---> uname -a: Linux prd-centos8-docker-4c-4g-4280.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 771 12230 19 2760 14656 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:00:fc:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.198/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe00:fc15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:81:dc:fa 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) 01/30/2026 _x86_64_ (4 CPU) 13:22:45 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 274.00 32.52 241.48 7523.04 43603.17 01:25:01 PM 265.51 20.54 244.97 4233.84 11645.57 01:26:01 PM 36.25 0.52 35.73 16.53 7900.90 01:27:01 PM 60.77 1.43 59.34 91.18 9627.96 Average: 159.14 13.75 145.39 2966.44 18194.84 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13306152 15078136 2835380 17.57 2688 1987016 1137624 6.62 140464 2340980 175048 01:25:01 PM 11845616 14078900 4295916 26.61 2688 2436272 2134396 12.42 237764 3642144 225492 01:26:01 PM 11512632 13748384 4628900 28.68 2688 2438532 2400864 13.97 250140 3960152 20 01:27:01 PM 12495188 14978608 3646344 22.59 2688 2683908 1162872 6.76 520960 2709672 8344 Average: 12289897 14471007 3851635 23.86 2688 2386432 1708939 9.94 287332 3163237 102226 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 399.10 229.77 1837.55 71.21 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 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 PM eth0 497.53 279.06 4371.87 92.88 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 26.25 26.25 5.18 5.18 0.00 0.00 0.00 0.00 01:26:01 PM eth0 19.76 12.71 11.33 14.34 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 2.95 2.95 0.91 0.91 0.00 0.00 0.00 0.00 01:27:01 PM eth0 71.87 79.30 282.35 932.72 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 Average: lo 7.34 7.34 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 247.09 150.22 1626.00 277.73 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) 01/30/2026 _x86_64_ (4 CPU) 13:22:45 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 27.29 0.00 3.64 3.06 0.08 65.93 01:24:01 PM 0 22.81 0.00 3.23 0.99 0.08 72.89 01:24:01 PM 1 25.10 0.00 4.71 8.47 0.08 61.64 01:24:01 PM 2 36.56 0.00 3.66 1.09 0.08 58.61 01:24:01 PM 3 24.69 0.00 2.95 1.71 0.08 70.57 01:25:01 PM all 52.28 0.00 2.99 1.48 0.11 43.14 01:25:01 PM 0 56.60 0.00 2.52 1.55 0.12 39.21 01:25:01 PM 1 54.66 0.00 3.73 1.71 0.12 39.79 01:25:01 PM 2 48.69 0.00 3.06 1.20 0.12 46.93 01:25:01 PM 3 49.16 0.00 2.66 1.46 0.10 46.62 01:26:01 PM all 17.86 0.00 0.73 0.29 0.08 81.05 01:26:01 PM 0 23.19 0.00 0.22 0.00 0.07 76.52 01:26:01 PM 1 15.12 0.00 0.94 0.18 0.08 83.68 01:26:01 PM 2 10.24 0.00 1.46 0.99 0.08 87.23 01:26:01 PM 3 22.84 0.00 0.30 0.00 0.07 76.79 01:27:01 PM all 27.12 0.00 2.23 0.46 0.09 70.11 01:27:01 PM 0 18.86 0.00 2.35 0.30 0.08 78.40 01:27:01 PM 1 24.80 0.00 1.94 0.08 0.08 73.10 01:27:01 PM 2 47.73 0.00 3.17 0.47 0.08 48.55 01:27:01 PM 3 17.07 0.00 1.44 0.99 0.12 80.38 Average: all 31.13 0.00 2.39 1.32 0.09 65.06 Average: 0 30.36 0.00 2.08 0.71 0.09 66.77 Average: 1 29.92 0.00 2.83 2.61 0.09 64.56 Average: 2 35.81 0.00 2.84 0.94 0.09 60.32 Average: 3 28.44 0.00 1.84 1.04 0.09 68.60