---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2884 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.6G 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 1077 12554 0 2407 14644 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:6f:c6:d1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.74/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86177sec preferred_lft 86177sec inet6 fe80::f816:3eff:fe6f:c6d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2884) 06/27/26 _x86_64_ (4 CPU) 00:37:21 LINUX RESTART (4 CPU) 00:38:03 tps rtps wtps bread/s bwrtn/s 00:39:01 122.82 11.95 110.88 292.92 27006.52 00:40:01 104.53 9.88 94.65 557.77 17180.47 00:41:01 31.59 5.20 26.40 171.17 3401.83 Average: 85.91 8.98 76.93 341.16 15737.75 00:38:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:39:01 13440364 15293540 2984596 18.17 70664 1973000 1204284 6.89 931088 1815076 246896 00:40:01 12928180 15057696 3496780 21.29 77952 2233676 1142672 6.54 1316436 1927132 65220 00:41:01 12894628 15033652 3530332 21.49 81780 2240144 1190296 6.81 1361584 1915804 25828 Average: 13087724 15128296 3337236 20.32 76799 2148940 1179084 6.75 1203036 1886004 112648 00:38:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:39:01 lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 00:39:01 ens3 209.55 130.75 2859.37 21.90 0.00 0.00 0.00 0.00 00:40:01 lo 12.18 12.18 0.61 0.61 0.00 0.00 0.00 0.00 00:40:01 ens3 813.23 489.50 2174.70 163.28 0.00 0.00 0.00 0.00 00:41:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 00:41:01 ens3 54.39 35.41 26.43 111.74 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 360.74 219.54 1673.66 99.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2884) 06/27/26 _x86_64_ (4 CPU) 00:37:21 LINUX RESTART (4 CPU) 00:38:03 CPU %user %nice %system %iowait %steal %idle 00:39:01 all 19.78 0.00 1.52 1.81 0.06 76.84 00:39:01 0 10.92 0.00 1.06 4.43 0.05 83.54 00:39:01 1 33.94 0.00 1.85 0.95 0.05 63.21 00:39:01 2 23.53 0.00 1.97 1.75 0.07 72.68 00:39:01 3 10.70 0.00 1.20 0.09 0.03 87.98 00:40:01 all 58.45 0.00 2.48 0.25 0.09 38.72 00:40:01 0 52.69 0.00 1.71 0.12 0.08 45.41 00:40:01 1 62.67 0.00 3.57 0.64 0.10 33.02 00:40:01 2 60.38 0.00 2.26 0.12 0.08 37.16 00:40:01 3 58.05 0.00 2.40 0.13 0.10 39.32 00:41:01 all 13.94 0.00 0.97 0.33 0.04 84.72 00:41:01 0 1.42 0.00 0.63 0.98 0.02 96.95 00:41:01 1 26.23 0.00 1.55 0.17 0.03 72.02 00:41:01 2 18.74 0.00 0.88 0.10 0.07 80.20 00:41:01 3 9.35 0.00 0.84 0.07 0.03 89.71 Average: all 30.82 0.00 1.66 0.78 0.06 66.68 Average: 0 21.77 0.00 1.13 1.81 0.05 75.23 Average: 1 40.98 0.00 2.33 0.58 0.06 56.05 Average: 2 34.32 0.00 1.70 0.64 0.07 63.26 Average: 3 26.19 0.00 1.48 0.10 0.06 72.17