---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1195 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 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 558 12838 0 2642 15160 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:52:bd:8d brd ff:ff:ff:ff:ff:ff inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe52:bd8d/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-1195) 10/08/25 _x86_64_ (4 CPU) 13:26:30 LINUX RESTART (4 CPU) 13:27:02 tps rtps wtps bread/s bwrtn/s 13:28:01 166.33 32.64 133.69 1715.51 52723.13 13:29:01 106.10 15.41 90.68 962.24 21836.36 13:30:01 8.75 0.32 8.43 6.80 1307.12 13:31:01 32.63 2.88 29.75 280.89 13346.98 Average: 78.08 12.73 65.35 737.28 22176.14 13:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13749144 15462668 2675824 16.29 69680 1838044 899792 5.15 768044 1681136 146188 13:29:01 11200896 13153144 5224072 31.81 77048 2061552 3066964 17.55 3169920 1805736 2408 13:30:01 13202748 15412712 3222220 19.62 78912 2312744 916328 5.24 1000416 1969260 222800 13:31:01 13150248 15524152 3274720 19.94 81932 2471636 785068 4.49 949244 2069944 25556 Average: 12825759 14888169 3599209 21.91 76893 2170994 1417038 8.11 1471906 1881519 99238 13:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 13:28:01 ens3 124.67 87.17 1352.03 20.79 0.00 0.00 0.00 0.00 13:29:01 lo 10.55 10.55 2.59 2.59 0.00 0.00 0.00 0.00 13:29:01 ens3 440.99 334.33 3076.76 66.95 0.00 0.00 0.00 0.00 13:30:01 lo 57.31 57.31 28.53 28.53 0.00 0.00 0.00 0.00 13:30:01 ens3 617.98 387.62 649.55 145.77 0.00 0.00 0.00 0.00 13:31:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 13:31:01 ens3 471.92 341.71 2458.25 119.79 0.00 0.00 0.00 0.00 Average: lo 17.57 17.57 7.87 7.87 0.00 0.00 0.00 0.00 Average: ens3 415.10 288.55 1886.37 88.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1195) 10/08/25 _x86_64_ (4 CPU) 13:26:30 LINUX RESTART (4 CPU) 13:27:02 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 22.20 0.00 1.54 7.46 0.06 68.73 13:28:01 0 7.54 0.00 0.44 15.15 0.07 76.80 13:28:01 1 30.87 0.00 2.08 6.67 0.09 60.30 13:28:01 2 35.97 0.00 2.52 4.67 0.08 56.76 13:28:01 3 14.57 0.00 1.14 3.28 0.03 80.97 13:29:01 all 63.98 0.00 1.80 1.07 0.13 33.02 13:29:01 0 59.40 0.00 2.33 2.01 0.15 36.11 13:29:01 1 71.25 0.00 1.39 1.10 0.12 26.14 13:29:01 2 58.76 0.00 1.40 0.80 0.12 38.92 13:29:01 3 66.51 0.00 2.06 0.37 0.15 30.91 13:30:01 all 60.87 0.00 1.83 0.01 0.15 37.14 13:30:01 0 56.95 0.00 1.62 0.03 0.17 41.22 13:30:01 1 60.14 0.00 1.51 0.00 0.13 38.22 13:30:01 2 64.28 0.00 2.46 0.02 0.15 33.09 13:30:01 3 62.07 0.00 1.74 0.00 0.15 36.05 13:31:01 all 36.76 0.00 1.57 0.51 0.08 61.09 13:31:01 0 32.10 0.00 1.61 0.76 0.08 65.45 13:31:01 1 44.93 0.00 1.69 0.18 0.08 53.11 13:31:01 2 29.68 0.00 1.10 1.09 0.07 68.06 13:31:01 3 40.33 0.00 1.84 0.03 0.07 57.73 Average: all 46.04 0.00 1.68 2.25 0.11 49.92 Average: 0 39.04 0.00 1.50 4.48 0.12 54.86 Average: 1 51.90 0.00 1.66 1.97 0.10 44.37 Average: 2 47.22 0.00 1.87 1.63 0.10 49.18 Average: 3 46.01 0.00 1.70 0.91 0.10 51.28