---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6237 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 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 482 5131 0 2362 7210 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:a5:82:99 brd ff:ff:ff:ff:ff:ff inet 10.32.6.84/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85816sec preferred_lft 85816sec inet6 fe80::f816:3eff:fea5:8299/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6237) 10/11/25 _x86_64_ (4 CPU) 20:23:03 LINUX RESTART (4 CPU) 20:24:01 tps rtps wtps bread/s bwrtn/s 20:25:01 50.02 2.27 47.75 43.99 6747.88 20:26:01 77.77 29.71 48.07 1637.32 10397.87 20:27:01 6.85 0.02 6.83 0.13 252.89 20:28:01 8.95 0.00 8.95 0.00 347.01 20:29:01 42.04 10.40 31.64 729.88 3596.87 20:30:01 2.85 0.12 2.73 3.20 124.09 20:31:01 22.31 3.18 19.13 89.97 1942.82 20:32:01 27.76 1.27 26.50 98.52 5977.27 Average: 29.82 5.87 23.95 325.39 3673.43 20:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:25:01 5835436 7415208 2331984 28.55 51668 1698600 681616 7.40 593272 1558552 137516 20:26:01 5506756 7273348 2660664 32.58 58192 1871316 795708 8.63 748204 1716380 1644 20:27:01 5494648 7266244 2672772 32.72 59448 1874432 803900 8.72 757008 1718936 1724 20:28:01 5489460 7266840 2677960 32.79 61112 1877788 803900 8.72 757004 1721720 484 20:29:01 4300536 6203168 3866884 47.35 63356 1997108 1948196 21.14 1853856 1801828 2592 20:30:01 4310836 6213772 3856584 47.22 63448 1997208 1813840 19.68 1845184 1798980 76 20:31:01 4632296 6734152 3535124 43.28 66512 2188340 1239536 13.45 1399384 1917224 139024 20:32:01 5270364 7404360 2897056 35.47 68960 2217644 664572 7.21 753284 1926180 32632 Average: 5105042 6972136 3062378 37.50 61587 1965304 1093908 11.87 1088400 1769975 39462 20:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:25:01 ens3 55.90 39.70 705.43 5.52 0.00 0.00 0.00 0.00 20:25:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 20:26:01 ens3 114.65 91.94 1171.45 20.92 0.00 0.00 0.00 0.00 20:26:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:27:01 ens3 42.51 59.84 45.23 9.70 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:28:01 ens3 48.18 68.11 54.17 10.86 0.00 0.00 0.00 0.00 20:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:29:01 ens3 217.70 240.01 1582.18 36.15 0.00 0.00 0.00 0.00 20:29:01 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 20:30:01 ens3 1.82 1.73 0.40 0.50 0.00 0.00 0.00 0.00 20:30:01 lo 13.28 13.28 4.15 4.15 0.00 0.00 0.00 0.00 20:31:01 ens3 169.51 198.98 902.65 35.98 0.00 0.00 0.00 0.00 20:31:01 lo 15.99 15.99 3.52 3.52 0.00 0.00 0.00 0.00 20:32:01 ens3 44.69 48.13 215.73 13.77 0.00 0.00 0.00 0.00 20:32:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 86.87 93.55 584.66 16.68 0.00 0.00 0.00 0.00 Average: lo 4.14 4.14 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-6237) 10/11/25 _x86_64_ (4 CPU) 20:23:03 LINUX RESTART (4 CPU) 20:24:01 CPU %user %nice %system %iowait %steal %idle 20:25:01 all 19.35 0.00 1.16 2.43 1.22 75.84 20:25:01 0 3.12 0.00 0.38 0.88 0.27 95.35 20:25:01 1 25.37 0.00 1.23 0.53 1.55 71.31 20:25:01 2 20.50 0.00 1.06 7.98 1.64 68.82 20:25:01 3 28.40 0.00 1.98 0.32 1.43 67.88 20:26:01 all 18.44 0.00 1.41 2.06 3.33 74.77 20:26:01 0 13.67 0.00 1.62 4.97 3.47 76.27 20:26:01 1 9.89 0.00 0.93 1.58 2.51 85.10 20:26:01 2 32.88 0.00 1.74 0.36 4.68 60.34 20:26:01 3 17.15 0.00 1.31 1.31 2.64 77.59 20:27:01 all 4.71 0.00 0.36 0.04 1.35 93.54 20:27:01 0 8.21 0.00 0.41 0.00 1.56 89.82 20:27:01 1 6.48 0.00 0.36 0.02 1.42 91.72 20:27:01 2 0.68 0.00 0.12 0.00 1.23 97.98 20:27:01 3 3.46 0.00 0.55 0.15 1.23 94.61 20:28:01 all 3.57 0.00 0.44 0.08 1.42 94.49 20:28:01 0 4.05 0.00 0.38 0.23 1.29 94.05 20:28:01 1 3.87 0.00 0.81 0.02 1.44 93.87 20:28:01 2 5.26 0.00 0.43 0.00 2.31 92.00 20:28:01 3 1.11 0.00 0.15 0.07 0.62 98.05 20:29:01 all 39.32 0.00 1.69 0.85 5.93 52.20 20:29:01 0 38.98 0.00 1.86 1.04 5.93 52.19 20:29:01 1 38.32 0.00 1.47 0.33 5.58 54.30 20:29:01 2 41.61 0.00 1.96 1.41 6.61 48.42 20:29:01 3 38.40 0.00 1.52 0.61 5.57 53.90 20:30:01 all 4.64 0.00 0.46 0.04 1.05 93.80 20:30:01 0 5.23 0.00 0.40 0.13 0.91 93.33 20:30:01 1 4.94 0.00 0.33 0.02 1.14 93.57 20:30:01 2 3.64 0.00 0.57 0.00 1.01 94.78 20:30:01 3 4.76 0.00 0.53 0.02 1.17 93.53 20:31:01 all 14.23 0.00 1.10 0.11 2.57 81.99 20:31:01 0 11.89 0.00 1.58 0.42 2.45 83.66 20:31:01 1 11.61 0.00 1.21 0.00 2.49 84.68 20:31:01 2 16.59 0.00 0.94 0.02 3.03 79.41 20:31:01 3 16.82 0.00 0.65 0.00 2.29 80.24 20:32:01 all 20.80 0.00 1.26 1.11 1.67 75.16 20:32:01 0 2.33 0.00 0.68 2.11 0.83 94.04 20:32:01 1 34.99 0.00 1.77 1.84 2.45 58.95 20:32:01 2 27.44 0.00 1.78 0.30 1.96 68.52 20:32:01 3 18.39 0.00 0.78 0.20 1.41 79.22 Average: all 15.64 0.00 0.99 0.84 2.32 80.22 Average: 0 10.95 0.00 0.92 1.23 2.09 84.82 Average: 1 16.93 0.00 1.01 0.54 2.32 79.19 Average: 2 18.59 0.00 1.07 1.26 2.81 76.26 Average: 3 16.08 0.00 0.93 0.33 2.05 80.61