---> uname -a: Linux prd-centos8-docker-4c-4g-762.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 762 12249 19 2750 14666 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:68:f0:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe68:f09f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:d3:89:ae 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/22/2025 _x86_64_ (4 CPU) 09:40:12 LINUX RESTART (4 CPU) 09:41:02 AM tps rtps wtps bread/s bwrtn/s 09:42:01 AM 199.61 15.01 184.60 3248.39 8902.90 09:43:01 AM 112.95 6.26 106.68 1056.45 12270.66 09:44:01 AM 35.73 1.33 34.39 88.39 795.42 Average: 115.63 7.50 108.14 1454.52 7314.53 09:41:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:42:01 AM 12710180 14844300 3431352 21.26 2688 2340660 1319664 7.68 156280 2879380 285188 09:43:01 AM 11565604 13781452 4575928 28.35 2688 2420016 2332672 13.57 243236 3918776 1620 09:44:01 AM 12588584 15061724 3552948 22.01 2688 2675000 1090192 6.34 517064 2625056 272816 Average: 12288123 14562492 3853409 23.87 2688 2478559 1580843 9.20 305527 3141071 186541 09:41:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 AM eth0 297.98 216.32 3633.16 36.09 0.00 0.00 0.00 0.00 09:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM lo 21.64 21.64 4.52 4.52 0.00 0.00 0.00 0.00 09:43:01 AM eth0 169.89 96.10 700.65 50.85 0.00 0.00 0.00 0.00 09:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM lo 7.08 7.08 1.54 1.54 0.00 0.00 0.00 0.00 09:44:01 AM eth0 153.42 131.76 488.17 944.45 0.00 0.00 0.00 0.00 09:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.63 9.63 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 206.60 147.68 1596.07 345.48 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 12/22/2025 _x86_64_ (4 CPU) 09:40:12 LINUX RESTART (4 CPU) 09:41:02 AM CPU %user %nice %system %iowait %steal %idle 09:42:01 AM all 20.15 0.00 2.04 7.98 0.10 69.74 09:42:01 AM 0 23.05 0.00 2.66 8.49 0.10 65.70 09:42:01 AM 1 26.68 0.00 2.43 2.60 0.10 68.19 09:42:01 AM 2 12.83 0.00 1.40 19.67 0.10 66.00 09:42:01 AM 3 17.99 0.00 1.67 1.21 0.08 79.05 09:43:01 AM all 47.91 0.00 1.49 0.66 0.09 49.84 09:43:01 AM 0 52.58 0.00 1.17 0.58 0.08 45.59 09:43:01 AM 1 43.79 0.00 2.30 0.79 0.10 53.01 09:43:01 AM 2 35.61 0.00 1.87 0.80 0.10 61.62 09:43:01 AM 3 59.63 0.00 0.63 0.47 0.08 39.18 09:44:01 AM all 18.24 0.00 1.61 0.12 0.08 79.95 09:44:01 AM 0 13.19 0.00 1.38 0.02 0.08 85.33 09:44:01 AM 1 22.79 0.00 2.34 0.32 0.08 74.47 09:44:01 AM 2 21.98 0.00 1.46 0.08 0.10 76.38 09:44:01 AM 3 15.01 0.00 1.27 0.05 0.07 83.60 Average: all 28.82 0.00 1.71 2.89 0.09 66.49 Average: 0 29.64 0.00 1.73 3.00 0.09 65.54 Average: 1 31.11 0.00 2.36 1.23 0.10 65.21 Average: 2 23.54 0.00 1.58 6.77 0.10 68.01 Average: 3 30.97 0.00 1.19 0.57 0.08 67.19