---> uname -a: Linux prd-centos8-docker-8c-8g-4289.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1051 27222 19 3615 30379 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:fd:d5:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.189/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fefd:d577/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:01:bd:3f:93 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::42:1ff:febd:3f93/64 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) 03/23/2026 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 177.99 14.45 163.55 3098.70 10763.83 05:14:01 PM 389.34 5.55 383.79 1231.93 12660.82 05:15:01 PM 229.02 2.38 226.64 484.64 37341.87 05:16:01 PM 54.92 2.58 52.33 97.97 7914.01 Average: 212.81 6.24 206.57 1228.31 17170.32 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29159700 31011572 3496012 10.71 2688 2170004 1791728 5.32 155536 2882220 114244 05:14:01 PM 27836740 30139960 4818972 14.76 2688 2611272 2270648 6.74 268752 4047756 247476 05:15:01 PM 26235124 29320640 6420588 19.66 2688 3383384 3614236 10.72 566164 5307512 72 05:16:01 PM 27949132 31179196 4706580 14.41 2688 3526860 1460716 4.33 810452 3356068 155384 Average: 27795174 30412842 4860538 14.88 2688 2922880 2284332 6.78 450226 3898389 129294 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 136.47 116.46 1482.47 39.21 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 473.09 405.55 6384.94 57.07 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 374.33 288.95 6099.90 35.34 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.68 9.10 0.46 257.11 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 231.04 248.40 212.30 2365.99 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 303.72 264.84 3544.78 624.42 0.00 0.00 0.00 0.00 Average: docker0 1.42 2.29 0.12 64.28 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) 03/23/2026 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.67 0.00 1.01 0.82 0.06 87.44 05:13:01 PM 0 7.78 0.00 0.67 1.14 0.08 90.33 05:13:01 PM 1 12.49 0.00 1.12 1.17 0.07 85.15 05:13:01 PM 2 15.76 0.00 0.89 1.14 0.07 82.16 05:13:01 PM 3 16.00 0.00 1.55 0.45 0.07 81.93 05:13:01 PM 4 2.58 0.00 0.30 0.54 0.05 96.54 05:13:01 PM 5 15.60 0.00 1.87 1.22 0.05 81.26 05:13:01 PM 6 9.89 0.00 1.20 0.63 0.07 88.21 05:13:01 PM 7 5.23 0.00 0.45 0.30 0.03 93.99 05:14:01 PM all 25.96 0.00 1.71 1.62 0.11 70.60 05:14:01 PM 0 23.80 0.00 1.53 0.87 0.12 73.69 05:14:01 PM 1 20.64 0.00 1.75 1.11 0.12 76.39 05:14:01 PM 2 29.30 0.00 2.35 2.67 0.10 65.59 05:14:01 PM 3 26.09 0.00 2.16 2.50 0.12 69.13 05:14:01 PM 4 28.17 0.00 1.15 0.67 0.10 69.91 05:14:01 PM 5 28.24 0.00 1.41 1.73 0.12 68.51 05:14:01 PM 6 25.06 0.00 2.21 2.92 0.10 69.71 05:14:01 PM 7 26.39 0.00 1.12 0.50 0.12 71.86 05:15:01 PM all 16.77 0.00 2.32 2.78 0.09 78.03 05:15:01 PM 0 5.70 0.00 2.25 3.25 0.10 88.69 05:15:01 PM 1 14.18 0.00 2.00 2.94 0.08 80.79 05:15:01 PM 2 27.12 0.00 2.37 3.60 0.10 66.81 05:15:01 PM 3 24.54 0.00 3.63 4.15 0.13 67.54 05:15:01 PM 4 12.86 0.00 2.15 2.76 0.10 82.13 05:15:01 PM 5 16.31 0.00 2.00 0.77 0.08 80.84 05:15:01 PM 6 21.96 0.00 2.21 2.77 0.08 72.97 05:15:01 PM 7 11.50 0.00 1.97 2.02 0.07 84.45 05:16:01 PM all 6.73 0.00 1.06 3.17 0.07 88.96 05:16:01 PM 0 6.57 0.00 1.22 5.73 0.05 86.43 05:16:01 PM 1 4.69 0.00 1.07 0.77 0.08 93.39 05:16:01 PM 2 8.02 0.00 0.92 1.93 0.05 89.09 05:16:01 PM 3 6.60 0.00 1.21 0.69 0.05 91.46 05:16:01 PM 4 4.70 0.00 0.79 1.04 0.05 93.42 05:16:01 PM 5 3.73 0.00 0.99 3.88 0.08 91.32 05:16:01 PM 6 11.95 0.00 1.29 9.57 0.17 77.03 05:16:01 PM 7 7.62 0.00 1.04 1.77 0.03 89.54 Average: all 15.03 0.00 1.53 2.10 0.08 81.27 Average: 0 10.96 0.00 1.42 2.75 0.09 84.79 Average: 1 13.00 0.00 1.48 1.50 0.09 83.94 Average: 2 20.03 0.00 1.63 2.33 0.08 75.93 Average: 3 18.29 0.00 2.14 1.94 0.09 77.53 Average: 4 12.08 0.00 1.10 1.25 0.08 85.50 Average: 5 15.96 0.00 1.57 1.90 0.08 80.49 Average: 6 17.20 0.00 1.73 3.97 0.10 76.99 Average: 7 12.67 0.00 1.14 1.15 0.06 84.98