---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4628 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 676K 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 1100 12322 0 2616 14617 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:01:51:0e brd ff:ff:ff:ff:ff:ff inet 10.30.107.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe01:510e/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-4628) 01/10/26 _x86_64_ (4 CPU) 22:07:27 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 206.08 29.10 176.99 1681.34 46299.00 22:10:01 82.02 13.26 68.76 863.99 31351.44 22:11:01 24.01 4.75 19.26 121.05 4201.83 Average: 103.47 15.63 87.84 884.37 27177.88 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13415900 15326768 3009068 18.32 76800 2021720 1016128 5.82 910208 1859240 102512 22:10:01 12255236 14328712 4169732 25.39 79736 2176272 1929076 11.04 2005092 1912640 2300 22:11:01 12693576 15038524 3731392 22.72 81064 2442180 1186428 6.79 1509592 1964576 218576 Average: 12788237 14898001 3636731 22.14 79200 2213391 1377211 7.88 1474964 1912152 107796 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 22:09:01 ens3 362.29 291.17 4244.24 46.15 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 264.46 169.22 1359.38 53.01 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 571.07 374.15 760.15 241.31 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 399.48 278.11 2109.40 113.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4628) 01/10/26 _x86_64_ (4 CPU) 22:07:27 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 24.82 0.00 1.74 4.81 0.07 68.56 22:09:01 0 15.67 0.00 1.46 8.13 0.05 74.69 22:09:01 1 11.49 0.00 1.30 6.77 0.05 80.40 22:09:01 2 50.09 0.00 2.94 3.20 0.09 43.68 22:09:01 3 22.06 0.00 1.22 1.12 0.07 75.53 22:10:01 all 70.37 0.00 1.87 0.93 0.08 26.76 22:10:01 0 69.15 0.00 1.55 1.54 0.07 27.69 22:10:01 1 67.26 0.00 2.24 1.66 0.08 28.76 22:10:01 2 76.10 0.00 2.04 0.13 0.08 21.64 22:10:01 3 68.97 0.00 1.64 0.37 0.08 28.94 22:11:01 all 63.13 0.00 1.89 0.06 0.08 34.84 22:11:01 0 67.59 0.00 1.99 0.10 0.08 30.23 22:11:01 1 69.66 0.00 2.26 0.02 0.07 28.00 22:11:01 2 65.61 0.00 1.37 0.03 0.08 32.91 22:11:01 3 49.62 0.00 1.94 0.10 0.08 48.25 Average: all 52.92 0.00 1.83 1.92 0.07 43.25 Average: 0 50.97 0.00 1.67 3.23 0.07 44.06 Average: 1 49.71 0.00 1.94 2.79 0.07 45.50 Average: 2 64.01 0.00 2.11 1.11 0.08 32.68 Average: 3 47.00 0.00 1.60 0.53 0.08 50.79