---> uname -a: Linux prd-centos8-docker-4c-4g-4777.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: 2800.000 BogoMIPS: 5600.00 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 9.8G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 745 12622 19 2395 14685 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:0c:2e:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.135/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fe0c:2ea5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:84:38:67 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) 10/23/2025 _x86_64_ (4 CPU) 13:22:52 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 288.09 40.50 247.59 7746.39 43437.41 01:25:01 PM 240.91 4.52 236.39 796.13 17066.46 01:26:01 PM 18.46 0.53 17.93 15.73 1526.55 Average: 182.50 15.18 167.31 2853.30 20679.33 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13334284 15093488 2807248 17.39 2688 1975292 1130280 6.58 138304 2317200 165844 01:25:01 PM 11499676 13600244 4641856 28.76 2688 2304812 2585532 15.04 211908 4015748 36616 01:26:01 PM 13002660 15107032 3138872 19.45 2688 2308476 1094252 6.37 225548 2508408 2212 Average: 12612207 14600255 3529325 21.86 2688 2196193 1603355 9.33 191920 2947119 68224 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 359.42 207.50 1788.37 69.70 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 7.92 7.92 0.91 0.91 0.00 0.00 0.00 0.00 01:25:01 PM eth0 411.03 264.16 3934.45 75.63 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 34.04 34.04 6.48 6.48 0.00 0.00 0.00 0.00 01:26:01 PM eth0 36.79 25.11 17.02 27.50 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 13.99 13.99 2.46 2.46 0.00 0.00 0.00 0.00 Average: eth0 269.09 165.59 1913.26 57.61 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) 10/23/2025 _x86_64_ (4 CPU) 13:22:52 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.61 0.00 4.04 4.38 0.08 64.89 01:24:01 PM 0 19.09 0.00 3.20 1.99 0.08 75.64 01:24:01 PM 1 28.69 0.00 4.51 9.68 0.08 57.04 01:24:01 PM 2 17.78 0.00 4.06 4.39 0.07 73.70 01:24:01 PM 3 40.83 0.00 4.41 1.45 0.08 53.23 01:25:01 PM all 42.42 0.00 2.44 1.57 0.09 53.47 01:25:01 PM 0 45.43 0.00 1.99 1.67 0.08 50.83 01:25:01 PM 1 41.35 0.00 3.75 2.56 0.12 52.23 01:25:01 PM 2 44.78 0.00 1.32 0.72 0.08 53.09 01:25:01 PM 3 38.13 0.00 2.70 1.34 0.08 57.75 01:26:01 PM all 27.27 0.00 1.33 3.02 0.07 68.32 01:26:01 PM 0 31.05 0.00 1.22 9.53 0.07 58.13 01:26:01 PM 1 27.22 0.00 0.80 2.49 0.07 69.43 01:26:01 PM 2 23.31 0.00 1.67 0.02 0.07 74.93 01:26:01 PM 3 27.49 0.00 1.62 0.02 0.07 70.81 Average: all 32.10 0.00 2.60 2.99 0.08 62.23 Average: 0 31.86 0.00 2.13 4.40 0.08 61.52 Average: 1 32.41 0.00 3.02 4.91 0.09 59.58 Average: 2 28.63 0.00 2.35 1.71 0.07 67.24 Average: 3 35.48 0.00 2.91 0.94 0.08 60.60