---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8932 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 447 5189 0 2338 7245 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:0f:18:1a brd ff:ff:ff:ff:ff:ff inet 10.32.6.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe0f:181a/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-8932) 03/14/26 _x86_64_ (4 CPU) 23:17:56 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 149.02 75.36 73.66 4545.02 39902.05 23:20:01 60.09 5.68 54.41 178.95 9012.71 23:21:01 58.22 28.17 30.05 1997.87 7414.40 23:22:01 17.11 6.97 10.15 270.22 3459.82 23:23:01 26.61 1.45 25.16 103.17 7622.39 Average: 62.22 23.58 38.63 1423.23 13498.11 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 6069860 7453192 2097560 25.68 35744 1528284 655472 7.11 548100 1389360 66896 23:20:01 5852652 7499436 2314768 28.34 55416 1756172 574800 6.24 506500 1614600 128688 23:21:01 5113240 6993968 3054180 37.39 62064 1977112 1076148 11.68 1064340 1783040 92196 23:22:01 4990124 6889852 3177296 38.90 63352 1993592 1086324 11.79 1196748 1768368 2676 23:23:01 5329732 7439244 2837688 34.74 67948 2194004 641768 6.96 706496 1911748 33396 Average: 5471122 7255138 2696298 33.01 56905 1889833 806902 8.76 804437 1693423 64770 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 23:19:02 ens3 425.09 216.26 1199.05 63.83 0.00 0.00 0.00 0.00 23:20:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 23:20:01 ens3 65.97 50.87 728.74 10.53 0.00 0.00 0.00 0.00 23:21:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 202.28 173.33 2570.13 25.51 0.00 0.00 0.00 0.00 23:22:01 lo 122.63 122.63 36.54 36.54 0.00 0.00 0.00 0.00 23:22:01 ens3 19.25 19.28 105.61 3.92 0.00 0.00 0.00 0.00 23:23:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 23:23:01 ens3 122.34 110.10 1241.83 19.43 0.00 0.00 0.00 0.00 Average: lo 25.37 25.37 7.40 7.40 0.00 0.00 0.00 0.00 Average: ens3 167.33 114.18 1170.50 24.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8932) 03/14/26 _x86_64_ (4 CPU) 23:17:56 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 20.67 0.00 2.60 6.14 3.54 67.05 23:19:02 0 14.78 0.00 4.19 3.91 2.89 74.23 23:19:02 1 26.57 0.00 2.09 3.49 3.95 63.91 23:19:02 2 23.09 0.00 2.24 8.19 3.93 62.55 23:19:02 3 18.17 0.00 1.90 8.98 3.38 67.57 23:20:01 all 19.75 0.00 1.29 2.53 2.24 74.19 23:20:01 0 2.20 0.00 0.31 0.03 2.91 94.54 23:20:01 1 46.97 0.00 2.88 0.64 2.66 46.85 23:20:01 2 14.04 0.00 0.86 7.03 1.91 76.17 23:20:01 3 16.10 0.00 1.20 2.44 1.48 78.78 23:21:01 all 21.69 0.00 1.28 1.68 4.96 70.39 23:21:01 0 19.71 0.00 1.17 1.72 5.02 72.37 23:21:01 1 23.40 0.00 1.24 2.20 4.50 68.65 23:21:01 2 22.12 0.00 1.46 1.02 5.39 70.01 23:21:01 3 21.54 0.00 1.20 1.80 4.94 70.52 23:22:01 all 41.66 0.00 1.36 0.45 6.50 50.03 23:22:01 0 44.81 0.00 1.24 0.31 6.71 46.94 23:22:01 1 41.66 0.00 1.34 0.51 6.28 50.22 23:22:01 2 44.29 0.00 1.43 0.68 6.56 47.04 23:22:01 3 35.91 0.00 1.44 0.28 6.44 55.92 23:23:01 all 24.70 0.00 1.36 1.22 2.79 69.92 23:23:01 0 12.02 0.00 1.79 2.70 2.43 81.06 23:23:01 1 59.86 0.00 1.56 0.63 3.58 34.38 23:23:01 2 11.77 0.00 0.87 1.40 2.18 83.78 23:23:01 3 15.32 0.00 1.23 0.21 2.97 80.28 Average: all 25.74 0.00 1.58 2.40 4.02 66.26 Average: 0 18.79 0.00 1.74 1.73 4.01 73.73 Average: 1 39.59 0.00 1.81 1.50 4.20 52.89 Average: 2 23.14 0.00 1.38 3.65 4.01 67.82 Average: 3 21.47 0.00 1.39 2.74 3.86 70.54