---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8898 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 9.8G 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 1424 10906 0 3708 14284 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:8a:d7:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe8a:d76d/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-8898) 07/11/26 _x86_64_ (4 CPU) 12:17:53 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:02 364.26 54.01 310.25 3620.86 64729.75 12:20:01 191.83 43.38 148.45 2512.25 49914.12 12:21:01 6.83 0.02 6.82 0.13 7237.73 12:22:01 33.21 2.73 30.48 77.19 27580.20 Average: 148.85 24.96 123.90 1548.59 37312.95 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:02 13923476 15533140 2501492 15.23 65992 1744008 866492 4.96 688044 1596552 200928 12:20:01 11160636 14201552 5264332 32.05 78940 3131816 1994604 11.41 2084764 2898244 94920 12:21:01 10995616 14153308 5429352 33.06 79052 3245700 2026824 11.60 2134328 3011720 38824 12:22:01 10925512 14594160 5499456 33.48 81300 3739796 1660984 9.51 2049824 3154068 18096 Average: 11751310 14620540 4673658 28.45 76321 2965330 1637226 9.37 1739240 2665146 88192 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:02 ens3 404.73 274.65 2005.85 78.56 0.00 0.00 0.00 0.00 12:19:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 12:20:01 ens3 6449.30 3062.82 20008.25 1432.80 0.00 0.00 0.00 0.00 12:20:01 lo 609.25 609.25 46.71 46.71 0.00 0.00 0.00 0.00 12:21:01 ens3 12368.24 7718.70 2861.29 2804.70 0.00 0.00 0.00 0.00 12:21:01 lo 987.57 987.57 75.70 75.70 0.00 0.00 0.00 0.00 12:22:01 ens3 640.03 440.81 714.64 360.95 0.00 0.00 0.00 0.00 12:22:01 lo 113.58 113.58 8.71 8.71 0.00 0.00 0.00 0.00 Average: ens3 4959.37 2873.46 6340.57 1168.15 0.00 0.00 0.00 0.00 Average: lo 427.19 427.19 32.76 32.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8898) 07/11/26 _x86_64_ (4 CPU) 12:17:53 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:02 all 21.58 0.00 2.11 4.20 0.05 72.06 12:19:02 0 7.70 0.00 1.36 8.77 0.05 82.13 12:19:02 1 49.14 0.00 4.14 6.71 0.08 39.93 12:19:02 2 20.04 0.00 1.77 0.90 0.03 77.25 12:19:02 3 9.50 0.00 1.12 0.45 0.03 88.89 12:20:01 all 51.46 0.00 7.03 1.34 0.09 40.08 12:20:01 0 51.36 0.00 6.03 1.67 0.09 40.85 12:20:01 1 58.55 0.00 8.86 1.48 0.09 31.02 12:20:01 2 52.32 0.00 7.37 1.51 0.07 38.73 12:20:01 3 43.58 0.00 5.90 0.67 0.09 49.77 12:21:01 all 23.59 0.00 40.50 0.11 0.08 35.72 12:21:01 0 25.76 0.00 44.70 0.05 0.08 29.40 12:21:01 1 22.38 0.00 43.54 0.03 0.10 33.94 12:21:01 2 21.66 0.00 49.78 0.35 0.08 28.12 12:21:01 3 24.52 0.00 23.91 0.02 0.08 51.46 12:22:01 all 32.12 0.00 4.77 0.67 0.05 62.39 12:22:01 0 27.80 0.00 1.77 0.28 0.07 70.08 12:22:01 1 32.70 0.00 6.51 0.02 0.03 60.74 12:22:01 2 26.11 0.00 8.35 2.22 0.05 63.26 12:22:01 3 41.92 0.00 2.50 0.15 0.07 55.37 Average: all 32.12 0.00 13.56 1.58 0.07 52.67 Average: 0 28.04 0.00 13.41 2.70 0.07 55.78 Average: 1 40.67 0.00 15.69 2.06 0.08 41.50 Average: 2 29.95 0.00 16.79 1.25 0.06 51.96 Average: 3 29.84 0.00 8.33 0.32 0.07 61.44