---> uname -a: Linux prd-centos8-docker-4c-4g-4.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 15761 776 12194 20 2790 14644 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:d7:0c:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fed7:cde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:02:6b:fb:b4 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 11/02/2026 _x86_64_ (4 CPU) 09:21:20 LINUX RESTART (4 CPU) 09:22:01 AM tps rtps wtps bread/s bwrtn/s 09:23:01 AM 220.03 97.52 122.51 10734.74 39321.91 09:24:01 AM 108.63 0.70 107.93 172.24 10178.99 09:25:02 AM 147.91 18.70 129.21 3770.99 9612.49 09:26:01 AM 85.46 2.66 82.80 273.21 4772.01 09:27:01 AM 24.85 0.00 24.85 0.00 6654.81 09:28:01 AM 2.78 1.72 1.07 51.04 190.44 09:29:01 AM 19.13 1.67 17.46 173.30 1029.56 Average: 86.98 17.60 69.38 2172.48 10264.03 09:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:23:01 AM 13510252 15084036 2629064 16.29 2688 1801676 1178424 6.86 144280 2171120 47444 09:24:01 AM 13158100 15112876 2981216 18.47 2688 2162832 1063792 6.19 147360 2445652 176516 09:25:02 AM 12537400 14759664 3601916 22.32 2688 2426152 1371568 7.98 172944 3017428 81000 09:26:01 AM 10895964 13358460 5243352 32.49 2688 2661852 2648432 15.41 261756 4548940 190220 09:27:01 AM 10498616 12965088 5640700 34.95 2688 2665776 2897048 16.86 262060 4943708 860 09:28:01 AM 9041244 11517248 7098072 43.98 2688 2674972 4284216 24.93 266040 6392884 3468 09:29:01 AM 12553400 15059944 3585916 22.22 2688 2703764 1163436 6.77 472328 2681760 31572 Average: 11742139 13979617 4397177 27.25 2688 2442432 2086702 12.14 246681 3743070 75869 09:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 AM eth0 231.79 155.65 1064.49 68.97 0.00 0.00 0.00 0.00 09:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 AM eth0 81.94 51.39 1172.64 7.59 0.00 0.00 0.00 0.00 09:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:02 AM eth0 165.63 138.75 1990.02 24.77 0.00 0.00 0.00 0.00 09:25:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM eth0 291.43 220.47 3462.78 29.74 0.00 0.00 0.00 0.00 09:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 AM eth0 251.46 161.16 117.18 110.16 0.00 0.00 0.00 0.00 09:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 AM eth0 164.22 97.78 70.77 62.81 0.00 0.00 0.00 0.00 09:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 AM lo 6.55 6.55 0.80 0.80 0.00 0.00 0.00 0.00 09:29:01 AM eth0 24.13 19.61 51.53 9.13 0.00 0.00 0.00 0.00 09:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.11 0.11 0.00 0.00 0.00 0.00 Average: eth0 172.67 120.46 1127.52 44.77 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 11/02/2026 _x86_64_ (4 CPU) 09:21:20 LINUX RESTART (4 CPU) 09:22:01 AM CPU %user %nice %system %iowait %steal %idle 09:23:01 AM all 19.15 0.00 3.05 4.71 0.01 73.08 09:23:01 AM 0 11.64 0.00 3.33 9.28 0.02 75.73 09:23:01 AM 1 24.92 0.00 3.10 1.52 0.02 70.45 09:23:01 AM 2 17.86 0.00 1.98 3.74 0.00 76.42 09:23:01 AM 3 22.17 0.00 3.77 4.31 0.02 69.73 09:24:01 AM all 13.72 0.00 1.36 0.73 0.01 84.17 09:24:01 AM 0 1.91 0.00 0.47 0.55 0.02 97.06 09:24:01 AM 1 30.80 0.00 3.11 1.04 0.00 65.06 09:24:01 AM 2 9.02 0.00 0.85 0.85 0.02 89.26 09:24:01 AM 3 13.16 0.00 1.02 0.47 0.02 85.34 09:25:02 AM all 15.70 0.00 1.57 0.97 0.02 81.75 09:25:02 AM 0 15.15 0.00 1.24 0.67 0.02 82.92 09:25:02 AM 1 12.66 0.00 1.74 1.24 0.02 84.35 09:25:02 AM 2 18.74 0.00 1.37 0.75 0.02 79.12 09:25:02 AM 3 16.25 0.00 1.94 1.20 0.02 80.59 09:26:01 AM all 65.58 0.00 1.88 0.32 0.03 32.19 09:26:01 AM 0 61.03 0.00 2.17 0.37 0.03 36.39 09:26:01 AM 1 67.86 0.00 1.38 0.07 0.02 30.68 09:26:01 AM 2 63.66 0.00 2.60 0.54 0.02 33.18 09:26:01 AM 3 69.77 0.00 1.39 0.31 0.03 28.50 09:27:01 AM all 28.36 0.00 1.36 0.12 0.01 70.15 09:27:01 AM 0 21.16 0.00 1.49 0.05 0.02 77.28 09:27:01 AM 1 33.45 0.00 1.04 0.42 0.02 65.08 09:27:01 AM 2 33.63 0.00 1.24 0.02 0.00 65.12 09:27:01 AM 3 25.20 0.00 1.67 0.00 0.02 73.12 09:28:01 AM all 32.31 0.00 1.31 0.02 0.01 66.34 09:28:01 AM 0 21.86 0.00 1.22 0.00 0.00 76.92 09:28:01 AM 1 62.42 0.00 1.82 0.07 0.02 35.67 09:28:01 AM 2 23.32 0.00 0.93 0.00 0.02 75.73 09:28:01 AM 3 21.61 0.00 1.29 0.02 0.02 77.07 09:29:01 AM all 45.23 0.00 1.64 0.07 0.02 53.04 09:29:01 AM 0 33.95 0.00 1.22 0.12 0.02 64.70 09:29:01 AM 1 59.16 0.00 1.75 0.07 0.03 38.99 09:29:01 AM 2 45.58 0.00 1.85 0.05 0.02 52.50 09:29:01 AM 3 42.22 0.00 1.75 0.05 0.00 55.98 Average: all 31.37 0.00 1.74 0.99 0.02 65.88 Average: 0 23.74 0.00 1.59 1.58 0.02 73.07 Average: 1 41.57 0.00 1.99 0.63 0.02 55.79 Average: 2 30.19 0.00 1.54 0.85 0.01 67.41 Average: 3 29.97 0.00 1.83 0.91 0.02 67.27