---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18014 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 9.2G 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 617 12328 0 3093 15092 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:3a:b6:7c brd ff:ff:ff:ff:ff:ff inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe3a:b67c/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-18014) 12/05/25 _x86_64_ (4 CPU) 15:36:20 LINUX RESTART (4 CPU) 15:37:02 tps rtps wtps bread/s bwrtn/s 15:38:01 127.81 17.17 110.64 1330.08 23261.14 15:39:01 150.47 19.08 131.39 589.50 20540.44 15:40:01 64.49 1.67 62.82 79.05 21282.59 Average: 114.18 12.61 101.57 662.50 21685.97 15:37:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:38:01 13845340 15546880 2579628 15.71 73172 1822428 1096016 6.27 686000 1670652 99824 15:39:01 12323648 14703876 4101320 24.97 89936 2464864 1442168 8.25 1597652 2238708 169924 15:40:01 12590932 15416736 3834036 23.34 95524 2892972 890796 5.10 1280472 2273888 26900 Average: 12919973 15222497 3504995 21.34 86211 2393421 1142993 6.54 1188041 2061083 98883 15:37:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:38:01 ens3 147.50 124.00 1155.97 30.28 0.00 0.00 0.00 0.00 15:38:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 15:39:01 ens3 651.16 536.71 7575.49 72.68 0.00 0.00 0.00 0.00 15:39:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:40:01 ens3 335.56 305.72 785.63 2471.23 0.00 0.00 0.00 0.00 15:40:01 lo 19.66 19.66 1.77 1.77 0.00 0.00 0.00 0.00 Average: ens3 379.36 323.25 3183.63 862.69 0.00 0.00 0.00 0.00 Average: lo 6.90 6.90 0.63 0.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18014) 12/05/25 _x86_64_ (4 CPU) 15:36:20 LINUX RESTART (4 CPU) 15:37:02 CPU %user %nice %system %iowait %steal %idle 15:38:01 all 13.22 0.00 1.13 1.76 0.06 83.82 15:38:01 0 17.41 0.00 1.22 0.70 0.05 80.62 15:38:01 1 5.35 0.00 0.51 0.42 0.05 93.67 15:38:01 2 7.29 0.00 1.37 5.31 0.09 85.95 15:38:01 3 22.81 0.00 1.48 0.64 0.05 75.02 15:39:01 all 38.13 0.00 2.28 0.35 0.08 59.16 15:39:01 0 41.28 0.00 1.44 0.43 0.08 56.76 15:39:01 1 38.44 0.00 2.03 0.03 0.08 59.41 15:39:01 2 31.96 0.00 2.63 0.72 0.08 64.61 15:39:01 3 40.85 0.00 2.99 0.20 0.10 55.86 15:40:01 all 30.90 0.00 2.28 0.77 0.07 65.98 15:40:01 0 23.37 0.00 2.12 0.05 0.05 74.41 15:40:01 1 34.53 0.00 2.14 0.08 0.08 63.16 15:40:01 2 17.22 0.00 2.34 1.62 0.05 78.77 15:40:01 3 48.44 0.00 2.54 1.32 0.07 47.64 Average: all 27.50 0.00 1.90 0.95 0.07 69.57 Average: 0 27.40 0.00 1.60 0.39 0.06 70.55 Average: 1 26.26 0.00 1.57 0.18 0.07 71.93 Average: 2 18.90 0.00 2.12 2.53 0.07 76.38 Average: 3 37.44 0.00 2.34 0.72 0.07 59.43