---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5200 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 8.3G 70G 11% / 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 600 13409 0 2030 15125 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:78:8b:4b brd ff:ff:ff:ff:ff:ff inet 10.30.106.231/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe78:8b4b/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-5200) 02/04/26 _x86_64_ (4 CPU) 05:59:53 LINUX RESTART (4 CPU) 06:00:01 tps rtps wtps bread/s bwrtn/s 06:01:01 378.15 55.06 323.10 3636.59 60062.12 06:02:01 132.03 5.10 126.93 196.23 37710.91 06:03:01 5.20 0.00 5.20 0.00 830.79 06:04:01 1.38 0.00 1.38 0.00 17.86 Average: 129.19 15.04 114.15 958.21 24655.42 06:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:01:01 13939176 15566964 2485792 15.13 67544 1756268 815304 4.67 645948 1615676 226512 06:02:01 13800920 15556964 2624048 15.98 79344 1864116 772644 4.42 699476 1683468 23840 06:03:01 13801192 15557328 2623776 15.97 79408 1864136 772644 4.42 700060 1683472 132 06:04:01 13769960 15526132 2655008 16.16 79436 1864140 822272 4.71 730364 1683436 20 Average: 13827812 15551847 2597156 15.81 76433 1837165 795716 4.55 693962 1666513 62626 06:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:01:01 ens3 380.42 251.41 1827.36 76.24 0.00 0.00 0.00 0.00 06:01:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 06:02:01 ens3 31.71 25.41 36.76 10.62 0.00 0.00 0.00 0.00 06:02:01 lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 06:03:01 ens3 2.23 0.15 1.29 0.01 0.00 0.00 0.00 0.00 06:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 ens3 2.97 1.18 2.87 0.62 0.00 0.00 0.00 0.00 06:04:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 104.33 69.54 467.07 21.87 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5200) 02/04/26 _x86_64_ (4 CPU) 05:59:53 LINUX RESTART (4 CPU) 06:00:01 CPU %user %nice %system %iowait %steal %idle 06:01:01 all 22.66 0.00 2.22 5.90 0.07 69.16 06:01:01 0 39.98 0.00 3.10 2.32 0.08 54.52 06:01:01 1 7.85 0.00 1.90 9.19 0.07 80.99 06:01:01 2 24.54 0.00 2.31 8.97 0.08 64.10 06:01:01 3 18.14 0.00 1.59 3.14 0.07 77.07 06:02:01 all 18.84 0.00 1.75 2.05 0.04 77.32 06:02:01 0 9.46 0.00 1.00 2.92 0.03 86.58 06:02:01 1 31.41 0.00 2.28 0.33 0.05 65.93 06:02:01 2 14.16 0.00 1.80 4.81 0.03 79.19 06:02:01 3 20.39 0.00 1.89 0.12 0.03 77.57 06:03:01 all 0.03 0.00 0.02 0.07 0.01 99.87 06:03:01 0 0.03 0.00 0.02 0.00 0.02 99.93 06:03:01 1 0.02 0.00 0.00 0.10 0.00 99.88 06:03:01 2 0.00 0.00 0.03 0.18 0.02 99.77 06:03:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:04:01 all 0.21 0.00 0.09 0.01 0.01 99.68 06:04:01 0 0.08 0.00 0.08 0.00 0.00 99.83 06:04:01 1 0.55 0.00 0.12 0.03 0.02 99.28 06:04:01 2 0.08 0.00 0.08 0.00 0.00 99.83 06:04:01 3 0.10 0.00 0.08 0.02 0.00 99.80 Average: all 10.42 0.00 1.02 2.01 0.03 86.52 Average: 0 12.40 0.00 1.05 1.31 0.03 85.21 Average: 1 9.95 0.00 1.07 2.41 0.03 86.54 Average: 2 9.68 0.00 1.06 3.48 0.03 85.74 Average: 3 9.66 0.00 0.89 0.82 0.03 88.60