---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1462 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 610 12820 0 2609 15110 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ce:39:05 brd ff:ff:ff:ff:ff:ff inet 10.30.106.210/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fece:3905/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1462) 11/19/23 _x86_64_ (4 CPU) 02:23:29 LINUX RESTART (4 CPU) 02:24:03 tps rtps wtps bread/s bwrtn/s 02:25:01 103.40 14.20 89.19 1023.69 24177.76 02:26:01 127.73 18.60 109.13 674.95 28881.32 02:27:01 20.20 0.00 20.20 0.00 21550.14 02:28:01 60.66 6.32 54.34 1044.49 27181.74 Average: 77.78 9.74 68.04 682.94 25458.41 02:24:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 13842804 15551012 2582164 15.72 68292 1835568 805152 4.61 708848 1651948 228436 02:26:01 12179076 14165360 4245892 25.85 76120 2096944 2079320 11.90 2128976 1872940 114936 02:27:01 13003424 15005072 3421544 20.83 76224 2112112 1209920 6.92 1292872 1887396 3608 02:28:01 13126116 15471288 3298852 20.08 83472 2442600 819640 4.69 987768 2060172 45296 Average: 13037855 15048183 3387113 20.62 76027 2121806 1228508 7.03 1279616 1868114 98069 02:24:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 ens3 77.97 49.51 1126.49 8.00 0.00 0.00 0.00 0.00 02:25:01 lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 02:26:01 ens3 5288.60 2940.43 4190.25 1427.04 0.00 0.00 0.00 0.00 02:26:01 lo 791.73 791.73 60.69 60.69 0.00 0.00 0.00 0.00 02:27:01 ens3 4630.34 3563.16 1193.56 1802.24 0.00 0.00 0.00 0.00 02:27:01 lo 178.34 178.34 13.67 13.67 0.00 0.00 0.00 0.00 02:28:01 ens3 313.96 245.66 392.02 125.54 0.00 0.00 0.00 0.00 02:28:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 2598.72 1713.55 1730.62 847.70 0.00 0.00 0.00 0.00 Average: lo 245.09 245.09 18.80 18.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1462) 11/19/23 _x86_64_ (4 CPU) 02:23:29 LINUX RESTART (4 CPU) 02:24:03 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 20.45 0.00 1.46 4.12 0.06 73.91 02:25:01 0 6.63 0.00 0.76 6.76 0.02 85.83 02:25:01 1 37.57 0.00 2.49 1.68 0.09 58.17 02:25:01 2 18.08 0.00 1.00 0.42 0.07 80.44 02:25:01 3 19.57 0.00 1.57 7.61 0.07 71.17 02:26:01 all 45.18 0.00 7.97 2.64 0.11 44.11 02:26:01 0 53.44 0.00 6.74 2.90 0.10 36.82 02:26:01 1 46.40 0.00 6.41 0.81 0.10 46.28 02:26:01 2 42.39 0.00 11.69 2.40 0.13 43.39 02:26:01 3 38.46 0.00 7.03 4.45 0.08 49.97 02:27:01 all 24.48 0.00 34.32 1.25 0.12 39.84 02:27:01 0 21.38 0.00 34.37 0.08 0.08 44.08 02:27:01 1 27.45 0.00 35.02 0.15 0.12 37.25 02:27:01 2 18.33 0.00 18.21 4.16 0.17 59.13 02:27:01 3 30.70 0.00 49.61 0.62 0.12 18.96 02:28:01 all 22.75 0.00 3.15 3.35 0.06 70.69 02:28:01 0 6.88 0.00 4.04 0.50 0.03 88.55 02:28:01 1 57.55 0.00 3.21 1.59 0.10 37.55 02:28:01 2 7.98 0.00 1.09 7.82 0.07 83.05 02:28:01 3 18.72 0.00 4.20 3.47 0.03 73.58 Average: all 28.28 0.00 11.79 2.83 0.09 57.02 Average: 0 22.23 0.00 11.53 2.53 0.06 63.65 Average: 1 42.28 0.00 11.86 1.05 0.10 44.71 Average: 2 21.72 0.00 8.04 3.72 0.11 66.40 Average: 3 26.91 0.00 15.70 4.01 0.08 53.31