---> uname -a: Linux prd-centos8-docker-8c-8g-23542.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: 2800.000 BogoMIPS: 5600.00 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 1043 27288 19 3557 30388 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:30:e0:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe30:e037/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:eb:22:68 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::42:89ff:feeb:2268/64 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) 06/24/2025 _x86_64_ (8 CPU) 20:11:20 LINUX RESTART (8 CPU) 08:12:01 PM tps rtps wtps bread/s bwrtn/s 08:13:01 PM 196.77 14.33 182.44 3128.56 10560.40 08:14:01 PM 425.70 6.55 419.15 1235.66 15065.89 08:15:01 PM 173.26 1.93 171.33 496.90 41729.31 Average: 265.23 7.60 257.63 1620.39 22452.27 08:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:13:01 PM 28946140 30825168 3709572 11.36 2688 2196680 1842164 5.47 161240 3087328 142240 08:14:01 PM 27243056 29992424 5412656 16.57 2688 3054044 2579612 7.65 455112 4441280 615992 08:15:01 PM 27990456 31162432 4665256 14.29 2688 3469476 1481148 4.39 794340 3333624 85060 Average: 28059884 30660008 4595828 14.07 2688 2906733 1967641 5.84 470231 3620744 281097 08:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 PM eth0 331.61 253.45 2095.16 52.46 0.00 0.00 0.00 0.00 08:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 PM eth0 713.23 539.49 11131.34 65.31 0.00 0.00 0.00 0.00 08:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 PM eth0 321.64 327.22 721.10 2099.41 0.00 0.00 0.00 0.00 08:15:01 PM docker0 37.04 41.12 1.95 309.21 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 455.48 373.38 4648.84 739.09 0.00 0.00 0.00 0.00 Average: docker0 12.35 13.71 0.65 103.08 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) 06/24/2025 _x86_64_ (8 CPU) 20:11:20 LINUX RESTART (8 CPU) 08:12:01 PM CPU %user %nice %system %iowait %steal %idle 08:13:01 PM all 11.53 0.00 1.04 0.66 0.05 86.72 08:13:01 PM 0 5.86 0.00 1.12 0.94 0.03 92.05 08:13:01 PM 1 6.54 0.00 0.55 0.65 0.03 92.23 08:13:01 PM 2 22.30 0.00 1.64 1.09 0.05 74.92 08:13:01 PM 3 7.85 0.00 0.94 0.63 0.03 90.54 08:13:01 PM 4 5.16 0.00 0.52 0.15 0.05 94.12 08:13:01 PM 5 20.38 0.00 1.82 0.70 0.05 77.05 08:13:01 PM 6 14.23 0.00 1.15 0.47 0.05 84.10 08:13:01 PM 7 9.91 0.00 0.62 0.65 0.07 88.76 08:14:01 PM all 30.38 0.00 1.90 1.30 0.09 66.33 08:14:01 PM 0 24.30 0.00 1.71 0.77 0.08 73.14 08:14:01 PM 1 29.33 0.00 1.19 1.07 0.08 68.32 08:14:01 PM 2 33.56 0.00 2.08 2.48 0.08 61.79 08:14:01 PM 3 37.64 0.00 2.23 2.06 0.10 57.97 08:14:01 PM 4 22.52 0.00 1.85 1.14 0.08 74.41 08:14:01 PM 5 23.51 0.00 1.92 0.79 0.08 73.69 08:14:01 PM 6 42.27 0.00 2.09 0.57 0.08 54.99 08:14:01 PM 7 29.89 0.00 2.16 1.51 0.08 66.35 08:15:01 PM all 11.49 0.00 2.76 1.41 0.06 84.28 08:15:01 PM 0 12.82 0.00 2.36 0.72 0.07 84.03 08:15:01 PM 1 18.80 0.00 3.96 2.40 0.07 74.76 08:15:01 PM 2 9.03 0.00 2.30 1.64 0.05 86.98 08:15:01 PM 3 14.75 0.00 2.36 0.55 0.05 82.28 08:15:01 PM 4 16.22 0.00 3.07 0.99 0.07 79.65 08:15:01 PM 5 6.13 0.00 2.42 1.01 0.05 90.39 08:15:01 PM 6 6.21 0.00 2.47 3.74 0.05 87.52 08:15:01 PM 7 7.92 0.00 3.17 0.25 0.05 88.60 Average: all 17.79 0.00 1.90 1.12 0.06 79.12 Average: 0 14.32 0.00 1.73 0.81 0.06 83.08 Average: 1 18.22 0.00 1.90 1.37 0.06 78.45 Average: 2 21.63 0.00 2.00 1.74 0.06 74.57 Average: 3 20.07 0.00 1.84 1.08 0.06 76.95 Average: 4 14.61 0.00 1.81 0.76 0.07 82.75 Average: 5 16.69 0.00 2.05 0.83 0.06 80.36 Average: 6 20.91 0.00 1.90 1.59 0.06 75.54 Average: 7 15.90 0.00 1.98 0.80 0.07 81.25