32 0.00 0.10 30.60 13:30:01 2 68.04 0.00 1.30 0.02 0.12 30.53 13:30:01 3 68.44 0.00 1.65 0.00 0.12 29.79 13:31:01 all 39.93 0.00 1.88 0.65 0.08 57.46 13:31:01 0 50.04 0.00 2.34 0.57 0.10 46.95 13:31:01 1 38.71 0.00 1.49 0.05 0.08 59.67 13:31:01 2 30.14 0.00 1.75 1.93 0.07 66.11 13:31:01 3 40.86 0.00 1.92 0.03 0.08 57.10 Average: all 45.41 0.00 1.65 2.15 0.09 50.70 Average: 0 43.72 0.00 1.92 1.83 0.10 52.43 Average: 1 50.24 0.00 1.76 0.70 0.08 47.22 Average: 2 42.50 0.00 1.43 2.04 0.08 53.95 Average: 3 45.17 0.00 1.50 4.02 0.09 49.22