---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9 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 9.5G 68G 13% / 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 547 12135 0 3357 15162 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:63:8e:3e brd ff:ff:ff:ff:ff:ff inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fe63:8e3e/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-9) 08/03/26 _x86_64_ (4 CPU) 11:13:41 LINUX RESTART (4 CPU) 11:14:01 tps rtps wtps bread/s bwrtn/s 11:15:01 164.99 50.51 114.48 3513.15 18729.41 11:16:01 88.54 0.25 88.29 23.46 24014.13 11:17:01 137.74 33.29 104.45 1963.27 28109.32 11:18:01 36.58 9.96 26.62 488.98 31721.21 Average: 106.95 23.50 83.45 1497.01 25644.78 11:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:01 14276948 15593944 2148020 13.08 40364 1491376 774568 4.43 607616 1353832 7868 11:16:01 13833656 15535968 2591312 15.78 67716 1829152 803904 4.60 688228 1675288 179184 11:17:01 13170524 15166180 3254444 19.81 77280 2103028 1097768 6.28 1069848 1935948 12940 11:18:01 11230328 13817156 5194640 31.63 77964 2683476 2391556 13.69 2444128 2478428 168352 Average: 13127864 15028312 3297104 20.07 65831 2026758 1266949 7.25 1202455 1860874 92086 11:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:01 ens3 312.03 200.58 907.42 80.15 0.00 0.00 0.00 0.00 11:15:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 11:16:01 ens3 63.17 44.81 1090.87 7.76 0.00 0.00 0.00 0.00 11:16:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 11:17:01 ens3 327.91 264.94 2840.82 56.07 0.00 0.00 0.00 0.00 11:17:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 11:18:01 ens3 1830.64 1064.75 362.32 4178.92 0.00 0.00 0.00 0.00 11:18:01 lo 4204.00 4204.00 322.27 322.27 0.00 0.00 0.00 0.00 Average: ens3 633.69 393.91 1300.16 1081.37 0.00 0.00 0.00 0.00 Average: lo 1052.12 1052.12 80.67 80.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9) 08/03/26 _x86_64_ (4 CPU) 11:13:41 LINUX RESTART (4 CPU) 11:14:01 CPU %user %nice %system %iowait %steal %idle 11:15:01 all 11.48 0.00 1.19 19.06 0.05 68.21 11:15:01 0 14.15 0.00 0.94 8.15 0.03 76.73 11:15:01 1 11.25 0.00 1.69 51.36 0.08 35.61 11:15:01 2 10.20 0.00 0.72 13.06 0.03 75.99 11:15:01 3 10.30 0.00 1.41 3.76 0.05 84.48 11:16:01 all 13.71 0.00 0.92 10.94 0.06 74.37 11:16:01 0 6.97 0.00 0.53 1.67 0.02 90.81 11:16:01 1 15.97 0.00 1.07 2.09 0.08 80.79 11:16:01 2 23.66 0.00 1.42 35.52 0.12 39.29 11:16:01 3 8.23 0.00 0.62 4.57 0.02 86.56 11:17:01 all 20.06 0.00 2.23 8.42 0.10 69.19 11:17:01 0 18.31 0.00 3.01 4.62 0.08 73.98 11:17:01 1 15.95 0.00 1.51 9.16 0.12 73.27 11:17:01 2 22.37 0.00 3.13 8.42 0.08 65.99 11:17:01 3 23.59 0.00 1.32 11.46 0.10 63.52 11:18:01 all 48.56 0.00 8.72 7.54 0.21 34.98 11:18:01 0 55.01 0.00 9.41 1.11 0.15 34.32 11:18:01 1 45.97 0.00 12.03 13.62 0.22 28.16 11:18:01 2 48.15 0.00 8.77 12.68 0.25 30.14 11:18:01 3 45.13 0.00 4.71 2.81 0.24 47.13 Average: all 23.36 0.00 3.25 11.51 0.10 61.78 Average: 0 23.45 0.00 3.44 3.90 0.07 69.13 Average: 1 22.18 0.00 4.04 19.06 0.13 54.59 Average: 2 26.02 0.00 3.50 17.43 0.12 52.93 Average: 3 21.80 0.00 2.01 5.65 0.10 70.43