---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5841 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 676K 1.6G 1% /run /dev/vda1 78G 9.3G 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 621 12104 0 3314 15088 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 mq state UP group default qlen 1000 link/ether fa:16:3e:1d:bf:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.174/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe1d:bfb1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5841) 02/07/26 _x86_64_ (4 CPU) 03:15:23 LINUX RESTART (4 CPU) 03:16:01 tps rtps wtps bread/s bwrtn/s 03:17:01 293.02 11.96 281.05 272.09 33584.80 03:18:01 768.66 0.22 768.44 5.87 38348.68 03:19:01 35.73 0.00 35.73 0.00 2966.97 03:20:01 142.64 31.71 110.93 1968.41 6256.71 Average: 310.00 10.97 299.03 561.65 20288.71 03:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 13197816 15009872 3227152 19.65 81368 1918056 1432832 8.20 1228960 1752748 71432 03:18:01 12054400 14922280 4370568 26.61 176068 2723524 1467836 8.40 1429736 2514244 55300 03:19:01 11094976 13964460 5329992 32.45 176136 2723536 2383644 13.64 2379336 2513080 16 03:20:01 12403616 15452756 4021352 24.48 178000 2896928 859960 4.92 973856 2624088 29040 Average: 12187702 14837342 4237266 25.80 152893 2565511 1536068 8.79 1502972 2351040 38947 03:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 lo 4.07 4.07 0.77 0.77 0.00 0.00 0.00 0.00 03:17:01 ens3 640.11 388.72 2143.98 147.43 0.00 0.00 0.00 0.00 03:18:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 03:18:01 ens3 4869.24 3301.57 2564.98 958.58 0.00 0.00 0.00 0.00 03:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 ens3 0.15 0.07 0.06 0.00 0.00 0.00 0.00 0.00 03:20:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 03:20:01 ens3 340.05 247.60 1550.70 58.44 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 1462.34 984.46 1564.93 291.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5841) 02/07/26 _x86_64_ (4 CPU) 03:15:23 LINUX RESTART (4 CPU) 03:16:01 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 27.90 0.00 2.33 2.38 0.07 67.33 03:17:01 0 13.25 0.00 2.72 0.22 0.07 83.75 03:17:01 1 23.30 0.00 1.64 3.37 0.05 71.64 03:17:01 2 46.83 0.00 2.76 3.68 0.08 46.65 03:17:01 3 28.22 0.00 2.20 2.26 0.08 67.24 03:18:01 all 27.63 0.00 12.12 2.11 0.11 58.02 03:18:01 0 30.33 0.00 10.38 1.42 0.10 57.77 03:18:01 1 31.48 0.00 13.28 1.11 0.10 54.03 03:18:01 2 24.86 0.00 13.77 4.10 0.12 57.16 03:18:01 3 23.82 0.00 11.12 1.82 0.10 63.15 03:19:01 all 31.25 0.00 0.61 0.04 0.10 68.00 03:19:01 0 23.42 0.00 0.48 0.00 0.07 76.02 03:19:01 1 21.51 0.00 0.40 0.03 0.10 77.95 03:19:01 2 42.75 0.00 0.74 0.10 0.10 56.31 03:19:01 3 37.40 0.00 0.79 0.03 0.10 61.68 03:20:01 all 28.76 0.00 1.69 0.75 0.07 68.74 03:20:01 0 22.06 0.00 1.76 0.79 0.05 75.34 03:20:01 1 21.12 0.00 1.52 0.75 0.07 76.55 03:20:01 2 20.61 0.00 1.67 0.89 0.08 76.75 03:20:01 3 51.27 0.00 1.82 0.57 0.08 46.25 Average: all 28.89 0.00 4.17 1.32 0.08 65.54 Average: 0 22.26 0.00 3.83 0.61 0.07 73.23 Average: 1 24.34 0.00 4.19 1.32 0.08 70.08 Average: 2 33.79 0.00 4.71 2.19 0.10 59.23 Average: 3 35.22 0.00 3.96 1.17 0.09 59.56