---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2411 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 41% / 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 697 905 0 2341 2980 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:1e:9a:36 brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe1e:9a36/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2411) 06/07/25 _x86_64_ (4 CPU) 22:37:52 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:03 139.48 54.57 84.90 3605.93 22161.37 22:40:01 88.31 30.75 57.56 1685.78 10756.35 22:41:01 10.43 0.00 10.43 0.00 470.72 22:42:01 49.81 4.70 45.11 180.24 9760.77 22:43:01 20.85 0.68 20.16 83.59 6950.57 Average: 61.60 18.06 43.54 1107.25 10015.02 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:03 1820308 3385624 2218336 54.93 49760 1671240 583592 11.47 514284 1532788 167588 22:40:01 1508240 3240008 2530404 62.65 57472 1822548 730280 14.36 674916 1669196 4420 22:41:01 1490580 3230224 2548064 63.09 59532 1827348 738284 14.51 686584 1672992 2000 22:42:01 1147580 3277300 2891064 71.59 63912 2204468 602160 11.84 701884 1984420 99796 22:43:01 936436 3057716 3102208 76.81 65912 2194512 837056 16.45 1144388 1752728 23764 Average: 1380629 3238174 2658015 65.81 59318 1944023 698274 13.73 744411 1722425 59514 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:03 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:39:03 ens3 394.73 251.51 1585.10 68.30 0.00 0.00 0.00 0.00 22:40:01 lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 22:40:01 ens3 133.34 124.48 783.64 25.24 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 60.56 86.89 68.50 14.00 0.00 0.00 0.00 0.00 22:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:42:01 ens3 941.26 764.49 4450.60 132.47 0.00 0.00 0.00 0.00 22:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 87.45 62.76 29.66 250.81 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 324.74 258.92 1387.52 98.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2411) 06/07/25 _x86_64_ (4 CPU) 22:37:52 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:03 all 21.60 0.00 1.82 3.68 0.05 72.84 22:39:03 0 22.13 0.00 2.24 1.72 0.05 73.86 22:39:03 1 10.92 0.00 1.20 2.94 0.03 84.90 22:39:03 2 32.42 0.00 2.32 9.06 0.08 56.10 22:39:03 3 21.09 0.00 1.54 1.02 0.05 76.31 22:40:01 all 14.25 0.00 0.85 1.49 0.05 83.36 22:40:01 0 10.65 0.00 0.60 0.91 0.05 87.78 22:40:01 1 9.27 0.00 0.83 0.16 0.05 89.69 22:40:01 2 26.66 0.00 1.54 4.01 0.07 67.72 22:40:01 3 10.40 0.00 0.43 0.93 0.03 88.20 22:41:01 all 4.61 0.00 0.28 0.03 0.03 95.06 22:41:01 0 8.19 0.00 0.02 0.00 0.02 91.78 22:41:01 1 6.17 0.00 0.67 0.00 0.03 93.13 22:41:01 2 2.49 0.00 0.38 0.08 0.03 97.01 22:41:01 3 1.60 0.00 0.05 0.00 0.02 98.33 22:42:01 all 17.29 0.00 1.36 0.44 0.07 80.84 22:42:01 0 17.62 0.00 1.14 0.38 0.07 80.80 22:42:01 1 15.37 0.00 1.06 0.22 0.05 83.31 22:42:01 2 17.02 0.00 1.90 1.12 0.10 79.85 22:42:01 3 19.17 0.00 1.32 0.03 0.05 79.42 22:43:01 all 31.81 0.00 0.74 0.30 0.06 67.10 22:43:01 0 48.86 0.00 1.17 0.07 0.08 49.82 22:43:01 1 30.93 0.00 0.65 0.00 0.05 68.37 22:43:01 2 20.56 0.00 0.50 1.11 0.03 77.80 22:43:01 3 26.82 0.00 0.68 0.00 0.07 72.43 Average: all 17.94 0.00 1.01 1.19 0.05 79.81 Average: 0 21.57 0.00 1.03 0.61 0.05 76.73 Average: 1 14.57 0.00 0.88 0.67 0.04 83.83 Average: 2 19.79 0.00 1.33 3.07 0.06 75.74 Average: 3 15.84 0.00 0.81 0.39 0.04 82.91