---> uname -a: Linux prd-centos8-docker-4c-4g-5270.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 795 11903 19 3063 14621 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:fa:01:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:fefa:1e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:94:f0:72:53 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::42:94ff:fef0:7253/64 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) 02/04/2026 _x86_64_ (4 CPU) 14:24:12 LINUX RESTART (4 CPU) 02:25:03 PM tps rtps wtps bread/s bwrtn/s 02:26:01 PM 236.34 20.22 216.12 4094.11 13241.04 02:27:01 PM 110.05 1.72 108.33 103.18 7103.20 02:28:01 PM 23.80 0.05 23.75 1.07 6339.98 02:29:01 PM 10.20 2.73 7.47 136.38 335.34 02:30:01 PM 82.06 0.63 81.42 417.99 15942.57 Average: 91.55 4.97 86.58 929.97 8562.27 02:25:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:26:01 PM 12158884 14243212 3982648 24.67 2688 2289416 1963652 11.42 204288 3368740 132656 02:27:01 PM 10410836 12731296 5730696 35.50 2688 2521412 3279532 19.08 263272 5042172 180304 02:28:01 PM 9598060 11924600 6543472 40.54 2688 2527328 3970372 23.10 263744 5852528 2244 02:29:01 PM 9345284 11692616 6796248 42.10 2688 2547304 4166780 24.24 282852 6080660 1772 02:30:01 PM 8822904 11587984 7318628 45.34 2688 2955148 4513720 26.26 404600 6438580 116 Average: 10067194 12435942 6074338 37.63 2688 2568122 3578811 20.82 283751 5356536 63418 02:25:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 PM eth0 256.67 207.30 2658.58 36.34 0.00 0.00 0.00 0.00 02:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 PM eth0 231.03 164.91 3431.10 32.30 0.00 0.00 0.00 0.00 02:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM eth0 22.33 19.66 6.47 26.80 0.00 0.00 0.00 0.00 02:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 PM lo 3.15 3.15 0.45 0.45 0.00 0.00 0.00 0.00 02:29:01 PM eth0 13.68 12.38 2.85 12.38 0.00 0.00 0.00 0.00 02:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 PM lo 13.13 13.13 26.77 26.77 0.00 0.00 0.00 0.00 02:30:01 PM eth0 216.29 116.56 2827.41 9.60 0.00 0.00 0.00 0.00 02:30:01 PM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 02:30:01 PM vethef49003 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 02:30:01 PM br-2fe540e0bdc3 5.63 5.65 25.61 0.94 0.00 0.00 0.00 0.00 Average: lo 3.28 3.28 5.48 5.48 0.00 0.00 0.00 0.00 Average: eth0 147.29 103.49 1779.60 23.40 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethef49003 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: br-2fe540e0bdc3 1.13 1.14 5.16 0.19 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) 02/04/2026 _x86_64_ (4 CPU) 14:24:12 LINUX RESTART (4 CPU) 02:25:03 PM CPU %user %nice %system %iowait %steal %idle 02:26:01 PM all 32.54 0.00 3.05 1.57 0.10 62.75 02:26:01 PM 0 37.49 0.00 4.01 1.31 0.10 57.09 02:26:01 PM 1 25.49 0.00 2.96 2.02 0.09 69.44 02:26:01 PM 2 28.29 0.00 3.08 2.06 0.10 66.46 02:26:01 PM 3 38.86 0.00 2.14 0.88 0.09 58.03 02:27:01 PM all 63.57 0.00 2.01 0.55 0.10 33.76 02:27:01 PM 0 71.08 0.00 2.21 0.18 0.10 26.43 02:27:01 PM 1 65.20 0.00 1.15 0.32 0.10 33.23 02:27:01 PM 2 46.48 0.00 2.59 0.77 0.10 50.05 02:27:01 PM 3 71.48 0.00 2.11 0.94 0.12 25.36 02:28:01 PM all 25.73 0.00 0.53 0.40 0.10 73.23 02:28:01 PM 0 25.07 0.00 0.48 0.02 0.12 74.31 02:28:01 PM 1 23.85 0.00 0.35 0.00 0.10 75.70 02:28:01 PM 2 23.60 0.00 0.57 1.49 0.10 74.25 02:28:01 PM 3 30.40 0.00 0.73 0.10 0.10 68.67 02:29:01 PM all 28.69 0.00 0.66 0.05 0.08 70.53 02:29:01 PM 0 34.33 0.00 0.57 0.02 0.08 65.00 02:29:01 PM 1 32.97 0.00 0.62 0.07 0.08 66.27 02:29:01 PM 2 14.44 0.00 0.74 0.03 0.08 84.71 02:29:01 PM 3 32.98 0.00 0.72 0.07 0.07 66.17 02:30:01 PM all 17.23 0.00 2.93 0.75 0.22 78.87 02:30:01 PM 0 16.49 0.00 2.75 0.52 0.15 80.09 02:30:01 PM 1 17.45 0.00 2.87 0.94 0.23 78.50 02:30:01 PM 2 16.99 0.00 3.00 0.89 0.27 78.85 02:30:01 PM 3 17.99 0.00 3.11 0.65 0.22 78.03 Average: all 33.57 0.00 1.83 0.66 0.12 63.83 Average: 0 36.90 0.00 1.99 0.40 0.11 60.60 Average: 1 33.07 0.00 1.58 0.66 0.12 64.57 Average: 2 25.95 0.00 1.99 1.04 0.13 70.89 Average: 3 38.35 0.00 1.76 0.53 0.12 59.25