---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1601 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 466 4677 0 2832 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:f2:cb:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fef2:cb6a/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-1601) 05/23/26 _x86_64_ (4 CPU) 14:38:56 LINUX RESTART (4 CPU) 14:39:02 tps rtps wtps bread/s bwrtn/s 14:40:01 156.63 72.80 83.83 4456.33 41552.16 14:41:01 74.25 17.95 56.31 1274.32 10216.56 14:42:01 59.62 11.95 47.68 385.27 20835.99 14:43:01 9.38 0.02 9.37 0.13 353.67 14:44:01 32.98 8.43 24.55 669.09 3491.42 14:45:01 8.38 2.07 6.32 63.19 291.95 14:46:01 19.64 3.18 16.46 89.97 1900.03 14:47:01 32.53 1.27 31.27 98.53 6120.93 Average: 48.95 14.59 34.37 872.14 10530.64 14:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 5984340 7415644 2183080 26.73 37020 1574364 695456 7.55 585672 1437380 87824 14:41:01 5706436 7465520 2460984 30.13 58228 1862332 805584 8.74 567688 1694896 155976 14:42:01 5047984 7287388 3119436 38.19 60072 2333460 779748 8.46 747828 2157844 1308 14:43:01 5034536 7280776 3132884 38.36 61872 2337652 787756 8.55 756264 2161320 752 14:44:01 3924880 6295628 4242540 51.94 64536 2455764 1727112 18.74 1768752 2245936 6956 14:45:01 3817600 6190792 4349820 53.26 64624 2457800 1825972 19.81 1879636 2241284 32 14:46:01 3986836 6555028 4180584 51.19 66964 2646548 1429236 15.51 1571484 2374588 137036 14:47:01 4803416 7401704 3364004 41.19 70500 2672636 673404 7.31 751564 2379920 27088 Average: 4788254 6986560 3379166 41.37 60477 2292570 1090534 11.83 1078611 2086646 52122 14:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 ens3 447.20 246.86 1580.14 67.79 0.00 0.00 0.00 0.00 14:40:01 lo 1.36 1.36 0.12 0.12 0.00 0.00 0.00 0.00 14:41:01 ens3 70.32 54.07 541.90 12.91 0.00 0.00 0.00 0.00 14:41:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 14:42:01 ens3 310.16 218.61 7690.36 25.01 0.00 0.00 0.00 0.00 14:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:43:01 ens3 56.52 80.72 60.85 13.06 0.00 0.00 0.00 0.00 14:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:44:01 ens3 237.26 269.26 1593.66 39.43 0.00 0.00 0.00 0.00 14:44:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 14:45:01 ens3 1.45 1.42 0.37 0.41 0.00 0.00 0.00 0.00 14:45:01 lo 11.46 11.46 4.04 4.04 0.00 0.00 0.00 0.00 14:46:01 ens3 156.01 164.65 876.06 27.36 0.00 0.00 0.00 0.00 14:46:01 lo 18.36 18.36 3.99 3.99 0.00 0.00 0.00 0.00 14:47:01 ens3 66.27 77.20 239.44 17.76 0.00 0.00 0.00 0.00 14:47:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 167.57 138.87 1572.85 25.38 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 1.06 1.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1601) 05/23/26 _x86_64_ (4 CPU) 14:38:56 LINUX RESTART (4 CPU) 14:39:02 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 20.99 0.00 2.57 5.23 2.86 68.35 14:40:01 0 10.30 0.00 1.93 3.07 2.92 81.79 14:40:01 1 14.28 0.00 1.32 4.83 1.96 77.62 14:40:01 2 14.66 0.00 4.02 8.88 3.03 69.40 14:40:01 3 44.76 0.00 3.01 4.12 3.53 44.57 14:41:01 all 20.43 0.00 1.26 2.55 1.93 73.84 14:41:01 0 12.38 0.00 0.64 1.10 2.80 83.09 14:41:01 1 45.03 0.00 2.49 1.82 2.40 48.26 14:41:01 2 10.68 0.00 0.95 6.12 1.36 80.90 14:41:01 3 13.72 0.00 1.00 1.15 1.13 83.01 14:42:01 all 13.40 0.00 0.99 1.35 2.84 81.42 14:42:01 0 13.71 0.00 1.16 1.98 2.58 80.57 14:42:01 1 14.45 0.00 0.38 0.63 2.09 82.46 14:42:01 2 13.86 0.00 1.40 1.84 3.14 79.77 14:42:01 3 11.57 0.00 0.98 0.98 3.55 82.91 14:43:01 all 3.74 0.00 0.29 0.05 1.55 94.37 14:43:01 0 1.81 0.00 0.18 0.00 0.90 97.11 14:43:01 1 5.74 0.00 0.36 0.00 1.55 92.35 14:43:01 2 3.69 0.00 0.43 0.12 1.60 94.16 14:43:01 3 3.73 0.00 0.20 0.07 2.14 93.86 14:44:01 all 32.42 0.00 1.44 0.58 5.16 60.39 14:44:01 0 31.81 0.00 1.18 0.21 4.72 62.07 14:44:01 1 32.73 0.00 1.17 0.18 4.61 61.31 14:44:01 2 31.26 0.00 1.32 0.82 5.30 61.30 14:44:01 3 33.88 0.00 2.10 1.11 6.03 56.88 14:45:01 all 7.46 0.00 0.49 0.09 2.15 89.81 14:45:01 0 6.58 0.00 0.46 0.03 1.85 91.07 14:45:01 1 9.55 0.00 0.38 0.02 2.39 87.67 14:45:01 2 7.25 0.00 0.51 0.08 2.31 89.86 14:45:01 3 6.48 0.00 0.56 0.23 2.03 90.70 14:46:01 all 13.68 0.00 0.94 0.12 3.16 82.11 14:46:01 0 18.04 0.00 0.58 0.17 2.86 78.36 14:46:01 1 10.94 0.00 1.21 0.16 3.39 84.29 14:46:01 2 11.08 0.00 0.99 0.02 3.17 84.75 14:46:01 3 14.66 0.00 0.97 0.13 3.22 81.02 14:47:01 all 20.91 0.00 1.13 1.14 1.92 74.90 14:47:01 0 3.79 0.00 0.83 3.89 1.13 90.36 14:47:01 1 43.05 0.00 1.83 0.36 2.61 52.14 14:47:01 2 19.42 0.00 0.91 0.18 2.28 77.21 14:47:01 3 17.35 0.00 0.98 0.12 1.66 79.90 Average: all 16.63 0.00 1.14 1.38 2.70 78.16 Average: 0 12.33 0.00 0.87 1.30 2.47 83.03 Average: 1 21.97 0.00 1.14 0.99 2.63 73.27 Average: 2 14.00 0.00 1.31 2.24 2.78 79.67 Average: 3 18.21 0.00 1.22 0.98 2.92 76.67