---> uname -a: Linux prd-centos8-docker-8c-8g-3821.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 1056 27159 19 3674 30374 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:8c:e0:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.14/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe8c:e0f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f2:cd:af:cc 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:f2ff:fecd:afcc/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) 04/20/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 147.40 14.66 132.74 3227.86 10260.50 05:14:01 PM 430.79 5.00 425.80 1168.87 15078.62 05:15:01 PM 238.39 2.33 236.05 390.40 38363.38 05:16:01 PM 81.47 2.82 78.65 129.58 13424.08 Average: 224.51 6.20 218.31 1229.23 19282.06 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29225952 31124132 3429760 10.50 2688 2217080 1585648 4.70 157040 2819336 184792 05:14:01 PM 28046008 30410772 4609704 14.12 2688 2672328 1989760 5.90 266724 3840520 277536 05:15:01 PM 26328408 29475400 6327304 19.38 2688 3444312 2862880 8.49 569776 5208172 72 05:16:01 PM 27879352 31172112 4776360 14.63 2688 3588960 1458748 4.33 827520 3405688 8608 Average: 27869930 30545604 4785782 14.66 2688 2980670 1974259 5.86 455265 3818429 117752 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 142.92 108.23 1636.45 34.19 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 522.26 435.51 6620.86 62.08 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 360.48 276.92 6139.79 33.97 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.88 13.60 0.47 257.67 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 259.57 260.06 226.12 2370.02 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.05 0.00 0.01 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 321.30 270.17 3655.83 625.01 0.00 0.00 0.00 0.00 Average: docker0 1.47 3.41 0.12 64.42 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) 04/20/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 9.85 0.00 1.08 0.55 0.05 88.47 05:13:01 PM 0 5.24 0.00 1.25 0.57 0.08 92.86 05:13:01 PM 1 14.47 0.00 1.02 0.89 0.07 83.56 05:13:01 PM 2 12.89 0.00 1.45 0.92 0.05 84.69 05:13:01 PM 3 13.02 0.00 1.24 0.35 0.05 85.34 05:13:01 PM 4 6.61 0.00 0.80 0.62 0.07 91.90 05:13:01 PM 5 7.90 0.00 0.90 0.63 0.03 90.53 05:13:01 PM 6 13.30 0.00 1.49 0.20 0.05 84.96 05:13:01 PM 7 5.35 0.00 0.50 0.22 0.03 93.90 05:14:01 PM all 25.61 0.00 1.72 1.44 0.12 71.11 05:14:01 PM 0 18.52 0.00 1.34 0.87 0.12 79.16 05:14:01 PM 1 27.60 0.00 1.46 1.42 0.12 69.40 05:14:01 PM 2 31.60 0.00 2.65 2.70 0.12 62.94 05:14:01 PM 3 28.67 0.00 1.71 2.53 0.12 66.97 05:14:01 PM 4 14.16 0.00 1.29 0.40 0.10 84.05 05:14:01 PM 5 34.91 0.00 0.90 0.08 0.12 63.98 05:14:01 PM 6 24.79 0.00 2.38 2.00 0.13 70.70 05:14:01 PM 7 24.63 0.00 2.06 1.53 0.12 71.67 05:15:01 PM all 20.59 0.00 2.44 1.88 0.09 75.01 05:15:01 PM 0 22.74 0.00 2.35 0.40 0.08 74.42 05:15:01 PM 1 16.31 0.00 2.71 4.89 0.08 76.00 05:15:01 PM 2 21.35 0.00 2.12 0.79 0.10 75.64 05:15:01 PM 3 27.67 0.00 2.95 4.63 0.12 64.63 05:15:01 PM 4 18.87 0.00 2.39 0.34 0.08 78.32 05:15:01 PM 5 14.16 0.00 2.51 1.62 0.10 81.61 05:15:01 PM 6 31.04 0.00 2.59 0.47 0.10 65.80 05:15:01 PM 7 12.53 0.00 1.90 1.88 0.08 83.61 05:16:01 PM all 11.58 0.00 1.56 0.37 0.07 86.42 05:16:01 PM 0 11.04 0.00 1.62 0.05 0.08 87.20 05:16:01 PM 1 6.66 0.00 1.47 1.02 0.07 90.79 05:16:01 PM 2 21.07 0.00 1.96 0.44 0.08 76.46 05:16:01 PM 3 24.63 0.00 2.26 0.33 0.07 72.71 05:16:01 PM 4 3.22 0.00 0.97 0.02 0.07 95.72 05:16:01 PM 5 12.83 0.00 1.47 0.13 0.07 85.49 05:16:01 PM 6 8.30 0.00 1.54 0.94 0.05 89.17 05:16:01 PM 7 4.87 0.00 1.15 0.07 0.08 93.82 Average: all 16.89 0.00 1.70 1.06 0.08 80.26 Average: 0 14.37 0.00 1.64 0.47 0.09 83.43 Average: 1 16.25 0.00 1.66 2.05 0.08 79.95 Average: 2 21.72 0.00 2.04 1.21 0.09 74.94 Average: 3 23.48 0.00 2.04 1.96 0.09 72.44 Average: 4 10.70 0.00 1.36 0.34 0.08 87.51 Average: 5 17.45 0.00 1.44 0.62 0.08 80.41 Average: 6 19.34 0.00 2.00 0.90 0.08 77.67 Average: 7 11.83 0.00 1.40 0.92 0.08 85.77