---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7830 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 9.0G 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 550 12688 0 2801 15163 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:8d:31:61 brd ff:ff:ff:ff:ff:ff inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe8d:3161/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7830) 05/03/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 143.81 14.83 128.98 345.54 57391.23 03:07:01 92.30 4.57 87.74 129.58 12956.11 03:08:01 13.55 5.22 8.33 403.13 895.18 03:09:01 58.02 6.22 51.80 162.93 20100.27 Average: 76.92 7.71 69.21 260.30 22835.81 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13886428 15618660 2538532 15.46 70212 1855696 719580 4.12 605880 1704668 185800 03:07:01 13117864 15045620 3307096 20.13 83836 2028284 1284544 7.35 1204624 1852940 15136 03:08:01 12243612 14200676 4181348 25.46 85108 2055112 2094240 11.99 2075796 1851008 9364 03:09:01 12983504 15516232 3441456 20.95 90936 2615752 785132 4.49 977456 2196540 24924 Average: 13057852 15095297 3367108 20.50 82523 2138711 1220874 6.99 1215939 1901289 58806 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:06:01 ens3 133.53 103.13 1596.95 24.60 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 335.04 287.89 2575.65 62.21 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1877.77 1276.85 475.45 477.60 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 03:09:01 ens3 417.67 348.40 778.42 1817.51 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 691.01 504.07 1356.64 595.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7830) 05/03/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.91 0.00 1.33 6.63 0.05 76.07 03:06:01 0 33.73 0.00 1.97 5.31 0.10 58.89 03:06:01 1 12.55 0.00 1.15 2.82 0.05 83.43 03:06:01 2 3.22 0.00 0.89 16.60 0.05 79.24 03:06:01 3 14.14 0.00 1.29 1.80 0.03 82.74 03:07:01 all 29.14 0.00 1.47 0.56 0.08 68.76 03:07:01 0 24.26 0.00 1.04 0.80 0.07 73.84 03:07:01 1 33.85 0.00 2.00 0.75 0.08 63.33 03:07:01 2 33.40 0.00 1.39 0.27 0.07 64.88 03:07:01 3 25.00 0.00 1.47 0.40 0.08 73.04 03:08:01 all 33.35 0.00 6.21 0.21 0.07 60.16 03:08:01 0 24.90 0.00 5.67 0.18 0.05 69.19 03:08:01 1 51.97 0.00 2.39 0.22 0.08 45.34 03:08:01 2 29.36 0.00 6.61 0.10 0.07 63.87 03:08:01 3 27.13 0.00 10.17 0.33 0.07 62.30 03:09:01 all 35.90 0.00 2.24 1.77 0.07 60.02 03:09:01 0 38.55 0.00 2.01 1.49 0.07 57.89 03:09:01 1 27.74 0.00 2.18 0.08 0.05 69.95 03:09:01 2 32.17 0.00 1.47 1.25 0.07 65.04 03:09:01 3 45.20 0.00 3.32 4.26 0.08 47.13 Average: all 28.58 0.00 2.81 2.29 0.07 66.25 Average: 0 30.35 0.00 2.68 1.95 0.07 64.96 Average: 1 31.55 0.00 1.93 0.97 0.07 65.49 Average: 2 24.54 0.00 2.58 4.56 0.06 68.26 Average: 3 27.86 0.00 4.06 1.70 0.07 66.31