---> uname -a: Linux prd-centos8-docker-4c-4g-2239.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: 2799.996 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 830 12167 19 2765 14596 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:b6:89:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:feb6:89b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:72:c5:c9:51 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) 12/30/2025 _x86_64_ (4 CPU) 13:22:52 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 292.17 76.06 216.11 10442.39 43206.95 01:25:01 PM 273.23 19.24 253.98 4106.63 12191.94 01:26:01 PM 41.12 1.73 39.39 64.91 8018.09 01:27:01 PM 60.86 1.45 59.41 91.32 9660.06 Average: 166.85 24.62 142.23 3676.46 18269.62 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13333228 15086176 2808296 17.40 2688 1968316 1097460 6.38 138544 2316856 161700 01:25:01 PM 11777344 14012920 4364180 27.04 2688 2438528 2034460 11.84 236064 3712996 229684 01:26:01 PM 11459236 13698956 4682288 29.01 2688 2442472 2368268 13.78 250444 4012764 28 01:27:01 PM 12406868 14893504 3734656 23.14 2688 2687004 1242604 7.23 521232 2796600 8348 Average: 12244169 14422889 3897355 24.14 2688 2384080 1685698 9.81 286571 3209804 99940 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 318.04 204.53 1696.05 68.61 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 440.24 307.15 4466.71 58.92 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 25.61 25.61 5.13 5.13 0.00 0.00 0.00 0.00 01:26:01 PM eth0 19.44 12.96 6.70 15.22 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 3.23 3.23 0.94 0.94 0.00 0.00 0.00 0.00 01:27:01 PM eth0 75.67 67.71 283.63 24.45 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 7.25 7.25 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 213.35 148.09 1613.33 41.80 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) 12/30/2025 _x86_64_ (4 CPU) 13:22:52 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.22 0.00 3.95 4.15 0.07 65.61 01:24:01 PM 0 35.16 0.00 5.44 9.63 0.07 49.70 01:24:01 PM 1 20.75 0.00 4.12 4.84 0.08 70.20 01:24:01 PM 2 11.75 0.00 2.60 0.94 0.07 84.64 01:24:01 PM 3 37.14 0.00 3.61 1.17 0.05 58.03 01:25:01 PM all 45.19 0.00 2.93 1.46 0.10 50.32 01:25:01 PM 0 44.31 0.00 2.96 1.04 0.10 51.59 01:25:01 PM 1 52.38 0.00 4.75 2.26 0.10 40.51 01:25:01 PM 2 43.71 0.00 1.71 1.02 0.10 53.47 01:25:01 PM 3 40.37 0.00 2.31 1.52 0.10 55.70 01:26:01 PM all 23.26 0.00 0.70 0.31 0.07 75.65 01:26:01 PM 0 20.25 0.00 1.12 0.33 0.08 78.21 01:26:01 PM 1 29.92 0.00 0.22 0.03 0.07 69.76 01:26:01 PM 2 28.85 0.00 0.55 0.02 0.07 70.52 01:26:01 PM 3 14.02 0.00 0.92 0.87 0.05 84.14 01:27:01 PM all 25.80 0.00 1.98 0.48 0.07 71.67 01:27:01 PM 0 15.54 0.00 1.57 0.77 0.07 82.06 01:27:01 PM 1 12.60 0.00 1.93 0.60 0.07 84.81 01:27:01 PM 2 27.51 0.00 1.64 0.25 0.07 70.53 01:27:01 PM 3 47.51 0.00 2.80 0.32 0.07 49.30 Average: all 30.12 0.00 2.39 1.60 0.08 65.82 Average: 0 28.81 0.00 2.77 2.94 0.08 65.40 Average: 1 28.92 0.00 2.75 1.93 0.08 66.31 Average: 2 27.97 0.00 1.62 0.56 0.08 69.78 Average: 3 34.76 0.00 2.41 0.97 0.07 61.79