---> uname -a: Linux prd-centos8-docker-4c-4g-4884.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1029 10895 19 3838 14384 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:70:30:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85992sec preferred_lft 85992sec inet6 fe80::f816:3eff:fe70:304e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ee:5b:02:cb 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 inet6 fe80::42:eeff:fe5b:2cb/64 scope link 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) 04/22/2026 _x86_64_ (4 CPU) 13:52:32 LINUX RESTART (4 CPU) 01:53:01 PM tps rtps wtps bread/s bwrtn/s 01:54:01 PM 152.55 6.00 146.55 920.49 6696.75 01:55:01 PM 155.35 4.57 150.78 428.92 11560.61 01:56:01 PM 158.21 2.02 156.20 720.03 19768.43 01:57:01 PM 334.56 1.57 332.99 79.04 19373.13 01:58:01 PM 790.50 94.67 695.83 1694.38 19702.58 01:59:01 PM 74.33 23.79 50.53 475.57 2679.92 Average: 277.57 22.10 255.47 719.71 13296.73 01:53:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 PM 13303844 15078280 2837688 17.58 2688 1989760 1140848 6.64 139712 2344980 169084 01:55:01 PM 12795812 14761580 3345720 20.73 2688 2172652 1449804 8.43 159836 2788460 41228 01:56:01 PM 9986748 12492112 6154784 38.13 2688 2699148 4337188 25.23 285888 5409176 1276 01:57:01 PM 10575892 13968528 5565640 34.48 2688 3446092 1725408 10.04 436096 4395356 374788 01:58:01 PM 9887404 13396328 6254128 38.75 2688 3503680 1779276 10.35 485580 4867916 20 01:59:01 PM 11091004 14659368 5050528 31.29 2688 3557816 1246952 7.25 692424 3464512 23100 Average: 11273451 14059366 4868081 30.16 2688 2894858 1946579 11.32 366589 3878400 101583 01:53:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM eth0 162.45 114.20 1279.14 31.11 0.00 0.00 0.00 0.00 01:54:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM eth0 126.46 112.13 1255.65 27.50 0.00 0.00 0.00 0.00 01:55:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 PM lo 3.00 3.00 1.41 1.41 0.00 0.00 0.00 0.00 01:56:01 PM eth0 333.64 233.42 4645.39 23.99 0.00 0.00 0.00 0.00 01:56:01 PM docker0 1.85 1.60 1.18 0.27 0.00 0.00 0.00 0.00 01:56:01 PM veth04391fd 0.12 0.38 0.01 0.03 0.00 0.00 0.00 0.00 01:56:01 PM vethc340971 1.73 1.52 1.20 0.26 0.00 0.00 0.00 0.00 01:57:01 PM lo 3.28 3.28 3.14 3.14 0.00 0.00 0.00 0.00 01:57:01 PM eth0 249.42 197.28 1804.79 1207.66 0.00 0.00 0.00 0.00 01:57:01 PM docker0 1.60 1.52 2.91 0.18 0.00 0.00 0.00 0.00 01:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM eth0 66.76 38.93 99.47 73.56 0.00 0.00 0.00 0.00 01:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM eth0 78.57 49.87 89.18 64.08 0.00 0.00 0.00 0.00 01:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.76 0.76 0.00 0.00 0.00 0.00 Average: eth0 169.55 124.31 1528.97 237.99 0.00 0.00 0.00 0.00 Average: docker0 0.57 0.52 0.68 0.07 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) 04/22/2026 _x86_64_ (4 CPU) 13:52:32 LINUX RESTART (4 CPU) 01:53:01 PM CPU %user %nice %system %iowait %steal %idle 01:54:01 PM all 15.94 0.00 1.73 2.98 0.08 79.28 01:54:01 PM 0 16.61 0.00 1.47 3.89 0.07 77.96 01:54:01 PM 1 23.74 0.00 2.22 2.09 0.08 71.86 01:54:01 PM 2 15.05 0.00 1.47 2.83 0.07 80.59 01:54:01 PM 3 8.35 0.00 1.76 3.10 0.08 86.71 01:55:01 PM all 15.03 0.00 1.47 8.22 0.08 75.20 01:55:01 PM 0 12.48 0.00 1.35 9.06 0.08 77.03 01:55:01 PM 1 19.15 0.00 1.07 4.83 0.07 74.88 01:55:01 PM 2 17.12 0.00 1.84 8.53 0.08 72.42 01:55:01 PM 3 11.37 0.00 1.61 10.48 0.07 76.48 01:56:01 PM all 27.76 0.11 2.92 8.33 0.10 60.78 01:56:01 PM 0 24.97 0.05 3.33 9.43 0.10 62.12 01:56:01 PM 1 28.82 0.24 2.30 9.06 0.08 59.49 01:56:01 PM 2 28.13 0.10 3.46 10.02 0.12 58.16 01:56:01 PM 3 29.10 0.07 2.58 4.82 0.08 63.34 01:57:01 PM all 32.35 0.01 7.97 8.76 0.11 50.81 01:57:01 PM 0 25.95 0.00 7.05 8.38 0.10 58.52 01:57:01 PM 1 30.99 0.00 8.19 13.27 0.12 47.44 01:57:01 PM 2 28.90 0.02 7.09 6.21 0.08 57.69 01:57:01 PM 3 43.55 0.02 9.55 7.17 0.12 39.59 01:58:01 PM all 25.02 0.00 3.89 23.01 0.11 47.96 01:58:01 PM 0 30.10 0.00 5.04 31.88 0.13 32.84 01:58:01 PM 1 22.28 0.00 3.93 25.06 0.10 48.63 01:58:01 PM 2 31.49 0.00 3.36 19.73 0.12 45.31 01:58:01 PM 3 16.23 0.00 3.24 15.36 0.10 65.06 01:59:01 PM all 29.94 0.00 2.01 1.40 0.08 66.58 01:59:01 PM 0 23.88 0.00 1.74 1.02 0.07 73.30 01:59:01 PM 1 29.26 0.00 2.11 1.47 0.07 67.10 01:59:01 PM 2 25.13 0.00 2.11 1.62 0.10 71.03 01:59:01 PM 3 41.48 0.00 2.09 1.47 0.07 54.89 Average: all 24.32 0.02 3.32 8.77 0.09 63.47 Average: 0 22.31 0.01 3.32 10.59 0.09 63.68 Average: 1 25.69 0.04 3.29 9.28 0.09 61.61 Average: 2 24.29 0.02 3.22 8.15 0.10 64.23 Average: 3 24.99 0.01 3.46 7.06 0.09 64.39