---> uname -a: Linux prd-centos8-docker-4c-4g-4944.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 793 12204 19 2764 14634 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:19:2a:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.222/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe19:2ac6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6a:08:30:d0 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) 01/12/2026 _x86_64_ (4 CPU) 13:22:49 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 365.37 176.92 188.44 14792.16 42476.97 01:25:01 PM 285.92 17.09 268.83 3813.56 12808.13 01:26:01 PM 51.82 3.98 47.83 357.35 8759.46 01:27:01 PM 51.33 1.45 49.88 91.30 8950.63 Average: 187.87 49.33 138.55 4721.61 18147.24 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13375904 15095888 2765628 17.13 2688 1936520 1169296 6.80 138924 2276460 157484 01:25:01 PM 12177964 14403236 3963568 24.56 2688 2428192 2098248 12.21 213804 3336352 248768 01:26:01 PM 11463512 13703092 4678020 28.98 2688 2442144 2869228 16.69 250268 4007752 876 01:27:01 PM 12512748 14999036 3628784 22.48 2688 2686612 1202480 7.00 520980 2691440 23248 Average: 12382532 14550313 3759000 23.29 2688 2373367 1834813 10.67 280994 3078001 107594 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 326.74 184.84 1608.85 67.12 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 455.06 329.94 4580.28 66.30 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 24.56 24.56 5.04 5.04 0.00 0.00 0.00 0.00 01:26:01 PM eth0 36.40 25.61 12.45 20.17 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 4.90 4.90 1.10 1.10 0.00 0.00 0.00 0.00 01:27:01 PM eth0 61.25 55.21 277.52 20.12 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 7.39 7.39 1.54 1.54 0.00 0.00 0.00 0.00 Average: eth0 219.42 148.76 1619.94 43.33 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) 01/12/2026 _x86_64_ (4 CPU) 13:22:49 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.49 0.01 5.28 6.24 0.12 62.86 01:24:01 PM 0 27.96 0.00 5.16 4.52 0.12 62.24 01:24:01 PM 1 21.19 0.05 5.13 4.37 0.10 69.16 01:24:01 PM 2 30.13 0.00 6.61 9.96 0.14 53.16 01:24:01 PM 3 22.67 0.00 4.22 6.10 0.12 66.89 01:25:01 PM all 36.73 0.00 2.93 2.12 0.10 58.12 01:25:01 PM 0 42.91 0.00 2.49 1.19 0.10 53.31 01:25:01 PM 1 41.64 0.00 3.54 1.84 0.10 52.88 01:25:01 PM 2 33.30 0.00 3.03 2.80 0.10 60.77 01:25:01 PM 3 29.06 0.00 2.64 2.66 0.10 65.53 01:26:01 PM all 37.04 0.00 0.91 1.74 0.09 60.22 01:26:01 PM 0 45.74 0.00 0.70 0.07 0.10 53.40 01:26:01 PM 1 45.58 0.00 0.58 0.18 0.08 53.57 01:26:01 PM 2 31.88 0.00 1.02 0.65 0.10 66.35 01:26:01 PM 3 24.95 0.00 1.32 6.07 0.08 67.58 01:27:01 PM all 21.60 0.00 1.71 0.71 0.08 75.90 01:27:01 PM 0 24.57 0.00 1.53 0.10 0.08 73.71 01:27:01 PM 1 16.29 0.00 1.74 0.23 0.08 81.66 01:27:01 PM 2 27.33 0.00 2.10 0.50 0.07 70.00 01:27:01 PM 3 18.20 0.00 1.47 2.01 0.08 78.25 Average: all 30.24 0.00 2.69 2.68 0.10 64.28 Average: 0 35.33 0.00 2.46 1.45 0.10 60.66 Average: 1 31.23 0.01 2.73 1.64 0.09 64.29 Average: 2 30.66 0.00 3.17 3.45 0.10 62.62 Average: 3 23.72 0.00 2.40 4.20 0.10 69.58