---> uname -a: Linux prd-centos8-docker-4c-4g-11128.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 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1039 10636 19 4087 14375 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:b4:d6:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:feb4:d681/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1c:a4:35:67 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::42:1cff:fea4:3567/64 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) 11/08/2025 _x86_64_ (4 CPU) 03:28:24 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 146.21 3.62 142.59 455.79 9184.70 03:31:01 AM 256.30 5.15 251.15 885.84 26271.26 03:32:01 AM 1070.21 45.18 1025.02 628.99 34611.83 03:33:01 AM 170.03 87.07 82.96 4505.43 4847.15 03:34:01 AM 34.54 6.20 28.35 2335.34 6796.27 Average: 335.47 29.45 306.03 1762.30 16342.80 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 12961052 14827872 3180480 19.70 2688 2075608 1438052 8.37 154504 2641268 169252 03:31:01 AM 9983944 12430328 6157588 38.15 2688 2639600 4373492 25.44 289708 5407308 1356 03:32:01 AM 10690916 14104020 5450616 33.77 2688 3409476 1721792 10.02 415820 4142444 86220 03:33:01 AM 11004808 14593604 5136724 31.82 2688 3579960 1316148 7.66 455328 3785920 31848 03:34:01 AM 10860132 14684352 5281400 32.72 2688 3811704 1203140 7.00 702496 3688792 35780 Average: 11100170 14128035 5041362 31.23 2688 3103270 2010525 11.70 403571 3933146 64891 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 124.31 93.58 1512.78 23.81 0.00 0.00 0.00 0.00 03:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM lo 3.27 3.27 1.55 1.55 0.00 0.00 0.00 0.00 03:31:01 AM eth0 458.98 308.13 5111.63 35.04 0.00 0.00 0.00 0.00 03:31:01 AM docker0 1.98 1.77 1.30 0.31 0.00 0.00 0.00 0.00 03:31:01 AM veth51c79b7 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 03:31:01 AM vethfc8f276 1.87 1.67 1.32 0.30 0.00 0.00 0.00 0.00 03:32:01 AM lo 2.83 2.83 2.94 2.94 0.00 0.00 0.00 0.00 03:32:01 AM eth0 210.78 147.68 1865.64 28.38 0.00 0.00 0.00 0.00 03:32:01 AM docker0 1.20 1.30 2.78 0.14 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 19.86 18.96 61.24 3.99 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 182.05 139.43 2589.14 45.05 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.90 0.90 0.00 0.00 0.00 0.00 Average: eth0 199.20 141.56 2228.10 27.25 0.00 0.00 0.00 0.00 Average: docker0 0.64 0.61 0.82 0.09 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) 11/08/2025 _x86_64_ (4 CPU) 03:28:24 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 24.31 0.00 1.95 2.04 0.09 71.61 03:30:01 AM 0 38.91 0.00 2.72 1.32 0.10 56.95 03:30:01 AM 1 17.94 0.00 2.31 3.06 0.08 76.61 03:30:01 AM 2 23.94 0.00 1.94 2.51 0.08 71.53 03:30:01 AM 3 16.44 0.00 0.84 1.27 0.08 81.37 03:31:01 AM all 33.67 0.08 3.19 4.48 0.10 58.48 03:31:01 AM 0 32.71 0.25 2.71 2.84 0.10 61.39 03:31:01 AM 1 38.95 0.03 3.73 6.22 0.10 50.97 03:31:01 AM 2 29.97 0.02 3.34 5.93 0.10 60.64 03:31:01 AM 3 33.06 0.02 2.99 2.94 0.10 60.90 03:32:01 AM all 32.26 0.00 9.62 8.64 0.12 49.36 03:32:01 AM 0 34.30 0.00 9.39 7.29 0.10 48.92 03:32:01 AM 1 45.09 0.00 11.03 8.07 0.14 35.68 03:32:01 AM 2 24.67 0.00 9.01 9.37 0.12 56.83 03:32:01 AM 3 24.88 0.00 9.03 9.86 0.12 56.11 03:33:01 AM all 44.31 0.00 1.86 1.31 0.12 52.40 03:33:01 AM 0 35.29 0.00 1.82 1.44 0.12 61.34 03:33:01 AM 1 64.04 0.00 2.24 0.48 0.12 33.12 03:33:01 AM 2 31.44 0.00 1.44 1.34 0.12 65.67 03:33:01 AM 3 46.49 0.00 1.94 1.99 0.12 49.46 03:34:01 AM all 31.80 0.00 1.72 0.74 0.22 65.52 03:34:01 AM 0 31.55 0.00 1.75 0.15 0.08 66.46 03:34:01 AM 1 26.57 0.00 1.80 2.00 0.10 69.52 03:34:01 AM 2 29.23 0.00 1.87 0.28 0.61 68.00 03:34:01 AM 3 39.73 0.00 1.45 0.52 0.10 58.20 Average: all 33.28 0.02 3.65 3.43 0.13 59.50 Average: 0 34.56 0.05 3.66 2.59 0.10 59.04 Average: 1 38.50 0.01 4.20 3.95 0.11 53.24 Average: 2 27.85 0.00 3.51 3.89 0.20 64.55 Average: 3 32.15 0.00 3.22 3.28 0.10 61.24