---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3420 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 11G 68G 14% / 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 11227 0 4262 15159 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:2a:ab:57 brd ff:ff:ff:ff:ff:ff inet 10.30.107.193/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fe2a:ab57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3420) 11/23/23 _x86_64_ (4 CPU) 13:02:38 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:03 103.12 18.06 85.05 1063.65 25210.66 13:05:01 170.26 39.70 130.56 2393.93 35284.95 13:06:01 45.19 7.70 37.49 305.02 22084.45 13:07:01 63.41 0.30 63.11 4.67 20070.38 13:08:01 38.93 1.23 37.69 177.30 54270.29 Average: 83.60 13.22 70.38 778.13 31357.39 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:03 13944712 15578804 2480248 15.10 64560 1769312 766552 4.39 667340 1599328 200416 13:05:01 13055208 15065208 3369752 20.52 77708 2118872 1183460 6.77 1244132 1883424 13824 13:06:01 11570596 13749552 4854364 29.55 81320 2279228 2485056 14.22 2623160 1973148 5848 13:07:01 11329876 13910616 5095084 31.02 91312 2659124 2168836 12.41 2484100 2330236 19484 13:08:01 11093008 15080884 5331952 32.46 92928 4025608 1177260 6.74 1638244 3378120 69616 Average: 12198680 14677013 4226280 25.73 81566 2570429 1556233 8.91 1731395 2232851 61838 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:03 ens3 70.13 45.20 1206.93 7.96 0.00 0.00 0.00 0.00 13:04:03 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 13:05:01 ens3 404.62 323.55 3835.61 74.23 0.00 0.00 0.00 0.00 13:05:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 735.21 534.74 2487.95 216.22 0.00 0.00 0.00 0.00 13:06:01 lo 2.65 2.65 12.76 12.76 0.00 0.00 0.00 0.00 13:07:01 ens3 723.13 498.25 4998.17 118.90 0.00 0.00 0.00 0.00 13:07:01 lo 3.48 3.48 0.37 0.37 0.00 0.00 0.00 0.00 13:08:01 ens3 430.93 266.42 2707.47 81.09 0.00 0.00 0.00 0.00 13:08:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 473.25 333.70 3041.94 99.85 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 2.69 2.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3420) 11/23/23 _x86_64_ (4 CPU) 13:02:38 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:03 all 21.18 0.00 1.48 2.43 0.05 74.86 13:04:03 0 25.66 0.00 1.59 0.75 0.08 71.92 13:04:03 1 27.35 0.00 1.72 0.38 0.05 70.50 13:04:03 2 24.34 0.00 2.04 6.45 0.07 67.11 13:04:03 3 7.45 0.00 0.60 2.13 0.03 89.80 13:05:01 all 25.36 0.00 1.72 2.81 0.07 70.03 13:05:01 0 30.99 0.00 1.62 0.57 0.05 66.76 13:05:01 1 23.93 0.00 1.55 1.36 0.05 73.12 13:05:01 2 23.18 0.00 1.97 4.33 0.07 70.45 13:05:01 3 23.32 0.00 1.70 5.00 0.07 69.90 13:06:01 all 56.35 0.00 2.42 1.89 0.11 39.23 13:06:01 0 57.99 0.00 2.15 0.17 0.10 39.59 13:06:01 1 48.58 0.00 2.59 0.98 0.12 47.73 13:06:01 2 55.62 0.00 2.80 2.45 0.12 39.01 13:06:01 3 63.17 0.00 2.14 4.00 0.13 30.56 13:07:01 all 49.11 0.00 1.89 2.23 0.10 46.65 13:07:01 0 49.27 0.00 2.15 2.00 0.10 46.47 13:07:01 1 40.48 0.00 1.74 1.85 0.10 55.83 13:07:01 2 53.31 0.00 2.48 1.61 0.12 42.49 13:07:01 3 53.42 0.00 1.22 3.46 0.08 41.82 13:08:01 all 25.38 0.00 1.41 6.86 0.05 66.30 13:08:01 0 37.72 0.00 1.95 0.62 0.07 59.64 13:08:01 1 21.72 0.00 0.85 0.20 0.05 77.18 13:08:01 2 21.62 0.00 1.87 7.60 0.07 68.84 13:08:01 3 20.44 0.00 0.97 19.08 0.05 59.46 Average: all 35.54 0.00 1.78 3.25 0.08 59.35 Average: 0 40.39 0.00 1.90 0.82 0.08 56.81 Average: 1 32.48 0.00 1.69 0.95 0.07 64.80 Average: 2 35.68 0.00 2.23 4.49 0.09 57.51 Average: 3 33.60 0.00 1.32 6.73 0.07 58.26