---> uname -a: Linux prd-centos8-docker-4c-4g-8175.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 1033 10884 19 3845 14380 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:12:e8:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe12:e808/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:34:e1:25 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::42:6cff:fe34:e125/64 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) 05/04/2026 _x86_64_ (4 CPU) 15:45:21 LINUX RESTART (4 CPU) 03:46:01 PM tps rtps wtps bread/s bwrtn/s 03:47:01 PM 196.63 4.98 191.65 450.92 10629.37 03:48:01 PM 209.87 3.18 206.68 807.87 25648.98 03:49:01 PM 1141.69 95.05 1046.64 1697.00 38695.07 03:50:01 PM 70.49 23.88 46.61 475.92 2040.96 Average: 404.75 31.78 372.97 858.01 19255.66 03:46:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:47:01 PM 12754852 14724248 3386680 20.98 2688 2176580 1543668 8.98 160168 2832324 195604 03:48:01 PM 11434984 14205164 4706548 29.16 2688 2959604 2091004 12.16 366340 3871900 262548 03:49:01 PM 9952012 13466760 6189520 38.35 2688 3509104 1862984 10.84 416720 4867132 6768 03:50:01 PM 11168476 14743692 4973056 30.81 2688 3563856 1156784 6.73 630036 3444388 37828 Average: 11327581 14284966 4813951 29.82 2688 3052286 1663610 9.68 393316 3753936 125687 03:46:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 PM eth0 178.97 146.32 2190.59 30.97 0.00 0.00 0.00 0.00 03:47:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 PM lo 6.40 6.40 4.59 4.59 0.00 0.00 0.00 0.00 03:48:01 PM eth0 391.93 285.64 5415.40 36.88 0.00 0.00 0.00 0.00 03:48:01 PM docker0 3.25 3.12 4.08 0.45 0.00 0.00 0.00 0.00 03:48:01 PM veth3eca5d1 0.12 0.40 0.01 0.03 0.00 0.00 0.00 0.00 03:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 PM eth0 123.17 84.31 1096.17 14.80 0.00 0.00 0.00 0.00 03:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 PM eth0 31.43 26.63 60.51 10.41 0.00 0.00 0.00 0.00 03:50:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 1.15 1.15 0.00 0.00 0.00 0.00 Average: eth0 181.37 135.72 2190.53 23.26 0.00 0.00 0.00 0.00 Average: docker0 0.81 0.78 1.02 0.11 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) 05/04/2026 _x86_64_ (4 CPU) 15:45:21 LINUX RESTART (4 CPU) 03:46:01 PM CPU %user %nice %system %iowait %steal %idle 03:47:01 PM all 23.31 0.00 2.17 0.99 0.08 73.44 03:47:01 PM 0 20.92 0.00 2.13 0.90 0.08 75.97 03:47:01 PM 1 32.97 0.00 2.81 1.10 0.08 63.04 03:47:01 PM 2 13.95 0.00 1.42 0.92 0.08 83.62 03:47:01 PM 3 25.39 0.00 2.32 1.04 0.08 71.17 03:48:01 PM all 47.66 0.08 3.77 1.31 0.11 47.07 03:48:01 PM 0 51.44 0.05 3.14 0.69 0.10 44.58 03:48:01 PM 1 44.10 0.07 3.81 1.09 0.12 50.81 03:48:01 PM 2 51.50 0.07 4.20 1.97 0.10 42.16 03:48:01 PM 3 43.60 0.15 3.92 1.49 0.12 50.71 03:49:01 PM all 29.77 0.00 10.05 7.76 0.13 52.29 03:49:01 PM 0 44.77 0.00 9.30 8.25 0.14 37.54 03:49:01 PM 1 17.51 0.00 9.82 7.35 0.12 65.20 03:49:01 PM 2 17.39 0.00 10.99 9.65 0.14 61.83 03:49:01 PM 3 39.30 0.00 10.11 5.79 0.12 44.68 03:50:01 PM all 35.89 0.00 2.21 0.36 0.09 61.44 03:50:01 PM 0 33.04 0.00 1.85 0.15 0.10 64.85 03:50:01 PM 1 35.73 0.00 2.44 0.45 0.10 61.28 03:50:01 PM 2 50.19 0.00 2.84 0.37 0.10 46.50 03:50:01 PM 3 24.60 0.00 1.71 0.49 0.07 73.14 Average: all 34.16 0.02 4.53 2.59 0.10 58.60 Average: 0 37.49 0.01 4.09 2.48 0.10 55.82 Average: 1 32.62 0.02 4.70 2.48 0.11 60.07 Average: 2 33.31 0.02 4.84 3.20 0.11 58.52 Average: 3 33.20 0.04 4.50 2.19 0.10 59.98