---> uname -a: Linux prd-centos8-docker-4c-4g-13829.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 828 12276 19 2658 14601 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:bf:9e:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.139/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:febf:9e42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6a:cc:6e:cd 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) 11/19/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 178.77 2.17 176.61 291.64 9497.93 01:25:01 PM 144.18 2.65 141.53 508.58 13326.45 01:26:01 PM 29.66 1.38 28.27 50.92 646.62 Average: 117.53 2.07 115.47 283.70 7823.36 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12642900 14626208 3498632 21.67 2688 2190796 1599240 9.30 156020 2948500 253244 01:25:01 PM 11462500 13564456 4679032 28.99 2688 2306196 2766108 16.09 211304 4053580 48 01:26:01 PM 12585412 14952600 3556120 22.03 2688 2569868 1208080 7.03 326052 2820164 279552 Average: 12230271 14381088 3911261 24.23 2688 2355620 1857809 10.81 231125 3274081 177615 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 250.67 177.77 3234.57 33.77 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 11.76 11.76 1.51 1.51 0.00 0.00 0.00 0.00 01:25:01 PM eth0 216.11 128.41 1572.40 30.90 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 24.33 24.33 5.28 5.28 0.00 0.00 0.00 0.00 01:26:01 PM eth0 100.92 98.38 248.38 1027.69 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 Average: lo 12.03 12.03 2.26 2.26 0.00 0.00 0.00 0.00 Average: eth0 189.23 134.86 1685.12 364.14 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) 11/19/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.26 0.00 2.15 1.09 0.09 72.41 01:24:01 PM 0 35.20 0.00 2.69 1.39 0.10 60.62 01:24:01 PM 1 21.11 0.00 2.39 1.30 0.08 75.11 01:24:01 PM 2 19.96 0.00 1.97 0.89 0.08 77.09 01:24:01 PM 3 20.76 0.00 1.56 0.77 0.08 76.83 01:25:01 PM all 31.61 0.00 1.40 1.12 0.08 65.80 01:25:01 PM 0 38.07 0.00 0.75 0.28 0.07 60.83 01:25:01 PM 1 26.44 0.00 1.94 1.57 0.08 69.96 01:25:01 PM 2 32.95 0.00 1.05 1.62 0.08 64.30 01:25:01 PM 3 28.94 0.00 1.87 1.00 0.07 68.12 01:26:01 PM all 33.32 0.00 1.77 0.18 0.08 64.64 01:26:01 PM 0 39.88 0.00 1.99 0.08 0.08 57.96 01:26:01 PM 1 35.84 0.00 1.90 0.53 0.10 61.62 01:26:01 PM 2 31.56 0.00 1.25 0.00 0.07 67.12 01:26:01 PM 3 26.00 0.00 1.94 0.10 0.08 71.88 Average: all 29.73 0.00 1.78 0.80 0.08 67.62 Average: 0 37.72 0.00 1.81 0.58 0.08 59.80 Average: 1 27.80 0.00 2.08 1.14 0.09 68.90 Average: 2 28.16 0.00 1.43 0.84 0.08 69.50 Average: 3 25.23 0.00 1.79 0.62 0.08 72.27