---> uname -a: Linux prd-centos8-docker-4c-4g-4504.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 796 12147 19 2818 14631 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:52:9d:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.147/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe52:9d0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:e9:79:ec 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) 03/24/2026 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 252.60 15.00 237.60 3221.86 12941.40 01:25:01 PM 109.55 6.18 103.37 1054.36 12449.36 01:26:01 PM 39.21 3.17 36.04 140.51 909.48 Average: 133.79 8.11 125.68 1472.34 8766.98 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12597660 14805456 3543872 21.95 2688 2413536 1371496 7.98 191628 2950548 293664 01:25:01 PM 11462760 13756508 4678772 28.99 2688 2497012 2356964 13.71 254940 4006792 1712 01:26:01 PM 12467724 15010968 3673808 22.76 2688 2744184 1168584 6.80 524664 2734632 261268 Average: 12176048 14524311 3965484 24.57 2688 2551577 1632348 9.50 323744 3230657 185548 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 366.49 264.96 4890.74 45.08 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 21.70 21.70 4.53 4.53 0.00 0.00 0.00 0.00 01:25:01 PM eth0 173.95 109.50 761.66 45.62 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 7.17 7.17 1.55 1.55 0.00 0.00 0.00 0.00 01:26:01 PM eth0 65.31 73.80 276.39 926.58 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 9.62 9.62 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 201.93 149.43 1976.43 339.07 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) 03/24/2026 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 27.46 0.00 2.79 1.26 0.12 68.37 01:24:01 PM 0 19.33 0.00 2.42 2.02 0.10 76.12 01:24:01 PM 1 37.73 0.00 3.58 1.10 0.13 57.45 01:24:01 PM 2 26.96 0.00 2.41 1.07 0.13 69.43 01:24:01 PM 3 25.84 0.00 2.73 0.85 0.12 70.46 01:25:01 PM all 48.12 0.00 1.43 0.66 0.11 49.68 01:25:01 PM 0 57.47 0.00 0.53 0.13 0.10 41.77 01:25:01 PM 1 47.49 0.00 2.56 1.17 0.12 48.66 01:25:01 PM 2 34.10 0.00 1.72 1.12 0.13 62.92 01:25:01 PM 3 53.39 0.00 0.92 0.20 0.10 45.39 01:26:01 PM all 17.39 0.00 1.51 0.25 0.07 80.78 01:26:01 PM 0 19.23 0.00 1.35 0.23 0.07 79.12 01:26:01 PM 1 12.47 0.00 1.57 0.65 0.07 85.24 01:26:01 PM 2 11.08 0.00 0.94 0.05 0.07 87.87 01:26:01 PM 3 26.78 0.00 2.19 0.08 0.07 70.88 Average: all 31.00 0.00 1.91 0.72 0.10 66.27 Average: 0 32.03 0.00 1.44 0.80 0.09 65.65 Average: 1 32.56 0.00 2.57 0.98 0.11 63.79 Average: 2 24.04 0.00 1.69 0.75 0.11 73.41 Average: 3 35.35 0.00 1.94 0.38 0.09 62.24