---> uname -a: Linux prd-centos8-docker-4c-4g-41784.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 757 12354 19 2651 14672 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:89:27:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fe89:279e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:ac:13:ea 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) 08/28/2025 _x86_64_ (4 CPU) 13:22:25 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 152.02 7.55 144.47 991.27 5705.13 01:25:01 PM 64.21 0.00 64.21 0.00 6212.60 01:26:01 PM 178.74 2.40 176.34 353.62 7250.72 01:27:01 PM 38.14 1.87 36.28 412.06 6929.00 01:28:01 PM 28.38 0.98 27.40 31.33 579.70 01:29:01 PM 38.85 0.63 38.22 62.38 10213.61 Average: 83.39 2.24 81.15 308.46 6148.59 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13430892 15140164 2710640 16.79 2688 1925776 1102396 6.41 137700 2224140 126984 01:25:01 PM 13277784 15066484 2863748 17.74 2688 2003088 1162272 6.76 144272 2360756 69892 01:26:01 PM 12473864 14548244 3667668 22.72 2688 2279696 1611832 9.38 166008 3100624 185928 01:27:01 PM 11443576 13539804 4697956 29.10 2688 2300536 2665668 15.51 211920 4076528 48 01:28:01 PM 12645620 14998864 3495912 21.66 2688 2556512 1155604 6.72 325904 2765460 262968 01:29:01 PM 12678220 15050260 3463312 21.46 2688 2574556 1105372 6.43 502196 2555132 8332 Average: 12658326 14723970 3483206 21.58 2688 2273361 1467191 8.54 248000 2847107 109025 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 147.85 98.02 1007.38 26.09 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 17.25 15.45 253.20 3.76 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 330.22 228.72 3719.59 50.28 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 01:27:01 PM lo 11.73 11.73 1.51 1.51 0.00 0.00 0.00 0.00 01:27:01 PM eth0 35.99 24.33 116.12 8.77 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 27.10 27.10 5.51 5.51 0.00 0.00 0.00 0.00 01:28:01 PM eth0 70.75 55.77 238.65 33.75 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM eth0 83.71 72.74 227.06 1010.83 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.47 6.47 1.17 1.17 0.00 0.00 0.00 0.00 Average: eth0 114.30 82.51 927.06 188.93 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) 08/28/2025 _x86_64_ (4 CPU) 13:22:25 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 14.93 0.00 1.86 2.91 0.08 80.22 01:24:01 PM 0 20.28 0.00 2.97 3.65 0.08 73.01 01:24:01 PM 1 10.68 0.00 1.24 5.06 0.07 82.95 01:24:01 PM 2 21.59 0.00 2.23 1.47 0.08 74.63 01:24:01 PM 3 7.16 0.00 1.02 1.42 0.07 90.33 01:25:01 PM all 5.42 0.00 0.62 15.18 0.04 78.74 01:25:01 PM 0 8.66 0.00 0.62 21.64 0.05 69.03 01:25:01 PM 1 4.94 0.00 0.78 16.17 0.03 78.07 01:25:01 PM 2 4.85 0.00 0.52 8.07 0.03 86.53 01:25:01 PM 3 3.24 0.00 0.57 14.84 0.03 81.32 01:26:01 PM all 21.51 0.00 2.17 14.18 0.11 62.04 01:26:01 PM 0 19.29 0.00 1.52 12.11 0.12 66.96 01:26:01 PM 1 23.40 0.00 2.63 15.32 0.12 58.53 01:26:01 PM 2 22.24 0.00 2.15 16.10 0.10 59.40 01:26:01 PM 3 21.10 0.00 2.40 13.16 0.10 63.24 01:27:01 PM all 26.24 0.00 0.77 6.01 0.09 66.88 01:27:01 PM 0 28.18 0.00 0.79 0.71 0.10 70.22 01:27:01 PM 1 27.34 0.00 1.07 15.56 0.08 55.94 01:27:01 PM 2 25.35 0.00 0.50 0.32 0.07 73.77 01:27:01 PM 3 24.11 0.00 0.72 7.47 0.10 67.59 01:28:01 PM all 34.27 0.00 1.88 0.43 0.08 63.34 01:28:01 PM 0 30.47 0.00 1.64 0.77 0.07 67.06 01:28:01 PM 1 33.83 0.00 1.88 0.27 0.08 63.94 01:28:01 PM 2 38.39 0.00 1.97 0.32 0.08 59.23 01:28:01 PM 3 34.38 0.00 2.04 0.35 0.10 63.13 01:29:01 PM all 16.41 0.00 1.55 2.65 0.16 79.24 01:29:01 PM 0 19.48 0.00 1.70 3.21 0.07 75.54 01:29:01 PM 1 13.21 0.00 1.04 3.33 0.07 82.35 01:29:01 PM 2 15.93 0.00 1.88 2.07 0.09 80.04 01:29:01 PM 3 16.97 0.00 1.60 1.98 0.40 79.04 Average: all 19.80 0.00 1.48 6.90 0.09 71.73 Average: 0 21.06 0.00 1.54 7.03 0.08 70.29 Average: 1 18.90 0.00 1.44 9.31 0.08 70.27 Average: 2 21.41 0.00 1.54 4.73 0.08 72.24 Average: 3 17.82 0.00 1.39 6.54 0.13 74.11