---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2000 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 548 1115 0 2280 3129 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:ff:dd:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:feff:ddb7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2000) 05/31/25 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 137.79 54.59 83.20 3606.07 18980.04 23:20:01 86.70 29.71 56.99 1629.46 10510.25 23:21:01 10.15 0.00 10.15 0.00 452.32 23:22:01 35.94 10.56 25.38 721.08 3160.27 23:23:01 46.94 6.65 40.29 216.90 8764.54 Average: 63.51 20.30 43.20 1234.70 8373.48 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1831284 3397948 2207360 54.66 49884 1672428 580120 11.40 502608 1533220 167760 23:20:01 1497948 3233984 2540696 62.91 57736 1826244 725120 14.25 682308 1671516 4976 23:21:01 1481832 3225184 2556812 63.31 59656 1830752 725120 14.25 693240 1675268 1604 23:22:01 481036 2333620 3557608 88.09 62032 1933740 1535368 30.18 1615528 1739424 1048 23:23:01 1209508 3267548 2829136 70.05 67148 2129444 628768 12.36 813992 1807468 24768 Average: 1300322 3091657 2738322 67.80 59291 1878522 838899 16.49 861535 1685379 40031 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 358.17 232.78 1597.06 66.03 0.00 0.00 0.00 0.00 23:19:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:20:01 ens3 123.03 123.48 793.88 25.05 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 59.77 86.79 65.97 13.91 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 201.83 239.53 1323.60 35.05 0.00 0.00 0.00 0.00 23:22:01 lo 121.46 121.46 36.32 36.32 0.00 0.00 0.00 0.00 23:23:01 ens3 503.15 398.68 1462.14 175.96 0.00 0.00 0.00 0.00 23:23:01 lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 249.19 216.25 1048.53 63.20 0.00 0.00 0.00 0.00 Average: lo 25.01 25.01 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2000) 05/31/25 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.31 0.00 1.75 4.05 0.06 73.83 23:19:01 0 15.72 0.00 1.49 1.85 0.03 80.90 23:19:01 1 10.66 0.00 1.09 2.98 0.05 85.22 23:19:01 2 19.19 0.00 1.59 1.72 0.05 77.46 23:19:01 3 35.71 0.00 2.83 9.65 0.08 51.74 23:20:01 all 14.56 0.00 0.73 1.49 0.05 83.17 23:20:01 0 8.48 0.00 0.62 1.96 0.05 88.90 23:20:01 1 11.27 0.00 0.47 0.74 0.05 87.47 23:20:01 2 28.84 0.00 1.43 1.33 0.05 68.34 23:20:01 3 9.56 0.00 0.38 1.96 0.05 88.05 23:21:01 all 3.96 0.00 0.24 0.04 0.03 95.72 23:21:01 0 4.69 0.00 0.20 0.05 0.03 95.03 23:21:01 1 5.56 0.00 0.27 0.00 0.03 94.14 23:21:01 2 4.82 0.00 0.37 0.00 0.03 94.78 23:21:01 3 0.80 0.00 0.13 0.12 0.03 98.91 23:22:01 all 36.02 0.00 1.29 0.61 0.08 62.01 23:22:01 0 37.98 0.00 1.31 0.64 0.08 59.99 23:22:01 1 36.52 0.00 1.49 0.52 0.07 61.41 23:22:01 2 35.95 0.00 1.07 0.78 0.07 62.14 23:22:01 3 33.62 0.00 1.31 0.47 0.08 64.52 23:23:01 all 28.65 0.00 1.12 0.46 0.07 69.71 23:23:01 0 22.58 0.00 0.99 1.27 0.05 75.12 23:23:01 1 41.72 0.00 1.37 0.15 0.08 56.67 23:23:01 2 23.90 0.00 0.78 0.05 0.07 75.20 23:23:01 3 26.36 0.00 1.36 0.39 0.08 71.81 Average: all 20.70 0.00 1.02 1.33 0.06 76.89 Average: 0 17.88 0.00 0.92 1.15 0.05 80.00 Average: 1 21.17 0.00 0.94 0.88 0.06 76.96 Average: 2 22.54 0.00 1.05 0.78 0.05 75.58 Average: 3 21.20 0.00 1.20 2.52 0.07 75.02