---> uname -a: Linux prd-centos8-docker-4c-4g-26.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 836 11058 19 3867 14577 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:91:ab:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.144/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe91:abc3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:82:23:dc:07 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::42:82ff:fe23:dc07/64 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) 12/15/2025 _x86_64_ (4 CPU) 15:04:31 LINUX RESTART (4 CPU) 03:05:01 PM tps rtps wtps bread/s bwrtn/s 03:06:01 PM 257.40 11.01 246.38 1471.64 7780.34 03:07:01 PM 319.48 2.60 316.88 384.67 15042.72 03:08:01 PM 245.68 3.90 241.79 4838.39 46061.63 03:09:01 PM 75.12 3.15 71.98 1138.02 9071.26 Average: 224.42 5.16 219.26 1958.18 19488.99 03:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 PM 13274940 15113096 2866592 17.76 2688 2048724 1069100 6.22 141592 2358012 234492 03:07:01 PM 11862852 14328316 4278680 26.51 2688 2665168 1659548 9.65 370312 3484012 476916 03:08:01 PM 11606208 14936884 4535324 28.10 2688 3516212 1427956 8.31 489988 3566552 264 03:09:01 PM 11336072 14937916 4805460 29.77 2688 3782860 1153024 6.71 983260 3343020 8356 Average: 12020018 14829053 4121514 25.53 2688 3003241 1327407 7.72 496288 3187899 180007 03:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 270.79 147.93 1589.99 55.67 0.00 0.00 0.00 0.00 03:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 672.63 519.71 6638.79 113.94 0.00 0.00 0.00 0.00 03:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 164.35 115.66 1813.49 17.65 0.00 0.00 0.00 0.00 03:08:01 PM docker0 0.18 0.27 0.02 0.09 0.00 0.00 0.00 0.00 03:08:01 PM veth9eea817 0.18 0.18 0.02 0.08 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 57.55 47.95 634.04 13.68 0.00 0.00 0.00 0.00 03:09:01 PM docker0 23.64 26.99 1.78 609.36 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 291.33 207.81 2669.08 50.24 0.00 0.00 0.00 0.00 Average: docker0 5.96 6.81 0.45 152.36 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) 12/15/2025 _x86_64_ (4 CPU) 15:04:31 LINUX RESTART (4 CPU) 03:05:01 PM CPU %user %nice %system %iowait %steal %idle 03:06:01 PM all 22.42 0.00 2.28 1.43 0.08 73.80 03:06:01 PM 0 8.89 0.00 1.17 0.23 0.07 89.64 03:06:01 PM 1 19.67 0.00 1.47 0.87 0.08 77.91 03:06:01 PM 2 30.96 0.00 3.44 0.62 0.08 64.89 03:06:01 PM 3 30.17 0.00 3.05 3.99 0.08 62.71 03:07:01 PM all 40.28 0.00 3.72 2.68 0.16 53.15 03:07:01 PM 0 36.90 0.00 4.55 2.09 0.13 56.32 03:07:01 PM 1 37.59 0.00 3.38 2.88 0.13 56.01 03:07:01 PM 2 41.86 0.00 4.40 3.20 0.17 50.37 03:07:01 PM 3 44.84 0.00 2.57 2.57 0.19 49.84 03:08:01 PM all 30.79 0.00 6.94 5.56 0.11 56.60 03:08:01 PM 0 26.06 0.00 7.05 5.88 0.12 60.89 03:08:01 PM 1 38.41 0.00 5.81 4.84 0.10 50.84 03:08:01 PM 2 25.44 0.00 7.92 7.16 0.12 59.36 03:08:01 PM 3 33.22 0.00 6.99 4.35 0.10 55.34 03:09:01 PM all 20.91 0.00 2.79 1.13 0.07 75.10 03:09:01 PM 0 9.92 0.00 2.52 0.25 0.07 87.24 03:09:01 PM 1 17.07 0.00 2.59 0.38 0.07 79.89 03:09:01 PM 2 23.46 0.00 3.05 0.30 0.07 73.12 03:09:01 PM 3 33.19 0.00 3.01 3.60 0.07 60.13 Average: all 28.56 0.00 3.93 2.69 0.10 64.71 Average: 0 20.39 0.00 3.81 2.11 0.10 73.60 Average: 1 28.17 0.00 3.31 2.24 0.10 66.19 Average: 2 30.38 0.00 4.70 2.81 0.11 62.01 Average: 3 35.34 0.00 3.90 3.62 0.11 57.02