---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2926 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 680K 1.6G 1% /run /dev/vda1 78G 8.7G 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 601 12917 0 2520 15107 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:5f:de:cb brd ff:ff:ff:ff:ff:ff inet 10.30.106.189/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe5f:decb/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-2926) 06/27/26 _x86_64_ (4 CPU) 05:03:53 LINUX RESTART (4 CPU) 05:04:01 tps rtps wtps bread/s bwrtn/s 05:05:00 343.78 53.92 289.85 3619.13 32887.85 05:06:01 160.63 17.64 142.99 498.67 42789.71 05:07:01 102.87 12.50 90.37 1015.70 27147.34 Average: 202.19 27.96 174.23 1704.47 34322.00 05:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:00 13988184 15543528 2436784 14.84 60592 1697700 813524 4.66 675104 1552764 170380 05:06:01 12897744 14952144 3527224 21.47 80580 2155364 1481552 8.48 1307660 1964260 97560 05:07:01 13239484 15477992 3185484 19.39 103808 2302980 838864 4.80 843892 2065732 30752 Average: 13375137 15324555 3049831 18.57 81660 2052015 1044647 5.98 942219 1860919 99564 05:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:00 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 05:05:00 ens3 474.32 302.22 1709.59 78.20 0.00 0.00 0.00 0.00 05:06:01 lo 1.84 1.84 0.19 0.19 0.00 0.00 0.00 0.00 05:06:01 ens3 270.58 201.46 3131.39 35.76 0.00 0.00 0.00 0.00 05:07:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 05:07:01 ens3 64.74 36.13 195.82 16.51 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 269.88 180.05 1686.96 43.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2926) 06/27/26 _x86_64_ (4 CPU) 05:03:53 LINUX RESTART (4 CPU) 05:04:01 CPU %user %nice %system %iowait %steal %idle 05:05:00 all 18.24 0.00 1.90 2.81 0.05 77.01 05:05:00 0 15.44 0.00 2.49 4.11 0.03 77.94 05:05:00 1 13.80 0.00 1.57 1.69 0.05 82.89 05:05:00 2 30.83 0.00 2.34 0.94 0.07 65.83 05:05:00 3 12.88 0.00 1.22 4.47 0.03 81.40 05:06:01 all 26.49 0.00 1.84 1.27 0.06 70.33 05:06:01 0 24.90 0.00 1.23 0.16 0.05 73.65 05:06:01 1 28.78 0.00 2.72 1.57 0.07 66.87 05:06:01 2 35.46 0.00 1.54 0.33 0.08 62.58 05:06:01 3 16.83 0.00 1.84 3.05 0.05 78.24 05:07:01 all 20.03 0.00 1.48 1.06 0.05 77.39 05:07:01 0 16.46 0.00 1.02 0.13 0.03 82.35 05:07:01 1 9.58 0.00 0.86 0.79 0.07 88.71 05:07:01 2 50.22 0.00 3.02 0.73 0.07 45.96 05:07:01 3 3.92 0.00 1.02 2.59 0.02 92.46 Average: all 21.61 0.00 1.74 1.71 0.05 74.89 Average: 0 18.97 0.00 1.58 1.46 0.04 77.96 Average: 1 17.40 0.00 1.72 1.35 0.06 79.47 Average: 2 38.83 0.00 2.30 0.66 0.07 58.14 Average: 3 11.23 0.00 1.36 3.36 0.03 84.01