---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4060 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 41% / 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 867 768 0 2307 2811 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:6d:14:06 brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe6d:1406/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4060) 03/09/24 _x86_64_ (4 CPU) 03:47:49 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 111.76 62.56 49.21 4405.40 7349.44 03:50:01 62.65 12.05 50.60 242.54 9784.10 03:51:01 9.83 0.00 9.83 0.00 425.66 03:52:01 44.91 0.35 44.56 6.53 8886.12 03:53:01 20.63 4.45 16.18 176.90 7529.95 Average: 49.91 15.89 34.02 968.69 6785.06 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1819732 3410760 2218920 54.94 49156 1697428 558648 10.98 509056 1537476 156980 03:50:01 1534516 3237472 2504136 62.00 57008 1794580 731128 14.37 699660 1618120 4316 03:51:01 1514280 3224216 2524372 62.51 58896 1798776 735596 14.46 715480 1621492 1484 03:52:01 1350840 3420756 2687812 66.55 63472 2145824 519544 10.21 532016 1951996 100220 03:53:01 809872 2899004 3228780 79.95 64920 2163220 984248 19.35 1296292 1725632 25076 Average: 1405848 3238442 2632804 65.19 58690 1919966 705833 13.87 750501 1690943 57615 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 321.55 239.16 1487.06 63.66 0.00 0.00 0.00 0.00 03:49:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 03:50:01 ens3 102.52 94.41 657.28 20.61 0.00 0.00 0.00 0.00 03:50:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 03:51:01 ens3 53.49 78.00 61.52 12.43 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 762.31 646.53 4253.47 89.59 0.00 0.00 0.00 0.00 03:52:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 229.46 142.21 206.23 286.09 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 294.51 240.55 1335.37 94.72 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4060) 03/09/24 _x86_64_ (4 CPU) 03:47:49 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.49 0.00 1.71 2.94 0.05 72.80 03:49:02 0 29.96 0.00 2.02 1.42 0.05 66.55 03:49:02 1 9.02 0.00 1.10 0.93 0.03 88.91 03:49:02 2 15.12 0.00 1.42 1.27 0.07 82.11 03:49:02 3 35.92 0.00 2.31 8.16 0.07 53.54 03:50:01 all 14.37 0.00 0.68 1.14 0.05 83.76 03:50:01 0 18.20 0.00 0.68 0.70 0.03 80.39 03:50:01 1 7.26 0.00 0.24 0.03 0.05 92.41 03:50:01 2 10.52 0.00 0.41 0.37 0.05 88.65 03:50:01 3 21.44 0.00 1.39 3.44 0.05 73.67 03:51:01 all 4.24 0.00 0.17 0.03 0.03 95.53 03:51:01 0 3.54 0.00 0.08 0.00 0.03 96.35 03:51:01 1 0.32 0.00 0.05 0.00 0.02 99.61 03:51:01 2 8.08 0.00 0.05 0.00 0.03 91.83 03:51:01 3 5.00 0.00 0.52 0.10 0.03 94.35 03:52:01 all 11.07 0.00 0.98 0.44 0.05 87.45 03:52:01 0 13.67 0.00 1.69 0.65 0.07 83.92 03:52:01 1 8.81 0.00 0.64 0.07 0.03 90.46 03:52:01 2 13.67 0.00 0.70 0.00 0.05 85.58 03:52:01 3 8.14 0.00 0.87 1.04 0.07 89.88 03:53:01 all 29.80 0.00 0.95 0.42 0.05 68.78 03:53:01 0 27.15 0.00 0.73 0.03 0.05 72.03 03:53:01 1 51.71 0.00 1.37 0.05 0.07 46.81 03:53:01 2 23.44 0.00 0.40 0.03 0.03 76.09 03:53:01 3 16.91 0.00 1.32 1.60 0.05 80.13 Average: all 16.41 0.00 0.90 0.99 0.05 81.64 Average: 0 18.51 0.00 1.04 0.56 0.05 79.84 Average: 1 15.48 0.00 0.68 0.22 0.04 83.59 Average: 2 14.20 0.00 0.60 0.33 0.05 84.83 Average: 3 17.48 0.00 1.28 2.87 0.05 78.32