---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9987 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 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 434 1192 0 2316 3243 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:f4:73:73 brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85992sec preferred_lft 85992sec inet6 fe80::f816:3eff:fef4:7373/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9987) 11/09/24 _x86_64_ (4 CPU) 21:23:45 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 125.35 39.39 85.95 1820.90 6553.31 21:26:02 76.59 29.03 47.56 1622.93 9189.94 21:27:01 10.17 0.02 10.15 0.14 456.33 21:28:01 37.14 10.53 26.61 729.36 3622.53 21:29:01 2.37 0.08 2.28 2.93 172.50 21:30:01 30.83 4.07 26.76 141.98 2638.23 Average: 47.17 13.89 33.28 721.71 3781.37 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 1770772 3360824 2267872 56.15 51952 1693436 602428 11.84 561960 1533388 150680 21:26:02 1484976 3229244 2553668 63.23 57708 1834564 737980 14.51 707572 1658328 5336 21:27:01 1471864 3222944 2566780 63.56 59484 1838756 737980 14.51 715948 1661808 1740 21:28:01 549240 2426976 3489404 86.40 62160 1958820 1472284 28.94 1545460 1741996 3768 21:29:01 534880 2412900 3503764 86.76 62268 1958900 1499364 29.47 1561272 1739656 244 21:30:01 1294012 3389920 2744632 67.96 66604 2167976 559576 11.00 675960 1862132 156408 Average: 1184291 3007135 2854353 70.68 60029 1908742 934935 18.38 961362 1699551 53029 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 183.59 132.36 1060.51 39.58 0.00 0.00 0.00 0.00 21:25:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 21:26:02 ens3 128.61 131.38 646.96 25.76 0.00 0.00 0.00 0.00 21:26:02 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 56.18 81.78 61.65 13.25 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 227.74 271.98 1590.53 38.82 0.00 0.00 0.00 0.00 21:28:01 lo 3.28 3.28 1.44 1.44 0.00 0.00 0.00 0.00 21:29:01 ens3 5.07 4.15 1.19 1.14 0.00 0.00 0.00 0.00 21:29:01 lo 12.65 12.65 3.46 3.46 0.00 0.00 0.00 0.00 21:30:01 ens3 274.22 274.19 1122.01 55.34 0.00 0.00 0.00 0.00 21:30:01 lo 13.88 13.88 3.02 3.02 0.00 0.00 0.00 0.00 Average: ens3 146.15 149.50 749.07 29.03 0.00 0.00 0.00 0.00 Average: lo 5.41 5.41 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-9987) 11/09/24 _x86_64_ (4 CPU) 21:23:45 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 19.62 0.00 1.53 3.68 0.06 75.11 21:25:01 0 6.38 0.00 0.87 1.12 0.03 91.60 21:25:01 1 40.24 0.00 1.84 1.87 0.07 55.99 21:25:01 2 9.90 0.00 1.54 10.91 0.08 77.56 21:25:01 3 21.92 0.00 1.87 0.85 0.05 75.30 21:26:02 all 12.71 0.00 0.78 1.21 0.05 85.25 21:26:02 0 12.89 0.00 1.21 0.80 0.05 85.05 21:26:02 1 17.58 0.00 1.10 2.87 0.03 78.42 21:26:02 2 8.51 0.00 0.37 1.05 0.05 90.02 21:26:02 3 11.87 0.00 0.42 0.10 0.05 87.56 21:27:01 all 3.47 0.00 0.19 0.03 0.03 96.28 21:27:01 0 3.95 0.00 0.27 0.00 0.03 95.74 21:27:01 1 1.34 0.00 0.05 0.02 0.02 98.58 21:27:01 2 2.88 0.00 0.24 0.10 0.02 96.76 21:27:01 3 5.72 0.00 0.17 0.00 0.03 94.08 21:28:01 all 26.13 0.00 0.96 0.37 0.06 72.47 21:28:01 0 23.15 0.00 0.90 0.32 0.07 75.57 21:28:01 1 25.32 0.00 0.98 0.48 0.07 73.15 21:28:01 2 25.99 0.00 0.84 0.58 0.07 72.52 21:28:01 3 30.06 0.00 1.19 0.12 0.07 68.57 21:29:01 all 2.57 0.00 0.26 0.04 0.03 97.10 21:29:01 0 2.32 0.00 0.32 0.00 0.02 97.35 21:29:01 1 2.81 0.00 0.23 0.02 0.03 96.91 21:29:01 2 2.35 0.00 0.18 0.15 0.03 97.28 21:29:01 3 2.79 0.00 0.25 0.00 0.03 96.93 21:30:01 all 15.08 0.00 0.94 0.28 0.05 83.65 21:30:01 0 23.64 0.00 1.47 0.05 0.07 74.77 21:30:01 1 12.12 0.00 0.54 0.00 0.05 87.30 21:30:01 2 11.01 0.00 0.88 0.30 0.05 87.76 21:30:01 3 13.55 0.00 0.88 0.77 0.05 84.75 Average: all 13.29 0.00 0.78 0.94 0.05 84.95 Average: 0 12.08 0.00 0.84 0.38 0.04 86.65 Average: 1 16.61 0.00 0.79 0.88 0.04 81.68 Average: 2 10.13 0.00 0.68 2.18 0.05 86.97 Average: 3 14.34 0.00 0.80 0.31 0.05 84.51