---> uname -a: Linux prd-centos8-docker-8c-8g-5058.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: 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): 0-7 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 1070 26420 19 4399 30352 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:b0:d3:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.193/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:feb0:d3bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:43:dc:a8:41 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::42:43ff:fedc:a841/64 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) 04/23/2026 _x86_64_ (8 CPU) 07:30:47 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 284.34 22.46 261.88 5795.68 9286.47 07:33:01 AM 299.40 17.81 281.59 3930.54 15087.22 07:34:01 AM 144.84 14.76 130.07 1228.66 38217.93 07:35:01 AM 254.68 5.23 249.45 4667.64 24106.73 Average: 245.81 15.07 230.75 3905.63 21674.86 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29536888 31307348 3118824 9.55 2688 2090724 1387164 4.12 148892 2530788 270776 07:33:01 AM 27459300 29745360 5196412 15.91 2688 2597572 2865588 8.50 227444 4478712 295052 07:34:01 AM 25664248 28799716 6991464 21.41 2688 3429264 5486924 16.28 464168 5959180 320 07:35:01 AM 27082072 31108728 5573640 17.07 2688 4315136 1485592 4.41 892784 4115280 125108 Average: 27435627 30240288 5220085 15.99 2688 3108174 2806317 8.33 433322 4270990 172814 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 521.41 315.39 2260.94 69.10 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 511.48 395.65 6108.52 71.98 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 5.48 5.48 0.61 0.61 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1309.56 308.78 6637.43 32.58 0.00 0.00 0.00 0.00 07:34:01 AM docker0 2.22 2.92 0.30 0.34 0.00 0.00 0.00 0.00 07:34:01 AM vethed1a1fe 0.62 0.93 0.10 0.11 0.00 0.00 0.00 0.00 07:35:01 AM lo 7.26 7.26 0.74 0.74 0.00 0.00 0.00 0.00 07:35:01 AM eth0 162.38 168.83 1720.34 1264.80 0.00 0.00 0.00 0.00 07:35:01 AM docker0 2.60 3.03 0.35 0.35 0.00 0.00 0.00 0.00 Average: lo 3.19 3.19 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 626.21 297.16 4181.73 359.63 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.49 0.16 0.17 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) 04/23/2026 _x86_64_ (8 CPU) 07:30:47 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.98 0.00 1.92 0.64 0.05 82.41 07:32:01 AM 0 6.64 0.00 2.58 2.55 0.07 88.17 07:32:01 AM 1 12.05 0.00 1.44 0.25 0.07 86.20 07:32:01 AM 2 28.72 0.00 2.12 0.37 0.05 68.74 07:32:01 AM 3 14.52 0.00 2.01 0.65 0.05 82.77 07:32:01 AM 4 11.30 0.00 1.04 0.27 0.05 87.35 07:32:01 AM 5 8.39 0.00 0.77 0.00 0.05 90.79 07:32:01 AM 6 28.15 0.00 3.29 0.30 0.05 68.21 07:32:01 AM 7 10.06 0.00 2.11 0.70 0.03 87.10 07:33:01 AM all 22.70 0.00 1.57 1.77 0.11 73.85 07:33:01 AM 0 34.65 0.00 1.20 0.47 0.10 63.57 07:33:01 AM 1 11.12 0.00 1.93 5.21 0.08 81.66 07:33:01 AM 2 10.09 0.00 1.41 0.84 0.10 87.56 07:33:01 AM 3 25.36 0.00 2.04 4.50 0.12 67.98 07:33:01 AM 4 22.02 0.00 1.37 0.49 0.10 76.03 07:33:01 AM 5 24.99 0.00 1.57 0.80 0.12 72.52 07:33:01 AM 6 26.47 0.00 1.97 1.44 0.13 69.98 07:33:01 AM 7 26.89 0.00 1.07 0.44 0.10 71.50 07:34:01 AM all 28.08 0.24 2.77 0.75 0.09 68.07 07:34:01 AM 0 25.99 0.03 2.88 0.05 0.12 70.93 07:34:01 AM 1 23.72 0.00 2.81 0.67 0.08 72.71 07:34:01 AM 2 26.47 0.00 2.74 1.88 0.10 68.80 07:34:01 AM 3 36.71 0.03 2.91 0.76 0.08 59.51 07:34:01 AM 4 35.88 0.02 2.37 0.96 0.08 60.69 07:34:01 AM 5 16.10 0.05 2.59 1.08 0.10 80.09 07:34:01 AM 6 33.64 0.00 3.49 0.20 0.10 62.57 07:34:01 AM 7 26.16 1.79 2.36 0.37 0.08 69.24 07:35:01 AM all 19.04 0.05 2.09 0.75 0.07 78.00 07:35:01 AM 0 11.94 0.00 1.79 0.15 0.07 86.05 07:35:01 AM 1 21.16 0.00 2.09 0.99 0.07 75.69 07:35:01 AM 2 24.91 0.00 2.51 0.80 0.08 71.70 07:35:01 AM 3 34.51 0.00 3.35 2.88 0.08 59.18 07:35:01 AM 4 14.49 0.00 1.76 0.23 0.07 83.45 07:35:01 AM 5 12.03 0.00 1.79 0.44 0.05 85.69 07:35:01 AM 6 17.83 0.02 1.40 0.18 0.07 80.50 07:35:01 AM 7 15.47 0.37 2.03 0.28 0.07 81.78 Average: all 21.19 0.07 2.09 0.98 0.08 75.59 Average: 0 19.80 0.01 2.11 0.80 0.09 77.18 Average: 1 17.00 0.00 2.07 1.78 0.08 79.08 Average: 2 22.55 0.00 2.19 0.97 0.08 74.20 Average: 3 27.76 0.01 2.58 2.20 0.08 67.37 Average: 4 20.91 0.00 1.63 0.49 0.08 76.89 Average: 5 15.37 0.01 1.68 0.58 0.08 82.28 Average: 6 26.51 0.00 2.54 0.53 0.09 70.33 Average: 7 19.63 0.54 1.89 0.45 0.07 77.42