---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7631 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 8.8G 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 592 12730 0 2716 15126 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:12:31:1d brd ff:ff:ff:ff:ff:ff inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe12:311d/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-7631) 05/02/26 _x86_64_ (4 CPU) 09:53:00 LINUX RESTART (4 CPU) 09:54:00 tps rtps wtps bread/s bwrtn/s 09:55:01 167.32 42.35 124.96 2521.16 20750.30 09:56:01 18.46 1.98 16.48 44.65 1160.68 09:57:01 318.75 2.43 316.32 265.33 15607.87 Average: 168.15 15.74 152.42 952.42 12551.02 09:54:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:55:01 12285560 14327872 4139408 25.20 76924 2151700 2130636 12.19 1983076 1910488 7420 09:56:01 13086524 15370172 3338444 20.33 78660 2387380 983948 5.63 1052420 2035660 218024 09:57:01 13051728 15501016 3373240 20.54 82092 2547000 836772 4.79 1000312 2119164 24908 Average: 12807937 15066353 3617031 22.02 79225 2362027 1317119 7.54 1345269 2021771 83451 09:54:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:55:01 ens3 566.58 388.28 4493.97 108.91 0.00 0.00 0.00 0.00 09:55:01 lo 10.85 10.85 1.23 1.23 0.00 0.00 0.00 0.00 09:56:01 ens3 444.05 301.12 1208.51 114.12 0.00 0.00 0.00 0.00 09:56:01 lo 18.83 18.83 4.92 4.92 0.00 0.00 0.00 0.00 09:57:01 ens3 475.48 323.55 2341.32 115.49 0.00 0.00 0.00 0.00 09:57:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 495.76 337.93 2691.22 112.82 0.00 0.00 0.00 0.00 Average: lo 10.21 10.21 2.09 2.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7631) 05/02/26 _x86_64_ (4 CPU) 09:53:00 LINUX RESTART (4 CPU) 09:54:00 CPU %user %nice %system %iowait %steal %idle 09:55:01 all 50.82 0.00 2.06 0.75 0.08 46.29 09:55:01 0 52.28 0.00 2.37 0.62 0.08 44.65 09:55:01 1 54.62 0.00 2.48 0.69 0.07 42.14 09:55:01 2 53.85 0.00 1.04 0.49 0.07 44.56 09:55:01 3 42.53 0.00 2.37 1.22 0.10 53.78 09:56:01 all 15.69 0.00 1.02 0.05 0.07 83.17 09:56:01 0 14.31 0.00 0.92 0.00 0.07 84.70 09:56:01 1 16.98 0.00 1.32 0.08 0.07 81.54 09:56:01 2 15.29 0.00 0.73 0.00 0.07 83.91 09:56:01 3 16.17 0.00 1.08 0.10 0.08 82.56 09:57:01 all 36.43 0.00 1.92 1.15 0.06 60.44 09:57:01 0 52.10 0.00 2.37 0.42 0.07 45.04 09:57:01 1 33.88 0.00 2.38 1.66 0.05 62.03 09:57:01 2 27.57 0.00 1.92 1.42 0.05 69.04 09:57:01 3 32.16 0.00 1.00 1.12 0.03 65.68 Average: all 34.38 0.00 1.67 0.65 0.07 63.24 Average: 0 39.62 0.00 1.89 0.35 0.07 58.07 Average: 1 35.20 0.00 2.06 0.81 0.06 61.86 Average: 2 32.34 0.00 1.23 0.64 0.06 65.73 Average: 3 30.33 0.00 1.49 0.81 0.07 67.30