---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2847 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 406 1211 0 2326 3271 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:6e:1c:85 brd ff:ff:ff:ff:ff:ff inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85990sec preferred_lft 85990sec inet6 fe80::f816:3eff:fe6e:1c85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2847) 06/14/25 _x86_64_ (4 CPU) 20:22:54 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 160.91 54.66 106.25 3602.47 43034.71 20:25:01 84.60 29.78 54.82 1631.06 10740.34 20:26:01 10.88 0.02 10.86 0.13 455.79 20:27:01 36.94 10.36 26.58 731.08 3605.00 20:28:01 3.23 0.08 3.15 2.93 175.70 20:29:01 32.79 3.80 29.00 111.05 2717.01 Average: 54.89 16.45 38.44 1013.12 10121.43 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1828476 3400120 2210168 54.73 50256 1676660 578856 11.38 498744 1537232 168484 20:25:01 1435100 3186300 2603544 64.47 57824 1840976 767864 15.09 728652 1685140 4724 20:26:01 1429336 3187744 2609308 64.61 59712 1845448 776288 15.26 729436 1688816 1988 20:27:01 508112 2393120 3530532 87.42 62292 1965492 1451392 28.53 1557164 1768996 3900 20:28:01 472756 2358052 3565888 88.29 62392 1965580 1493144 29.35 1594956 1766636 220 20:29:01 1202164 3304924 2836480 70.23 66724 2174436 651080 12.80 741416 1887328 155196 Average: 1145991 2971710 2892653 71.62 59867 1911432 953104 18.74 975061 1722358 55752 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 390.85 251.16 1633.24 67.65 0.00 0.00 0.00 0.00 20:24:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:25:01 ens3 167.69 151.61 1005.48 33.17 0.00 0.00 0.00 0.00 20:25:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:26:01 ens3 60.12 87.12 64.50 14.00 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 221.26 269.67 1588.48 37.26 0.00 0.00 0.00 0.00 20:27:01 lo 3.32 3.32 1.45 1.45 0.00 0.00 0.00 0.00 20:28:01 ens3 4.05 3.18 0.86 0.94 0.00 0.00 0.00 0.00 20:28:01 lo 12.81 12.81 3.48 3.48 0.00 0.00 0.00 0.00 20:29:01 ens3 259.16 263.51 1118.76 49.20 0.00 0.00 0.00 0.00 20:29:01 lo 13.85 13.85 3.01 3.01 0.00 0.00 0.00 0.00 Average: ens3 183.86 171.04 901.89 33.70 0.00 0.00 0.00 0.00 Average: lo 5.44 5.44 1.36 1.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2847) 06/14/25 _x86_64_ (4 CPU) 20:22:54 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 20.94 0.00 1.96 5.07 0.05 71.97 20:24:01 0 25.00 0.00 1.84 1.64 0.05 71.48 20:24:01 1 14.10 0.00 1.57 4.29 0.05 79.98 20:24:01 2 30.25 0.00 3.12 10.73 0.07 55.83 20:24:01 3 14.47 0.00 1.26 3.65 0.03 80.59 20:25:01 all 14.08 0.00 0.80 1.50 0.05 83.57 20:25:01 0 24.12 0.00 1.17 1.15 0.07 73.49 20:25:01 1 11.24 0.00 0.65 2.48 0.03 85.59 20:25:01 2 10.31 0.00 1.00 1.27 0.08 87.34 20:25:01 3 10.67 0.00 0.42 1.10 0.03 87.78 20:26:01 all 3.56 0.00 0.20 0.06 0.03 96.16 20:26:01 0 7.97 0.00 0.57 0.15 0.05 91.26 20:26:01 1 1.22 0.00 0.08 0.08 0.03 98.58 20:26:01 2 4.85 0.00 0.10 0.00 0.03 95.02 20:26:01 3 0.20 0.00 0.00 0.00 0.00 99.80 20:27:01 all 27.27 0.00 1.08 0.29 0.06 71.31 20:27:01 0 28.73 0.00 1.08 0.45 0.05 69.69 20:27:01 1 29.27 0.00 0.87 0.25 0.05 69.56 20:27:01 2 26.59 0.00 1.34 0.28 0.08 71.71 20:27:01 3 24.47 0.00 1.04 0.13 0.05 74.31 20:28:01 all 2.70 0.00 0.28 0.03 0.04 96.96 20:28:01 0 2.47 0.00 0.43 0.02 0.05 97.03 20:28:01 1 3.00 0.00 0.25 0.00 0.03 96.72 20:28:01 2 2.48 0.00 0.27 0.12 0.02 97.11 20:28:01 3 2.82 0.00 0.17 0.02 0.05 96.95 20:29:01 all 14.82 0.00 0.93 0.30 0.05 83.89 20:29:01 0 23.90 0.00 1.42 0.37 0.05 74.26 20:29:01 1 8.77 0.00 0.75 0.20 0.03 90.24 20:29:01 2 11.88 0.00 0.65 0.63 0.07 86.77 20:29:01 3 14.72 0.00 0.89 0.00 0.05 84.34 Average: all 13.89 0.00 0.87 1.21 0.05 83.98 Average: 0 18.70 0.00 1.08 0.63 0.05 79.53 Average: 1 11.26 0.00 0.70 1.22 0.04 86.79 Average: 2 14.38 0.00 1.08 2.16 0.06 82.32 Average: 3 11.23 0.00 0.63 0.82 0.04 87.29