---> uname -a: Linux prd-centos8-docker-8c-8g-800.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1023 27486 19 3380 30418 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:10:be:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe10:be48/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:15:40:99:a1 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) 09/28/2025 _x86_64_ (8 CPU) 03:56:10 LINUX RESTART (8 CPU) 03:57:01 AM tps rtps wtps bread/s bwrtn/s 03:58:01 AM 201.97 15.14 186.82 3892.30 11657.70 03:59:01 AM 260.66 4.58 256.08 146.88 26223.76 Average: 231.31 9.86 221.45 2019.59 18940.73 03:57:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:58:01 AM 28823008 30749536 3832704 11.74 2688 2242416 1702952 5.05 165036 3201916 149124 03:59:01 AM 28121884 31120844 4533828 13.88 2688 3306564 1482252 4.40 730944 3306816 518420 Average: 28472446 30935190 4183266 12.81 2688 2774490 1592602 4.73 447990 3254366 333772 03:57:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 186.49 165.96 1891.16 48.14 0.00 0.00 0.00 0.00 03:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM eth0 458.80 440.50 4053.43 3808.09 0.00 0.00 0.00 0.00 03:59:01 AM docker0 0.00 0.00 0.00 0.00 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 322.64 303.23 2972.30 1928.11 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) 09/28/2025 _x86_64_ (8 CPU) 03:56:10 LINUX RESTART (8 CPU) 03:57:01 AM CPU %user %nice %system %iowait %steal %idle 03:58:01 AM all 14.27 0.00 1.21 1.17 0.06 83.29 03:58:01 AM 0 15.04 0.00 0.90 0.98 0.05 83.03 03:58:01 AM 1 10.12 0.00 0.89 0.70 0.07 88.23 03:58:01 AM 2 11.49 0.00 0.67 0.87 0.05 86.92 03:58:01 AM 3 10.04 0.00 1.17 1.67 0.07 87.05 03:58:01 AM 4 9.70 0.00 0.78 0.84 0.05 88.63 03:58:01 AM 5 11.62 0.00 0.89 1.59 0.05 85.86 03:58:01 AM 6 33.17 0.00 2.85 1.03 0.08 62.86 03:58:01 AM 7 12.94 0.00 1.52 1.67 0.08 83.78 03:59:01 AM all 14.80 0.00 1.57 1.87 0.07 81.69 03:59:01 AM 0 18.32 0.00 2.47 0.82 0.08 78.31 03:59:01 AM 1 23.54 0.00 1.89 3.58 0.08 70.91 03:59:01 AM 2 10.77 0.00 1.78 3.95 0.07 83.43 03:59:01 AM 3 17.36 0.00 1.46 2.92 0.08 78.18 03:59:01 AM 4 11.46 0.00 0.80 0.90 0.05 86.78 03:59:01 AM 5 8.11 0.00 1.22 1.26 0.07 89.35 03:59:01 AM 6 19.10 0.00 1.37 0.87 0.05 78.61 03:59:01 AM 7 9.69 0.00 1.59 0.69 0.05 87.98 Average: all 14.53 0.00 1.39 1.52 0.06 82.49 Average: 0 16.68 0.00 1.69 0.90 0.07 80.67 Average: 1 16.83 0.00 1.39 2.14 0.08 79.57 Average: 2 11.13 0.00 1.22 2.41 0.06 85.18 Average: 3 13.69 0.00 1.32 2.29 0.08 82.62 Average: 4 10.58 0.00 0.79 0.87 0.05 87.71 Average: 5 9.86 0.00 1.05 1.42 0.06 87.60 Average: 6 26.14 0.00 2.11 0.95 0.07 70.73 Average: 7 11.32 0.00 1.56 1.18 0.07 85.88