---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1640 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 8.2G 12G 43% / 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 467 4676 0 2832 7216 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:a2:29:79 brd ff:ff:ff:ff:ff:ff inet 10.32.6.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fea2:2979/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1640) 05/23/26 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 153.09 67.29 85.80 4287.95 40863.21 21:26:01 77.24 19.25 57.99 1336.99 10376.95 21:27:01 59.47 10.96 48.51 344.88 20873.32 21:28:01 9.45 0.02 9.43 0.13 354.21 21:29:01 35.73 10.41 25.31 728.01 3548.88 21:30:01 3.53 0.12 3.42 3.20 198.37 21:31:01 21.53 3.20 18.33 90.12 1938.48 21:32:01 31.90 1.28 30.62 98.67 6045.33 Average: 48.93 14.06 34.88 860.27 10525.24 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5978488 7413284 2188932 26.80 37220 1577428 698104 7.57 586984 1437908 89888 21:26:01 5698364 7458452 2469056 30.23 58168 1863488 811356 8.80 572008 1695568 156324 21:27:01 5039456 7278868 3127964 38.30 60108 2333472 803208 8.72 753780 2157796 1680 21:28:01 5022560 7269124 3144860 38.50 62004 2337792 811236 8.80 765604 2161376 928 21:29:01 4082760 6455456 4084660 50.01 64504 2457544 1561736 16.95 1612760 2241844 4648 21:30:01 4029056 6402024 4138364 50.67 64604 2457648 1656368 17.97 1669344 2238988 176 21:31:01 3974220 6544336 4193200 51.34 67340 2647688 1289892 14.00 1580572 2375036 138864 21:32:01 4801588 7399872 3365832 41.21 70612 2672504 677944 7.36 751476 2379544 27184 Average: 4828312 7027677 3339108 40.88 60570 2293446 1038730 11.27 1036566 2086008 52462 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 420.83 227.83 1550.91 64.52 0.00 0.00 0.00 0.00 21:25:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 21:26:01 ens3 78.65 59.85 528.80 15.41 0.00 0.00 0.00 0.00 21:26:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 21:27:01 ens3 328.78 227.80 7692.67 24.17 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:28:01 ens3 58.91 84.40 62.58 13.57 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:29:01 ens3 223.78 249.34 1588.84 37.18 0.00 0.00 0.00 0.00 21:29:01 lo 0.90 0.90 0.39 0.39 0.00 0.00 0.00 0.00 21:30:01 ens3 2.00 1.90 0.48 0.58 0.00 0.00 0.00 0.00 21:30:01 lo 12.78 12.78 4.11 4.11 0.00 0.00 0.00 0.00 21:31:01 ens3 213.96 210.41 902.10 42.21 0.00 0.00 0.00 0.00 21:31:01 lo 16.33 16.33 3.44 3.44 0.00 0.00 0.00 0.00 21:32:01 ens3 59.30 64.90 227.06 16.13 0.00 0.00 0.00 0.00 21:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 173.48 140.98 1571.38 26.74 0.00 0.00 0.00 0.00 Average: lo 4.24 4.24 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1640) 05/23/26 _x86_64_ (4 CPU) 21:23:55 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 22.19 0.00 2.49 5.30 3.05 66.97 21:25:02 0 10.64 0.00 4.11 7.29 2.59 75.37 21:25:02 1 28.51 0.00 2.15 7.56 3.46 58.32 21:25:02 2 18.18 0.00 1.86 4.83 3.55 71.59 21:25:02 3 31.50 0.00 1.83 1.49 2.62 62.56 21:26:01 all 20.47 0.00 1.33 2.53 1.86 73.81 21:26:01 0 1.68 0.00 0.29 0.07 0.79 97.17 21:26:01 1 41.90 0.00 2.18 7.80 3.09 45.04 21:26:01 2 22.69 0.00 1.64 1.12 2.34 72.21 21:26:01 3 15.49 0.00 1.23 1.12 1.22 80.94 21:27:01 all 13.26 0.00 1.05 1.45 2.49 81.74 21:27:01 0 17.34 0.00 0.99 1.07 2.59 78.02 21:27:01 1 10.27 0.00 1.52 1.52 2.11 84.59 21:27:01 2 14.72 0.00 1.18 0.70 3.66 79.74 21:27:01 3 10.70 0.00 0.48 2.52 1.59 84.70 21:28:01 all 3.67 0.00 0.34 0.05 1.48 94.46 21:28:01 0 2.51 0.00 0.30 0.05 0.81 96.33 21:28:01 1 3.00 0.00 0.28 0.15 1.18 95.39 21:28:01 2 4.55 0.00 0.43 0.00 2.25 92.78 21:28:01 3 4.60 0.00 0.36 0.00 1.66 93.37 21:29:01 all 36.89 0.00 1.64 0.70 6.43 54.33 21:29:01 0 41.35 0.00 1.68 0.77 6.69 49.52 21:29:01 1 37.17 0.00 1.15 0.74 5.67 55.28 21:29:01 2 33.85 0.00 1.49 0.16 6.85 57.65 21:29:01 3 35.21 0.00 2.25 1.16 6.53 54.84 21:30:01 all 4.17 0.00 0.42 0.07 1.62 93.72 21:30:01 0 3.47 0.00 0.45 0.20 1.73 94.15 21:30:01 1 4.17 0.00 0.46 0.05 1.75 93.57 21:30:01 2 4.77 0.00 0.36 0.02 1.49 93.36 21:30:01 3 4.28 0.00 0.43 0.00 1.50 93.78 21:31:01 all 14.74 0.00 1.01 0.12 2.57 81.56 21:31:01 0 14.77 0.00 1.07 0.02 2.36 81.78 21:31:01 1 10.81 0.00 1.34 0.30 2.57 84.98 21:31:01 2 18.10 0.00 0.84 0.03 2.84 78.18 21:31:01 3 15.26 0.00 0.81 0.15 2.49 81.30 21:32:01 all 20.14 0.00 1.08 0.93 1.77 76.08 21:32:01 0 26.47 0.00 1.64 0.20 1.92 69.77 21:32:01 1 47.02 0.00 1.56 0.99 2.57 47.85 21:32:01 2 4.84 0.00 0.61 0.03 1.78 92.74 21:32:01 3 2.28 0.00 0.52 2.53 0.80 93.88 Average: all 16.97 0.00 1.17 1.39 2.67 77.80 Average: 0 14.86 0.00 1.32 1.21 2.45 80.16 Average: 1 22.82 0.00 1.33 2.38 2.80 70.67 Average: 2 15.24 0.00 1.05 0.86 3.10 79.75 Average: 3 14.96 0.00 0.99 1.12 2.32 80.61