---> uname -a: Linux prd-centos8-docker-4c-4g-2696.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 753 12354 19 2655 14676 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:3a:39:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.247/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fe3a:39ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:49:1a:b4:e6 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) 10/14/2025 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 80.20 22.08 58.12 5631.58 18447.66 01:25:01 PM 87.92 0.00 87.92 0.00 7328.62 01:26:01 PM 139.84 1.62 138.23 267.16 7966.01 01:27:01 PM 98.40 2.72 95.68 547.78 8343.38 01:28:01 PM 10.60 0.48 10.11 15.19 430.22 01:29:01 PM 43.74 1.13 42.61 79.05 9329.58 Average: 76.76 4.57 72.19 1064.83 8586.15 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13565216 15123908 2576316 15.96 2688 1785148 1140656 6.64 137888 2124980 47476 01:25:01 PM 13371436 15117368 2770096 17.16 2688 1962888 1138724 6.62 142708 2275092 78932 01:26:01 PM 12716548 14744240 3424984 21.22 2688 2234896 1529180 8.90 158164 2868472 173840 01:27:01 PM 11573856 13673636 4567676 28.30 2688 2304044 2469060 14.36 212172 3946116 7000 01:28:01 PM 11486376 13588452 4655156 28.84 2688 2306184 2532220 14.73 213636 4033196 44 01:29:01 PM 12662836 15039044 3478696 21.55 2688 2578492 1124412 6.54 501436 2571500 33864 Average: 12562711 14547775 3578821 22.17 2688 2195275 1655709 9.63 227667 2969893 56859 01:23:03 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 326.96 164.91 1009.75 55.44 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 52.82 37.65 720.71 4.56 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 249.88 170.20 3198.24 40.34 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 7.15 7.15 0.83 0.83 0.00 0.00 0.00 0.00 01:27:01 PM eth0 120.56 100.28 795.29 27.72 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 22.44 22.44 4.58 4.58 0.00 0.00 0.00 0.00 01:28:01 PM eth0 35.64 27.52 15.76 22.28 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 12.06 12.06 1.89 1.89 0.00 0.00 0.00 0.00 01:29:01 PM eth0 155.46 127.11 443.05 1023.10 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 6.98 6.98 1.22 1.22 0.00 0.00 0.00 0.00 Average: eth0 155.93 104.28 1030.54 196.34 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) 10/14/2025 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 14.00 0.00 2.18 10.44 0.10 73.29 01:24:01 PM 0 15.45 0.00 2.06 7.93 0.09 74.48 01:24:01 PM 1 9.31 0.00 1.37 12.56 0.10 76.65 01:24:01 PM 2 18.97 0.00 2.87 19.04 0.10 59.02 01:24:01 PM 3 12.24 0.00 2.39 2.22 0.09 83.06 01:25:01 PM all 7.23 0.00 0.90 11.82 0.06 79.98 01:25:01 PM 0 6.87 0.00 0.87 17.13 0.07 75.06 01:25:01 PM 1 6.41 0.00 0.87 21.85 0.07 70.81 01:25:01 PM 2 10.88 0.00 1.37 5.01 0.08 82.65 01:25:01 PM 3 4.75 0.00 0.50 3.29 0.03 91.43 01:26:01 PM all 16.47 0.00 1.62 14.12 0.10 67.69 01:26:01 PM 0 17.56 0.00 1.99 13.48 0.10 66.88 01:26:01 PM 1 12.54 0.00 1.52 13.51 0.10 72.33 01:26:01 PM 2 23.39 0.00 1.71 20.05 0.10 54.75 01:26:01 PM 3 12.41 0.00 1.24 9.44 0.10 76.81 01:27:01 PM all 31.88 0.00 1.33 16.30 0.13 50.37 01:27:01 PM 0 27.14 0.00 1.44 9.85 0.12 61.46 01:27:01 PM 1 30.34 0.00 1.08 11.56 0.15 56.87 01:27:01 PM 2 37.30 0.00 1.06 14.70 0.10 46.84 01:27:01 PM 3 32.70 0.00 1.74 29.00 0.15 36.40 01:28:01 PM all 11.89 0.00 0.80 0.46 0.07 86.78 01:28:01 PM 0 14.55 0.00 0.94 0.28 0.07 84.16 01:28:01 PM 1 10.10 0.00 0.65 0.07 0.07 89.12 01:28:01 PM 2 12.01 0.00 1.06 0.91 0.08 85.93 01:28:01 PM 3 10.90 0.00 0.55 0.57 0.07 87.91 01:29:01 PM all 32.83 0.00 2.14 1.94 0.10 62.99 01:29:01 PM 0 28.93 0.00 2.67 0.45 0.10 67.85 01:29:01 PM 1 28.88 0.00 1.64 2.86 0.10 66.51 01:29:01 PM 2 42.13 0.00 2.49 1.96 0.12 53.30 01:29:01 PM 3 31.37 0.00 1.76 2.46 0.10 64.31 Average: all 19.07 0.00 1.49 9.17 0.09 70.18 Average: 0 18.41 0.00 1.66 8.19 0.09 71.65 Average: 1 16.29 0.00 1.19 10.39 0.10 72.03 Average: 2 24.14 0.00 1.76 10.24 0.10 63.77 Average: 3 17.43 0.00 1.36 7.86 0.09 73.26