---> uname -a: Linux prd-centos8-docker-8c-8g-1978.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 1066 27126 19 3697 30359 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:e1:42:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.253/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fee1:4239/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d4:9e:fa:05 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:d4ff:fe9e:fa05/64 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) 12/29/2025 _x86_64_ (8 CPU) 03:37:59 LINUX RESTART (8 CPU) 03:39:02 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 388.68 14.96 373.72 3152.02 13822.67 03:41:01 AM 309.81 6.95 302.87 1271.71 12276.87 03:42:01 AM 178.09 2.13 175.96 444.84 42405.53 Average: 291.65 7.97 283.68 1614.25 22886.45 03:39:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28745876 30747704 3909836 11.97 2688 2313720 1833508 5.44 200256 3223788 157784 03:41:01 AM 27419616 29877748 5236096 16.03 2688 2761620 2456612 7.29 412924 4300544 274128 03:42:01 AM 27834136 31143700 4821576 14.76 2688 3601160 1500948 4.45 653264 3609376 150752 Average: 27999876 30589717 4655836 14.26 2688 2892167 1930356 5.73 422148 3711236 194221 03:39:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 326.50 287.70 3033.65 63.01 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 547.25 430.14 6500.22 60.29 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 441.56 359.67 4859.88 1351.09 0.00 0.00 0.00 0.00 03:42:01 AM docker0 17.57 24.85 0.96 308.48 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 439.06 359.57 4807.77 493.91 0.00 0.00 0.00 0.00 Average: docker0 5.89 8.33 0.32 103.41 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) 12/29/2025 _x86_64_ (8 CPU) 03:37:59 LINUX RESTART (8 CPU) 03:39:02 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 16.73 0.00 1.49 1.54 0.07 80.16 03:40:01 AM 0 18.54 0.00 1.27 1.36 0.08 78.74 03:40:01 AM 1 18.37 0.00 2.02 1.89 0.08 77.63 03:40:01 AM 2 17.82 0.00 1.41 1.19 0.07 79.51 03:40:01 AM 3 12.92 0.00 1.41 1.79 0.07 83.81 03:40:01 AM 4 20.08 0.00 1.12 1.02 0.07 77.71 03:40:01 AM 5 18.02 0.00 2.09 2.41 0.07 77.41 03:40:01 AM 6 11.49 0.00 1.41 1.67 0.07 85.37 03:40:01 AM 7 16.61 0.00 1.17 1.02 0.07 81.13 03:41:01 AM all 29.16 0.00 1.72 1.02 0.09 68.01 03:41:01 AM 0 31.90 0.00 1.34 0.30 0.10 66.36 03:41:01 AM 1 18.02 0.00 1.85 1.76 0.07 78.31 03:41:01 AM 2 21.54 0.00 1.61 0.89 0.10 75.86 03:41:01 AM 3 45.74 0.00 2.47 0.52 0.08 51.19 03:41:01 AM 4 20.57 0.00 1.46 0.45 0.10 77.41 03:41:01 AM 5 30.19 0.00 1.64 1.12 0.08 66.96 03:41:01 AM 6 31.33 0.00 1.93 2.70 0.10 63.95 03:41:01 AM 7 33.94 0.00 1.49 0.40 0.07 64.10 03:42:01 AM all 13.69 0.00 2.94 1.67 0.07 81.64 03:42:01 AM 0 17.29 0.00 2.61 1.71 0.07 78.32 03:42:01 AM 1 10.65 0.00 2.97 4.03 0.08 82.26 03:42:01 AM 2 12.21 0.00 3.03 2.87 0.08 81.81 03:42:01 AM 3 20.14 0.00 3.27 0.99 0.07 75.53 03:42:01 AM 4 10.67 0.00 2.89 1.58 0.07 84.80 03:42:01 AM 5 13.46 0.00 2.60 0.97 0.05 82.93 03:42:01 AM 6 14.81 0.00 3.36 0.77 0.07 80.99 03:42:01 AM 7 10.24 0.00 2.78 0.44 0.05 86.49 Average: all 19.87 0.00 2.05 1.41 0.08 76.59 Average: 0 22.60 0.00 1.75 1.12 0.08 74.45 Average: 1 15.67 0.00 2.28 2.56 0.08 79.40 Average: 2 17.19 0.00 2.02 1.65 0.08 79.06 Average: 3 26.33 0.00 2.39 1.10 0.07 70.12 Average: 4 17.09 0.00 1.83 1.02 0.08 79.98 Average: 5 20.56 0.00 2.11 1.50 0.07 75.76 Average: 6 19.25 0.00 2.24 1.71 0.08 76.72 Average: 7 20.29 0.00 1.82 0.62 0.06 77.22