---> uname -a: Linux prd-centos8-docker-4c-4g-1198.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 828 12119 19 2814 14599 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:51:38:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe51:3868/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:f6:28:fc brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/13/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 184.19 15.03 169.16 3119.23 10142.15 01:25:01 PM 189.95 6.30 183.65 1081.15 15476.42 01:26:01 PM 25.45 0.47 24.98 16.13 482.94 Average: 133.20 7.27 125.93 1405.60 8700.58 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12848568 14863944 3292964 20.40 2688 2223728 1379124 8.02 186940 2719272 178928 01:25:01 PM 11357584 13646088 4783948 29.64 2688 2491708 2409628 14.02 254844 4112092 2380 01:26:01 PM 12347048 14887148 3794484 23.51 2688 2741736 1253416 7.29 351540 3028244 258712 Average: 12184400 14465727 3957132 24.52 2688 2485724 1680723 9.78 264441 3286536 146673 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 170.58 132.72 1917.78 29.25 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 12.36 12.36 3.47 3.47 0.00 0.00 0.00 0.00 01:25:01 PM eth0 330.61 232.86 3759.75 57.61 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 16.55 16.55 2.59 2.59 0.00 0.00 0.00 0.00 01:26:01 PM eth0 55.56 45.79 269.18 20.49 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.64 9.64 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 185.58 137.13 1982.23 35.78 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/13/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.83 0.00 2.69 0.94 0.10 70.43 01:24:01 PM 0 17.05 0.00 2.49 0.97 0.10 79.39 01:24:01 PM 1 43.66 0.00 4.42 1.31 0.12 50.49 01:24:01 PM 2 19.16 0.00 2.33 0.81 0.10 77.59 01:24:01 PM 3 23.47 0.00 1.52 0.69 0.08 74.24 01:25:01 PM all 55.73 0.00 2.19 0.97 0.13 40.99 01:25:01 PM 0 59.14 0.00 3.04 1.62 0.15 36.05 01:25:01 PM 1 64.66 0.00 1.37 0.50 0.12 33.35 01:25:01 PM 2 54.16 0.00 2.23 0.89 0.12 42.61 01:25:01 PM 3 44.94 0.00 2.13 0.85 0.12 51.97 01:26:01 PM all 14.63 0.00 1.14 0.10 0.06 84.07 01:26:01 PM 0 13.53 0.00 0.55 0.02 0.07 85.83 01:26:01 PM 1 22.21 0.00 1.20 0.05 0.07 76.47 01:26:01 PM 2 10.14 0.00 1.44 0.27 0.05 88.10 01:26:01 PM 3 12.61 0.00 1.38 0.05 0.07 85.88 Average: all 32.06 0.00 2.01 0.67 0.10 65.17 Average: 0 29.89 0.00 2.03 0.87 0.11 67.10 Average: 1 43.51 0.00 2.33 0.62 0.10 53.44 Average: 2 27.83 0.00 2.00 0.65 0.09 69.42 Average: 3 26.99 0.00 1.68 0.53 0.09 70.71