---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2757 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 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 535 13099 0 2404 15185 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:6f:5d:35 brd ff:ff:ff:ff:ff:ff inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86205sec preferred_lft 86205sec inet6 fe80::f816:3eff:fe6f:5d35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2757) 11/22/23 _x86_64_ (4 CPU) 03:08:58 LINUX RESTART (4 CPU) 03:09:01 tps rtps wtps bread/s bwrtn/s 03:10:01 163.02 75.64 87.39 5228.20 60377.67 03:11:01 218.93 18.62 200.32 1329.60 33300.40 03:12:01 95.90 20.26 75.64 800.93 30157.28 Average: 159.28 38.17 121.11 2452.88 41278.28 03:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 14098636 15622124 2326332 14.16 57940 1668772 734544 4.20 611812 1509072 129244 03:11:01 13627160 15569412 2797808 17.03 85600 2040880 1058224 6.06 772148 1781112 158736 03:12:01 13418844 15554104 3006124 18.30 90752 2226176 770388 4.41 849628 1906740 53624 Average: 13714880 15581880 2710088 16.50 78097 1978609 854385 4.89 744529 1732308 113868 03:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 03:10:01 ens3 399.43 222.98 1407.43 55.66 0.00 0.00 0.00 0.00 03:11:01 lo 2.27 2.27 0.33 0.33 0.00 0.00 0.00 0.00 03:11:01 ens3 215.33 151.37 1635.12 48.95 0.00 0.00 0.00 0.00 03:12:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 03:12:01 ens3 479.31 289.05 2584.55 58.91 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 364.71 221.14 1875.75 54.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2757) 11/22/23 _x86_64_ (4 CPU) 03:08:58 LINUX RESTART (4 CPU) 03:09:01 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 19.73 0.00 2.39 7.94 0.06 69.88 03:10:01 0 15.06 0.00 1.83 13.61 0.05 69.45 03:10:01 1 35.38 0.00 2.67 4.09 0.07 57.79 03:10:01 2 15.29 0.00 1.96 3.40 0.07 79.29 03:10:01 3 13.18 0.00 3.09 10.69 0.07 72.97 03:11:01 all 23.50 0.00 2.19 6.21 0.07 68.02 03:11:01 0 15.40 0.00 2.14 16.82 0.07 65.57 03:11:01 1 28.10 0.00 2.00 0.79 0.07 69.04 03:11:01 2 18.74 0.00 1.94 1.36 0.07 77.90 03:11:01 3 31.75 0.00 2.66 5.89 0.08 59.62 03:12:01 all 22.25 0.00 1.37 4.83 0.06 71.49 03:12:01 0 6.69 0.00 1.00 15.42 0.02 76.87 03:12:01 1 45.93 0.00 1.99 2.34 0.08 49.66 03:12:01 2 10.59 0.00 1.07 0.23 0.05 88.06 03:12:01 3 25.89 0.00 1.40 1.32 0.05 71.34 Average: all 21.83 0.00 1.98 6.33 0.06 69.80 Average: 0 12.37 0.00 1.65 15.28 0.04 70.64 Average: 1 36.47 0.00 2.22 2.41 0.07 58.83 Average: 2 14.86 0.00 1.66 1.66 0.06 81.76 Average: 3 23.60 0.00 2.38 5.97 0.07 67.98