---> uname -a: Linux prd-centos8-docker-8c-8g-47669.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 1042 27306 19 3541 30391 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:16:41:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.114/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe16:412b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e1:a1:d4:94 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:e1ff:fea1:d494/64 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) 09/20/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 172.58 14.58 158.00 3202.93 10481.47 05:14:01 PM 394.65 6.40 388.25 1207.67 14915.45 05:15:01 PM 169.26 0.78 168.48 414.93 39911.33 Average: 245.49 7.25 238.23 1608.53 21769.80 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29118348 30991752 3537364 10.83 2688 2190624 1824444 5.41 156048 2920576 159096 05:14:01 PM 27871992 30253416 4783720 14.65 2688 2688968 2129992 6.32 388896 3890220 286852 05:15:01 PM 27922964 31070176 4732748 14.49 2688 3447720 1581332 4.69 628352 3575956 159216 Average: 28304435 30771781 4351277 13.32 2688 2775771 1845256 5.47 391099 3462251 201721 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 157.70 136.45 1677.82 42.79 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 596.50 470.24 7333.22 60.76 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 341.74 300.78 3950.77 1243.71 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.51 15.21 0.50 243.77 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 365.30 302.48 4320.43 449.11 0.00 0.00 0.00 0.00 Average: docker0 2.17 5.07 0.17 81.26 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) 09/20/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.26 0.00 1.04 1.25 0.05 86.41 05:13:01 PM 0 3.02 0.00 0.72 0.25 0.10 95.91 05:13:01 PM 1 32.82 0.00 2.85 2.75 0.07 61.50 05:13:01 PM 2 4.39 0.00 0.67 2.07 0.05 92.82 05:13:01 PM 3 4.34 0.00 0.45 0.70 0.03 94.48 05:13:01 PM 4 7.07 0.00 0.65 1.14 0.03 91.11 05:13:01 PM 5 16.76 0.00 1.22 1.80 0.05 80.17 05:13:01 PM 6 9.78 0.00 0.80 0.57 0.03 88.82 05:13:01 PM 7 11.89 0.00 0.93 0.68 0.05 86.44 05:14:01 PM all 26.28 0.00 1.67 2.56 0.08 69.41 05:14:01 PM 0 35.75 0.00 1.17 2.24 0.08 60.75 05:14:01 PM 1 26.34 0.00 2.23 2.21 0.08 69.14 05:14:01 PM 2 27.64 0.00 1.46 1.88 0.08 68.95 05:14:01 PM 3 19.69 0.00 1.61 1.61 0.08 77.01 05:14:01 PM 4 33.05 0.00 1.14 2.24 0.08 63.48 05:14:01 PM 5 27.53 0.00 2.29 3.70 0.08 66.39 05:14:01 PM 6 19.29 0.00 1.98 4.33 0.08 74.31 05:14:01 PM 7 20.93 0.00 1.48 2.23 0.08 75.27 05:15:01 PM all 15.53 0.00 2.30 3.02 0.07 79.08 05:15:01 PM 0 17.99 0.00 2.35 0.20 0.07 79.39 05:15:01 PM 1 19.33 0.00 1.96 2.77 0.07 75.88 05:15:01 PM 2 10.09 0.00 2.47 6.25 0.08 81.11 05:15:01 PM 3 18.20 0.00 2.87 2.78 0.07 76.08 05:15:01 PM 4 13.92 0.00 2.30 4.06 0.07 79.65 05:15:01 PM 5 26.03 0.00 2.38 0.17 0.07 71.36 05:15:01 PM 6 8.77 0.00 1.89 0.25 0.07 89.02 05:15:01 PM 7 9.89 0.00 2.22 7.68 0.07 80.14 Average: all 17.68 0.00 1.67 2.27 0.07 78.31 Average: 0 18.91 0.00 1.41 0.90 0.08 78.70 Average: 1 26.17 0.00 2.35 2.58 0.07 68.83 Average: 2 14.03 0.00 1.53 3.39 0.07 80.97 Average: 3 14.06 0.00 1.64 1.70 0.06 82.54 Average: 4 18.01 0.00 1.36 2.48 0.06 78.09 Average: 5 23.44 0.00 1.96 1.89 0.07 72.64 Average: 6 12.60 0.00 1.56 1.71 0.06 84.06 Average: 7 14.23 0.00 1.54 3.53 0.07 80.63