---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6184 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 7.8G 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 465 5058 0 2452 7223 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:23:0c:82 brd ff:ff:ff:ff:ff:ff inet 10.32.6.155/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fe23:c82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6184) 07/18/26 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:18:02 tps rtps wtps bread/s bwrtn/s 23:19:01 178.29 93.61 84.68 5193.15 41021.54 23:20:01 55.24 0.18 55.06 22.00 9786.50 23:21:01 74.52 33.41 41.11 2141.91 10065.56 23:22:01 18.23 7.08 11.15 277.15 3539.41 23:23:01 29.93 2.37 27.56 123.45 7387.57 Average: 70.88 27.11 43.77 1539.41 14270.54 23:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 6050360 7443332 2117060 25.92 36236 1537464 682956 7.41 555712 1401180 70868 23:20:01 5681168 7395112 2486252 30.44 57004 1818960 707244 7.67 605516 1682180 163892 23:21:01 5078432 7068656 3088988 37.82 63764 2081292 1053408 11.43 982380 1892980 93284 23:22:01 4862260 6911708 3305160 40.47 66180 2135404 1080996 11.73 1177944 1906016 39928 23:23:01 5184884 7399544 2982536 36.52 70032 2293936 689336 7.48 744588 2011960 27208 Average: 5371421 7243670 2795999 34.23 58643 1973411 842788 9.14 813228 1778863 79036 23:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 418.23 226.67 1274.37 67.03 0.00 0.00 0.00 0.00 23:19:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 23:20:01 ens3 59.07 50.61 670.72 5.44 0.00 0.00 0.00 0.00 23:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 232.59 218.72 3174.60 32.48 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:22:01 ens3 63.51 62.72 655.11 9.20 0.00 0.00 0.00 0.00 23:22:01 lo 121.16 121.16 36.45 36.45 0.00 0.00 0.00 0.00 23:23:01 ens3 82.50 74.39 695.05 16.41 0.00 0.00 0.00 0.00 23:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 170.36 126.30 1294.23 25.98 0.00 0.00 0.00 0.00 Average: lo 25.22 25.22 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6184) 07/18/26 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:18:02 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.36 0.00 3.24 5.54 1.12 67.73 23:19:01 0 25.06 0.00 1.95 1.93 1.03 70.02 23:19:01 1 22.95 0.00 2.85 10.61 1.07 62.53 23:19:01 2 14.92 0.00 5.60 3.66 1.16 74.66 23:19:01 3 26.55 0.00 2.54 5.99 1.21 63.72 23:20:01 all 20.98 0.00 1.26 1.52 0.66 75.57 23:20:01 0 6.25 0.00 0.48 0.02 0.15 93.10 23:20:01 1 22.78 0.00 1.65 4.38 0.65 70.54 23:20:01 2 2.12 0.00 0.33 1.44 0.55 95.56 23:20:01 3 52.93 0.00 2.60 0.25 1.30 42.92 23:21:01 all 24.38 0.00 1.31 1.69 1.49 71.13 23:21:01 0 29.06 0.00 1.10 0.60 1.52 67.72 23:21:01 1 24.35 0.00 0.83 0.98 1.33 72.51 23:21:01 2 21.47 0.00 1.60 4.17 1.55 71.21 23:21:01 3 22.65 0.00 1.71 0.98 1.58 73.07 23:22:01 all 48.61 0.00 1.53 0.37 2.86 46.64 23:22:01 0 46.73 0.00 1.78 0.27 3.01 48.21 23:22:01 1 48.00 0.00 1.40 0.53 2.91 47.17 23:22:01 2 51.75 0.00 1.28 0.12 2.47 44.38 23:22:01 3 47.95 0.00 1.66 0.58 3.03 46.78 23:23:01 all 24.83 0.00 1.37 0.70 0.83 72.26 23:23:01 0 44.59 0.00 1.52 0.15 1.20 52.54 23:23:01 1 10.62 0.00 1.20 0.62 0.50 87.07 23:23:01 2 27.27 0.00 1.62 1.97 0.92 68.23 23:23:01 3 16.85 0.00 1.14 0.08 0.74 81.19 Average: all 28.26 0.00 1.74 1.95 1.39 66.66 Average: 0 30.36 0.00 1.36 0.59 1.38 66.31 Average: 1 25.76 0.00 1.58 3.40 1.29 67.97 Average: 2 23.51 0.00 2.07 2.26 1.33 70.83 Average: 3 33.42 0.00 1.93 1.56 1.57 61.51