---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2162 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 8.7G 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 561 12919 0 2558 15156 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:82:b1:f5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.174/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fe82:b1f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2162) 11/20/23 _x86_64_ (4 CPU) 18:32:31 LINUX RESTART (4 CPU) 18:33:01 tps rtps wtps bread/s bwrtn/s 18:34:01 98.98 17.19 81.79 1017.13 34777.87 18:35:01 183.79 34.38 149.41 2064.19 43460.76 18:36:01 30.08 9.17 20.91 299.02 7904.15 18:37:01 3.28 0.18 3.10 7.60 665.76 18:38:01 2.23 0.00 2.23 0.00 349.75 18:39:02 1.48 0.03 1.45 0.53 302.48 Average: 53.31 10.16 43.15 564.74 14576.96 18:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:34:01 13916112 15530772 2508856 15.27 62860 1752168 832512 4.76 711964 1584132 191472 18:35:01 12460492 14657464 3964476 24.14 80316 2296860 1514976 8.67 1691016 2019748 213128 18:36:01 10127876 12359340 6297092 38.34 80792 2329676 3694244 21.14 3998080 2036084 6408 18:37:01 8825344 11071092 7599624 46.27 80868 2343576 4912464 28.11 5282944 2050008 1376 18:38:01 7565328 9820412 8859640 53.94 80960 2352676 6145152 35.17 6531080 2059096 1048 18:39:02 12320880 14592324 4104088 24.99 81052 2368928 1587752 9.09 1790508 2055488 9488 Average: 10869339 13005234 5555629 33.82 77808 2240647 3114517 17.82 3334265 1967426 70487 18:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:34:01 ens3 58.11 37.94 972.16 7.27 0.00 0.00 0.00 0.00 18:34:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 18:35:01 ens3 445.54 381.57 3551.15 110.82 0.00 0.00 0.00 0.00 18:35:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:36:01 ens3 355.36 282.19 114.36 178.87 0.00 0.00 0.00 0.00 18:36:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:37:01 ens3 346.31 263.06 104.81 198.18 0.00 0.00 0.00 0.00 18:37:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:38:01 ens3 358.65 287.30 125.48 216.09 0.00 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:02 ens3 407.37 282.57 130.11 206.99 0.00 0.00 0.00 0.00 18:39:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 328.55 255.77 833.00 153.03 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2162) 11/20/23 _x86_64_ (4 CPU) 18:32:31 LINUX RESTART (4 CPU) 18:33:01 CPU %user %nice %system %iowait %steal %idle 18:34:01 all 19.62 0.00 1.36 6.20 0.06 72.77 18:34:01 0 4.07 0.00 0.79 14.34 0.10 80.69 18:34:01 1 17.99 0.00 1.07 6.02 0.05 74.87 18:34:01 2 38.29 0.00 2.48 1.83 0.07 57.34 18:34:01 3 18.32 0.00 1.10 2.49 0.05 78.04 18:35:01 all 35.58 0.00 2.04 6.53 0.10 55.74 18:35:01 0 44.69 0.00 2.20 3.47 0.10 49.54 18:35:01 1 34.31 0.00 2.04 5.07 0.08 58.50 18:35:01 2 35.63 0.00 1.91 2.03 0.08 60.35 18:35:01 3 27.74 0.00 2.02 15.54 0.15 54.55 18:36:01 all 62.16 0.00 2.99 0.80 0.10 33.95 18:36:01 0 72.39 0.00 4.45 0.03 0.08 23.04 18:36:01 1 50.76 0.00 2.97 0.53 0.13 45.60 18:36:01 2 66.43 0.00 1.82 0.18 0.10 31.47 18:36:01 3 59.22 0.00 2.70 2.46 0.08 35.54 18:37:01 all 39.02 0.00 3.30 0.13 0.08 57.47 18:37:01 0 42.52 0.00 1.09 0.00 0.08 56.31 18:37:01 1 17.24 0.00 2.63 0.39 0.07 79.68 18:37:01 2 26.42 0.00 0.97 0.00 0.08 72.53 18:37:01 3 70.89 0.00 8.62 0.08 0.10 20.31 18:38:01 all 39.12 0.00 1.44 0.06 0.08 59.30 18:38:01 0 19.47 0.00 0.60 0.00 0.07 79.87 18:38:01 1 30.57 0.00 1.91 0.25 0.07 67.21 18:38:01 2 21.64 0.00 1.12 0.00 0.07 77.18 18:38:01 3 85.52 0.00 2.15 0.00 0.10 12.23 18:39:02 all 46.01 0.00 4.17 0.00 0.08 49.74 18:39:02 0 30.15 0.00 1.03 0.00 0.05 68.77 18:39:02 1 58.63 0.00 1.88 0.02 0.10 39.37 18:39:02 2 57.88 0.00 1.35 0.00 0.08 40.68 18:39:02 3 37.47 0.00 12.41 0.00 0.07 50.06 Average: all 40.25 0.00 2.55 2.28 0.08 54.84 Average: 0 35.41 0.00 1.69 2.99 0.08 59.83 Average: 1 34.86 0.00 2.09 2.03 0.08 60.94 Average: 2 41.05 0.00 1.61 0.67 0.08 56.59 Average: 3 49.74 0.00 4.83 3.44 0.09 41.90