---> uname -a: Linux prd-centos8-docker-4c-4g-13333.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: 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): 0-3 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 809 11906 19 3046 14607 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:2f:e3:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fe2f:e33a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:14:24:c9 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:ebff:fe14:24c9/64 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) 11/17/2025 _x86_64_ (4 CPU) 10:05:02 LINUX RESTART (4 CPU) 10:06:01 AM tps rtps wtps bread/s bwrtn/s 10:07:01 AM 215.50 19.57 195.94 3855.32 12081.52 10:08:01 AM 105.10 1.77 103.33 114.32 11193.99 10:09:01 AM 8.58 0.00 8.58 0.00 434.74 10:10:00 AM 48.13 3.37 44.75 602.68 13689.15 10:10:01 AM 208.82 0.00 208.82 0.00 84570.59 10:11:01 AM 31.41 0.10 31.31 1.33 3841.30 Average: 82.30 4.95 77.35 912.78 8488.65 10:06:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:07:01 AM 12183540 14273120 3957992 24.52 2688 2294316 2071460 12.05 213160 3337644 93640 10:08:01 AM 9847440 12161584 6294092 38.99 2688 2515016 3671136 21.36 260168 5604912 4512 10:09:01 AM 9711364 12029692 6430168 39.84 2688 2519076 3734316 21.72 260224 5742052 1160 10:10:00 AM 7529944 10300932 8611588 53.35 2688 2961364 5923904 34.46 373232 7755496 31884 10:10:01 AM 7255764 10037772 8885768 55.05 2688 2972096 12159568 70.74 374176 8003880 36 10:11:01 AM 10574252 13332284 5567280 34.49 2688 2948104 2849304 16.58 406136 4691568 4808 Average: 9517051 12022564 6624481 41.04 2688 2701662 5068281 29.48 314516 5855925 22673 10:06:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 209.46 177.62 2021.59 35.83 0.00 0.00 0.00 0.00 10:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 244.60 189.87 3254.35 34.70 0.00 0.00 0.00 0.00 10:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 16.24 16.64 3.47 27.38 0.00 0.00 0.00 0.00 10:09:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:00 AM lo 6.71 6.71 0.82 0.82 0.00 0.00 0.00 0.00 10:10:00 AM eth0 268.72 138.84 2881.96 16.62 0.00 0.00 0.00 0.00 10:10:00 AM docker0 0.08 0.19 0.00 0.02 0.00 0.00 0.00 0.00 10:10:00 AM veth198b240 0.08 0.31 0.00 0.03 0.00 0.00 0.00 0.00 10:10:00 AM br-d42187be19b1 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:10:00 AM vethd5cbe19 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM veth198b240 0.00 0.98 0.00 0.07 0.00 0.00 0.00 0.00 10:10:01 AM br-d42187be19b1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM vethd5cbe19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM vethfe8264a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM veth6f5125b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM lo 12.35 12.35 26.70 26.70 0.00 0.00 0.00 0.00 10:11:01 AM eth0 6.26 6.18 2.39 12.50 0.00 0.00 0.00 0.00 10:11:01 AM docker0 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 AM veth198b240 0.12 0.17 0.01 0.01 0.00 0.00 0.00 0.00 Average: lo 3.79 3.79 5.50 5.50 0.00 0.00 0.00 0.00 Average: eth0 148.13 105.35 1622.79 25.35 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth198b240 0.04 0.10 0.00 0.01 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) 11/17/2025 _x86_64_ (4 CPU) 10:05:02 LINUX RESTART (4 CPU) 10:06:01 AM CPU %user %nice %system %iowait %steal %idle 10:07:01 AM all 37.86 0.00 2.81 1.30 0.10 57.93 10:07:01 AM 0 38.89 0.00 3.24 1.70 0.10 56.06 10:07:01 AM 1 52.50 0.00 3.24 1.25 0.08 42.92 10:07:01 AM 2 29.82 0.00 2.29 1.19 0.10 66.61 10:07:01 AM 3 30.20 0.00 2.46 1.07 0.10 66.17 10:08:01 AM all 64.05 0.00 2.01 0.54 0.11 33.30 10:08:01 AM 0 51.70 0.00 2.87 1.44 0.10 43.89 10:08:01 AM 1 70.43 0.00 0.97 0.13 0.10 28.37 10:08:01 AM 2 60.91 0.00 1.40 0.35 0.12 37.22 10:08:01 AM 3 73.13 0.00 2.79 0.23 0.12 23.73 10:09:01 AM all 17.71 0.00 0.32 0.03 0.06 81.88 10:09:01 AM 0 17.24 0.00 0.43 0.00 0.08 82.24 10:09:01 AM 1 15.52 0.00 0.30 0.05 0.07 84.06 10:09:01 AM 2 19.27 0.00 0.25 0.05 0.05 80.38 10:09:01 AM 3 18.82 0.00 0.30 0.02 0.05 80.82 10:10:00 AM all 36.67 0.00 2.38 0.68 0.08 60.19 10:10:00 AM 0 36.12 0.00 2.74 0.65 0.09 60.41 10:10:00 AM 1 53.87 0.00 2.69 0.29 0.09 43.06 10:10:00 AM 2 27.00 0.00 2.23 1.28 0.09 69.41 10:10:00 AM 3 29.68 0.00 1.86 0.49 0.07 67.89 10:10:01 AM all 23.44 0.00 15.96 2.99 0.25 57.36 10:10:01 AM 0 23.00 0.00 21.00 9.00 0.00 47.00 10:10:01 AM 1 20.79 0.00 11.88 0.00 0.99 66.34 10:10:01 AM 2 30.00 0.00 11.00 3.00 0.00 56.00 10:10:01 AM 3 20.00 0.00 20.00 0.00 0.00 60.00 10:11:01 AM all 21.93 0.00 1.51 0.15 0.07 76.33 10:11:01 AM 0 20.59 0.00 0.94 0.08 0.07 78.32 10:11:01 AM 1 21.64 0.00 1.30 0.30 0.07 76.69 10:11:01 AM 2 21.73 0.00 2.66 0.15 0.07 75.39 10:11:01 AM 3 23.77 0.00 1.15 0.07 0.08 74.93 Average: all 35.60 0.00 1.85 0.55 0.08 61.92 Average: 0 32.86 0.00 2.11 0.80 0.09 64.14 Average: 1 42.68 0.00 1.73 0.40 0.08 55.10 Average: 2 31.75 0.00 1.80 0.61 0.08 65.76 Average: 3 35.09 0.00 1.77 0.37 0.08 62.68