---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10162 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 555 12677 0 2806 15158 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:68:2b:d7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.251/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fe68:2bd7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10162) 05/13/26 _x86_64_ (4 CPU) 08:17:00 LINUX RESTART (4 CPU) 08:18:01 tps rtps wtps bread/s bwrtn/s 08:19:01 1.67 0.03 1.63 2.40 18.53 08:20:01 1.52 0.00 1.52 0.00 19.19 08:21:01 0.78 0.00 0.78 0.00 9.73 08:22:01 354.29 22.78 331.51 855.46 9760.11 08:23:01 132.88 15.45 117.43 411.66 17663.72 08:24:02 19.86 5.27 14.60 403.93 1756.37 08:25:01 56.40 6.32 50.08 167.84 19579.05 Average: 81.11 7.12 73.99 263.26 6942.14 08:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:19:01 14475728 15705548 1949240 11.87 32132 1416824 710088 4.06 475652 1300620 152 08:20:01 14476176 15706060 1948792 11.86 32196 1416828 710088 4.06 475636 1300612 8 08:21:01 14476156 15706084 1948812 11.86 32220 1416832 710088 4.06 475768 1300616 152 08:22:01 13904248 15552760 2520720 15.35 67248 1778444 803636 4.60 671164 1627960 232360 08:23:01 12839608 14773784 3585360 21.83 84208 2034340 1550060 8.87 1479568 1858324 9392 08:24:02 12483224 14499056 3941744 24.00 86716 2110668 1723056 9.86 1800692 1885268 28804 08:25:01 12989880 15530164 3435088 20.91 91956 2622616 768440 4.40 973652 2195232 26648 Average: 13663574 15353351 2761394 16.81 60954 1828079 996494 5.70 907447 1638376 42502 08:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:19:01 ens3 1.30 0.75 0.48 0.62 0.00 0.00 0.00 0.00 08:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 ens3 1.17 0.53 0.43 0.50 0.00 0.00 0.00 0.00 08:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:21:01 ens3 0.60 0.07 0.09 0.07 0.00 0.00 0.00 0.00 08:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 ens3 191.35 141.64 1504.93 49.13 0.00 0.00 0.00 0.00 08:22:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 08:23:01 ens3 401.07 340.36 3172.64 81.10 0.00 0.00 0.00 0.00 08:23:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:24:02 ens3 772.14 579.45 640.17 298.03 0.00 0.00 0.00 0.00 08:24:02 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 08:25:01 ens3 315.18 268.36 376.03 1838.37 0.00 0.00 0.00 0.00 08:25:01 lo 3.07 3.07 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 240.22 189.98 814.56 320.35 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10162) 05/13/26 _x86_64_ (4 CPU) 08:17:00 LINUX RESTART (4 CPU) 08:18:01 CPU %user %nice %system %iowait %steal %idle 08:19:01 all 0.05 0.00 0.03 0.01 0.01 99.90 08:19:01 0 0.03 0.00 0.02 0.00 0.02 99.93 08:19:01 1 0.07 0.00 0.05 0.00 0.02 99.87 08:19:01 2 0.10 0.00 0.02 0.00 0.00 99.88 08:19:01 3 0.00 0.00 0.03 0.03 0.00 99.93 08:20:01 all 0.41 0.00 0.02 0.01 0.01 99.55 08:20:01 0 1.47 0.00 0.02 0.00 0.00 98.52 08:20:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:20:01 2 0.07 0.00 0.02 0.03 0.00 99.88 08:20:01 3 0.03 0.00 0.03 0.02 0.02 99.90 08:21:01 all 0.28 0.00 0.01 0.01 0.01 99.69 08:21:01 0 0.99 0.00 0.02 0.00 0.00 98.99 08:21:01 1 0.03 0.00 0.02 0.02 0.03 99.90 08:21:01 2 0.02 0.00 0.00 0.00 0.00 99.98 08:21:01 3 0.05 0.00 0.00 0.00 0.00 99.95 08:22:01 all 18.34 0.00 1.58 2.29 0.05 77.74 08:22:01 0 26.85 0.00 1.90 0.35 0.05 70.85 08:22:01 1 12.10 0.00 2.07 7.91 0.07 77.85 08:22:01 2 24.16 0.00 1.55 0.67 0.07 73.55 08:22:01 3 10.24 0.00 0.82 0.25 0.03 88.66 08:23:01 all 33.04 0.00 1.98 0.46 0.09 64.43 08:23:01 0 32.58 0.00 1.44 0.17 0.12 65.70 08:23:01 1 27.32 0.00 3.39 1.30 0.07 67.92 08:23:01 2 36.83 0.00 1.15 0.20 0.08 61.74 08:23:01 3 35.41 0.00 1.96 0.17 0.10 62.36 08:24:02 all 34.16 0.00 4.71 0.06 0.08 60.99 08:24:02 0 43.07 0.00 8.59 0.12 0.07 48.16 08:24:02 1 35.31 0.00 7.17 0.10 0.10 57.32 08:24:02 2 26.07 0.00 0.72 0.00 0.05 73.16 08:24:02 3 32.20 0.00 2.34 0.02 0.08 65.37 08:25:01 all 35.88 0.00 2.22 0.57 0.08 61.25 08:25:01 0 25.43 0.00 1.67 1.55 0.05 71.30 08:25:01 1 44.16 0.00 2.50 0.54 0.10 52.69 08:25:01 2 41.02 0.00 2.04 0.05 0.07 56.82 08:25:01 3 32.89 0.00 2.68 0.15 0.10 64.18 Average: all 17.37 0.00 1.50 0.49 0.05 80.59 Average: 0 18.56 0.00 1.94 0.31 0.04 79.15 Average: 1 16.91 0.00 2.17 1.41 0.06 79.45 Average: 2 18.26 0.00 0.78 0.14 0.04 80.78 Average: 3 15.75 0.00 1.12 0.09 0.05 83.00