---> uname -a: Linux prd-centos8-docker-8c-8g-100.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 1051 27362 19 3476 30382 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:2c:cc:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.230/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fe2c:ccb5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ca:29:f8:e3 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:caff:fe29:f8e3/64 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) 12/14/2025 _x86_64_ (8 CPU) 17:11:56 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 448.85 19.93 428.92 4324.29 15590.10 05:15:01 PM 266.38 2.37 264.01 481.57 45585.09 Average: 357.61 11.15 346.47 2402.93 30587.60 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28123924 30357976 4531780 13.88 2688 2544692 2058416 6.11 252404 3785600 284384 05:15:01 PM 26694396 29777248 5961308 18.26 2688 3383100 2531672 7.51 622260 4801992 74960 Average: 27409160 30067612 5246544 16.07 2688 2963896 2295044 6.81 437332 4293796 179672 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 483.62 404.33 5908.07 76.09 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 475.67 384.54 6262.19 601.09 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.13 15.01 0.48 243.76 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 479.65 394.44 6085.13 338.59 0.00 0.00 0.00 0.00 Average: docker0 3.07 7.51 0.24 121.88 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) 12/14/2025 _x86_64_ (8 CPU) 17:11:56 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 24.40 0.00 1.65 1.33 0.09 72.53 05:14:01 PM 0 20.86 0.00 1.70 0.68 0.12 76.64 05:14:01 PM 1 24.49 0.00 2.31 2.73 0.10 70.36 05:14:01 PM 2 19.55 0.00 1.87 1.49 0.10 76.99 05:14:01 PM 3 35.91 0.00 1.61 2.09 0.08 60.31 05:14:01 PM 4 32.85 0.00 1.19 1.00 0.08 64.88 05:14:01 PM 5 22.14 0.00 1.02 0.35 0.07 76.43 05:14:01 PM 6 22.42 0.00 1.96 1.32 0.12 74.18 05:14:01 PM 7 16.97 0.00 1.56 0.99 0.07 80.42 05:15:01 PM all 20.93 0.00 2.75 2.19 0.09 74.04 05:15:01 PM 0 14.01 0.00 2.27 1.83 0.08 81.81 05:15:01 PM 1 10.53 0.00 3.00 2.04 0.08 84.35 05:15:01 PM 2 10.97 0.00 2.42 6.68 0.10 79.84 05:15:01 PM 3 24.14 0.00 2.43 0.47 0.07 72.89 05:15:01 PM 4 30.55 0.00 3.45 2.34 0.08 63.58 05:15:01 PM 5 34.49 0.00 2.62 0.32 0.08 62.49 05:15:01 PM 6 17.56 0.00 2.75 2.99 0.08 76.62 05:15:01 PM 7 25.18 0.00 3.05 0.89 0.10 70.78 Average: all 22.67 0.00 2.20 1.76 0.09 73.28 Average: 0 17.45 0.00 1.98 1.26 0.10 79.21 Average: 1 17.53 0.00 2.65 2.39 0.09 77.34 Average: 2 15.27 0.00 2.15 4.08 0.10 78.41 Average: 3 30.03 0.00 2.02 1.28 0.08 66.59 Average: 4 31.70 0.00 2.31 1.67 0.08 64.23 Average: 5 28.30 0.00 1.82 0.33 0.08 69.47 Average: 6 19.99 0.00 2.35 2.15 0.10 75.40 Average: 7 21.06 0.00 2.30 0.94 0.08 75.62