---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2178 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 475 5248 0 2251 7217 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:2c:eb:07 brd ff:ff:ff:ff:ff:ff inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe2c:eb07/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2178) 05/30/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 166.73 83.94 82.79 4924.36 40238.20 12:49:01 59.71 3.12 56.59 94.38 9958.47 12:50:01 110.03 36.74 73.29 2138.58 9521.48 12:51:01 30.11 3.40 26.71 129.31 5189.40 Average: 91.65 31.80 59.85 1821.79 16227.89 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6069168 7464560 2098252 25.69 36464 1539324 649768 7.05 533772 1402448 72152 12:49:01 5797264 7505684 2370156 29.02 57228 1812980 599752 6.51 495560 1674988 143468 12:50:01 5438756 7438176 2728664 33.41 66080 2086936 632620 6.86 694800 1817404 105604 12:51:01 5359576 7374340 2807844 34.38 69080 2099420 697328 7.57 768652 1822320 8848 Average: 5666191 7445690 2501229 30.62 57213 1884665 644867 7.00 623196 1679290 82518 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:48:01 ens3 376.64 224.26 1297.06 65.11 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 59.21 48.79 657.05 9.88 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 382.70 406.98 1747.20 78.12 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 57.19 65.22 28.61 600.81 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 218.94 186.32 932.50 188.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2178) 05/30/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.09 0.00 2.45 5.24 1.82 70.41 12:48:01 0 11.43 0.00 3.64 1.15 1.21 82.57 12:48:01 1 27.45 0.00 2.06 9.84 1.95 58.70 12:48:01 2 23.21 0.00 1.92 6.21 2.22 66.43 12:48:01 3 18.22 0.00 2.17 3.77 1.88 73.96 12:49:01 all 21.39 0.00 1.21 1.64 0.75 75.00 12:49:01 0 5.35 0.00 0.22 0.03 0.28 94.12 12:49:01 1 35.79 0.00 1.55 5.16 1.08 56.42 12:49:01 2 30.59 0.00 2.10 0.28 1.12 65.91 12:49:01 3 13.88 0.00 1.02 1.08 0.53 83.49 12:50:01 all 45.16 0.00 2.54 1.84 2.75 47.71 12:50:01 0 42.90 0.00 1.68 0.60 2.63 52.19 12:50:01 1 52.31 0.00 1.86 0.27 2.78 42.79 12:50:01 2 44.45 0.00 4.44 2.15 2.72 46.25 12:50:01 3 41.02 0.00 2.15 4.36 2.89 49.58 12:51:01 all 21.14 0.00 0.87 0.90 0.66 76.43 12:51:01 0 26.91 0.00 0.85 0.28 0.82 71.14 12:51:01 1 9.20 0.00 0.87 1.05 0.40 88.49 12:51:01 2 4.03 0.00 0.43 0.00 0.23 95.31 12:51:01 3 44.47 0.00 1.33 2.27 1.18 50.74 Average: all 26.93 0.00 1.77 2.41 1.50 67.40 Average: 0 21.64 0.00 1.60 0.52 1.24 75.01 Average: 1 31.17 0.00 1.58 4.08 1.55 61.62 Average: 2 25.53 0.00 2.22 2.17 1.57 68.51 Average: 3 29.38 0.00 1.67 2.87 1.62 64.47