---> uname -a: Linux prd-centos8-docker-8c-8g-47770.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 1044 26563 19 4282 30380 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:b9:f9:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feb9:f99f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:41:5b:37 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::42:37ff:fe41:5b37/64 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) 09/21/2025 _x86_64_ (8 CPU) 02:28:41 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 324.46 31.29 293.17 7381.07 44078.47 02:31:02 AM 245.23 18.24 226.99 4071.71 12296.27 02:32:01 AM 148.46 15.10 133.36 1309.66 38633.41 02:33:01 AM 92.04 3.20 88.84 4608.20 25336.60 Average: 202.77 16.97 185.80 4355.22 30049.85 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29646332 31285208 3009380 9.22 2688 1963556 1409908 4.18 138508 2447424 160776 02:31:02 AM 28364960 30552576 4290752 13.14 2688 2500964 1933552 5.74 217404 3592568 283716 02:32:01 AM 26399312 29439204 6256400 19.16 2688 3335776 4356340 12.93 452428 5249240 160 02:33:01 AM 27189916 31097040 5465796 16.74 2688 4198168 1484504 4.40 878184 4028916 32900 Average: 27900130 30593507 4755582 14.56 2688 2999616 2296076 6.81 421631 3829537 119388 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 446.11 265.39 1708.57 68.99 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:02 AM eth0 483.82 357.88 5691.04 60.08 0.00 0.00 0.00 0.00 02:31:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 9.66 9.66 1.07 1.07 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1117.72 399.59 6773.16 41.86 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.64 4.81 0.53 0.55 0.00 0.00 0.00 0.00 02:32:01 AM vetha79df90 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 2.52 2.52 0.23 0.23 0.00 0.00 0.00 0.00 02:33:01 AM eth0 188.32 187.49 1593.62 1260.90 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.75 0.83 0.10 0.09 0.00 0.00 0.00 0.00 Average: lo 3.02 3.02 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 556.66 302.18 3929.84 359.29 0.00 0.00 0.00 0.00 Average: docker0 1.09 1.40 0.16 0.16 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) 09/21/2025 _x86_64_ (8 CPU) 02:28:41 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 14.09 0.00 2.54 2.45 0.06 80.86 02:30:01 AM 0 13.78 0.00 2.17 1.99 0.07 81.99 02:30:01 AM 1 19.78 0.00 2.54 2.27 0.07 75.34 02:30:01 AM 2 15.47 0.00 2.09 3.93 0.05 78.46 02:30:01 AM 3 5.38 0.00 2.65 1.91 0.05 90.01 02:30:01 AM 4 25.32 0.00 3.16 3.36 0.08 68.07 02:30:01 AM 5 11.34 0.00 2.38 2.33 0.08 83.87 02:30:01 AM 6 15.46 0.00 2.89 1.07 0.07 80.51 02:30:01 AM 7 6.12 0.00 2.45 2.75 0.05 88.64 02:31:02 AM all 20.22 0.00 1.29 0.86 0.08 77.55 02:31:02 AM 0 19.27 0.00 0.88 0.67 0.07 79.11 02:31:02 AM 1 13.96 0.00 1.60 0.60 0.08 83.75 02:31:02 AM 2 31.71 0.00 0.87 0.84 0.08 66.50 02:31:02 AM 3 20.31 0.00 1.86 1.27 0.10 76.46 02:31:02 AM 4 20.64 0.00 1.70 0.84 0.08 76.73 02:31:02 AM 5 26.39 0.00 0.90 0.47 0.08 72.16 02:31:02 AM 6 7.49 0.00 0.80 0.97 0.07 90.67 02:31:02 AM 7 22.01 0.00 1.67 1.22 0.07 75.03 02:32:01 AM all 24.17 0.31 2.90 1.31 0.10 71.21 02:32:01 AM 0 25.82 0.00 2.45 0.45 0.10 71.18 02:32:01 AM 1 27.24 0.00 3.10 2.35 0.10 67.20 02:32:01 AM 2 14.82 0.00 3.02 2.78 0.10 79.28 02:32:01 AM 3 15.97 0.00 3.10 0.98 0.09 79.87 02:32:01 AM 4 35.10 0.09 3.13 0.72 0.10 60.86 02:32:01 AM 5 12.96 0.00 2.62 1.68 0.09 82.66 02:32:01 AM 6 32.59 2.36 2.77 0.72 0.10 61.46 02:32:01 AM 7 28.87 0.03 2.98 0.82 0.12 67.17 02:33:01 AM all 16.95 0.05 1.91 1.26 0.06 79.77 02:33:01 AM 0 17.45 0.00 2.08 0.32 0.08 80.08 02:33:01 AM 1 23.99 0.02 2.38 3.72 0.08 69.82 02:33:01 AM 2 20.15 0.02 1.82 0.32 0.05 77.64 02:33:01 AM 3 17.29 0.07 1.69 1.94 0.05 78.96 02:33:01 AM 4 19.86 0.28 2.41 0.10 0.07 77.28 02:33:01 AM 5 15.92 0.00 1.89 0.32 0.05 81.81 02:33:01 AM 6 10.72 0.02 1.29 2.78 0.05 85.14 02:33:01 AM 7 10.21 0.00 1.69 0.62 0.05 87.43 Average: all 18.83 0.09 2.15 1.47 0.08 77.38 Average: 0 19.04 0.00 1.89 0.86 0.08 78.13 Average: 1 21.20 0.00 2.40 2.23 0.08 74.07 Average: 2 20.58 0.00 1.94 1.96 0.07 75.44 Average: 3 14.73 0.02 2.32 1.53 0.07 81.33 Average: 4 25.17 0.09 2.60 1.26 0.08 70.79 Average: 5 16.68 0.00 1.94 1.20 0.08 80.11 Average: 6 16.47 0.58 1.93 1.39 0.07 79.55 Average: 7 16.74 0.01 2.19 1.36 0.07 79.63