---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20141 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 672K 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 617 12273 0 3149 15092 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:c4:6c:07 brd ff:ff:ff:ff:ff:ff inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fec4:6c07/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20141) 06/11/25 _x86_64_ (4 CPU) 01:12:20 LINUX RESTART (4 CPU) 01:13:02 tps rtps wtps bread/s bwrtn/s 01:14:01 133.23 16.01 117.22 1234.91 40183.29 01:15:01 159.95 20.13 139.82 678.17 21396.73 01:16:01 65.97 1.58 64.39 74.12 23079.75 Average: 119.64 12.56 107.09 659.20 28152.73 01:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13893288 15560324 2531672 15.41 70076 1793020 762968 4.37 665580 1642428 79736 01:15:01 12091372 14568472 4333588 26.38 90388 2560160 1566004 8.96 1844612 2215652 244780 01:16:01 12588308 15471920 3836652 23.36 96652 2947552 829696 4.75 1244352 2305364 10844 Average: 12857656 15200239 3567304 21.72 85705 2433577 1052889 6.03 1251515 2054481 111787 01:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 01:14:01 ens3 249.79 192.93 1078.22 34.48 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:15:01 ens3 665.06 535.04 8092.90 76.37 0.00 0.00 0.00 0.00 01:16:01 lo 21.66 21.66 1.96 1.96 0.00 0.00 0.00 0.00 01:16:01 ens3 314.73 301.58 930.32 2649.12 0.00 0.00 0.00 0.00 Average: lo 7.60 7.60 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 410.77 344.03 3380.20 924.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20141) 06/11/25 _x86_64_ (4 CPU) 01:12:20 LINUX RESTART (4 CPU) 01:13:02 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 12.02 0.00 1.13 3.15 0.04 83.65 01:14:01 0 2.82 0.00 0.95 2.35 0.03 93.85 01:14:01 1 7.57 0.00 0.64 0.53 0.02 91.25 01:14:01 2 9.76 0.00 1.06 7.68 0.03 81.47 01:14:01 3 27.92 0.00 1.89 2.07 0.07 68.05 01:15:01 all 42.05 0.00 2.27 0.53 0.08 55.06 01:15:01 0 37.86 0.00 2.69 0.37 0.08 59.01 01:15:01 1 42.15 0.00 1.94 0.78 0.08 55.04 01:15:01 2 42.94 0.00 2.83 0.74 0.08 53.40 01:15:01 3 45.25 0.00 1.63 0.23 0.08 52.80 01:16:01 all 27.87 0.00 2.21 1.97 0.06 67.89 01:16:01 0 20.45 0.00 2.76 1.62 0.05 75.12 01:16:01 1 41.89 0.00 2.01 0.65 0.08 55.37 01:16:01 2 30.14 0.00 2.13 2.17 0.07 65.49 01:16:01 3 19.02 0.00 1.94 3.42 0.05 75.56 Average: all 27.40 0.00 1.88 1.88 0.06 68.78 Average: 0 20.48 0.00 2.14 1.44 0.06 75.88 Average: 1 30.67 0.00 1.54 0.65 0.06 67.07 Average: 2 27.71 0.00 2.01 3.50 0.06 66.71 Average: 3 30.73 0.00 1.82 1.91 0.07 65.47