---> uname -a: Linux prd-centos8-docker-8c-8g-899.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1090 26313 19 4483 30328 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:bd:77:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:febd:7795/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:39:37:dd:f2 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::42:39ff:fe37:ddf2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/23/2026 _x86_64_ (8 CPU) 07:31:11 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 184.76 14.60 170.16 3117.89 11523.99 07:34:01 AM 225.10 4.77 220.33 1126.21 20425.48 07:35:01 AM 214.45 16.53 197.92 5502.97 30238.59 07:36:01 AM 87.04 2.80 84.24 179.44 26749.84 Average: 177.83 9.67 168.16 2481.78 22234.36 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 29080728 31079464 3572644 10.94 2688 2313648 1826092 5.42 187372 2913688 238528 07:34:01 AM 27015652 29789100 5637720 17.27 2688 3079380 2666084 7.91 275320 4846756 428492 07:35:01 AM 25857836 29827688 6795536 20.81 2688 4258136 2600284 7.72 668696 5548220 612916 07:36:01 AM 26971672 31082332 5681700 17.40 2688 4396848 1487764 4.41 895568 4208272 8348 Average: 27231472 30444646 5421900 16.60 2688 3512003 2145056 6.36 506739 4379234 322071 07:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 183.27 138.37 2126.01 42.97 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1577.49 621.93 11028.62 62.33 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.70 12.70 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 331.74 135.57 2335.82 28.03 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.78 5.93 0.65 0.69 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 87.44 101.65 459.94 1256.94 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.17 3.17 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 544.96 249.37 3987.45 347.54 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.48 0.16 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/23/2026 _x86_64_ (8 CPU) 07:31:11 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 12.88 0.00 1.26 0.88 0.05 84.93 07:33:01 AM 0 14.74 0.00 1.60 1.24 0.07 82.35 07:33:01 AM 1 4.53 0.00 0.87 0.62 0.05 93.94 07:33:01 AM 2 36.30 0.00 3.24 1.34 0.08 59.04 07:33:01 AM 3 14.50 0.00 1.17 1.37 0.05 82.91 07:33:01 AM 4 11.68 0.00 1.02 0.77 0.03 86.50 07:33:01 AM 5 3.97 0.00 0.65 0.62 0.03 94.72 07:33:01 AM 6 8.09 0.00 0.84 0.69 0.07 90.32 07:33:01 AM 7 9.24 0.00 0.70 0.37 0.05 89.64 07:34:01 AM all 30.27 0.00 1.57 1.33 0.10 66.73 07:34:01 AM 0 31.56 0.00 0.97 0.37 0.10 67.00 07:34:01 AM 1 46.68 0.00 2.07 2.07 0.12 49.07 07:34:01 AM 2 7.44 0.00 1.27 1.61 0.08 89.59 07:34:01 AM 3 39.52 0.00 1.46 0.72 0.12 58.18 07:34:01 AM 4 21.89 0.00 1.48 0.50 0.10 76.03 07:34:01 AM 5 30.44 0.00 1.34 0.45 0.08 67.68 07:34:01 AM 6 34.23 0.00 2.05 4.05 0.10 59.57 07:34:01 AM 7 30.39 0.00 1.92 0.90 0.10 66.68 07:35:01 AM all 20.57 0.28 2.94 2.23 0.10 73.88 07:35:01 AM 0 20.83 0.02 2.78 1.48 0.10 74.79 07:35:01 AM 1 18.00 0.00 2.80 4.80 0.10 74.30 07:35:01 AM 2 21.79 1.66 2.82 5.63 0.12 67.98 07:35:01 AM 3 21.76 0.07 2.72 0.50 0.10 74.84 07:35:01 AM 4 15.76 0.02 3.51 3.95 0.10 76.66 07:35:01 AM 5 27.07 0.00 3.48 0.40 0.08 68.96 07:35:01 AM 6 20.53 0.02 2.47 0.60 0.10 76.27 07:35:01 AM 7 18.81 0.47 2.92 0.50 0.08 77.20 07:36:01 AM all 12.63 0.00 1.14 1.98 0.05 84.20 07:36:01 AM 0 12.63 0.00 1.02 0.00 0.05 86.31 07:36:01 AM 1 21.58 0.00 1.32 1.10 0.05 75.96 07:36:01 AM 2 20.00 0.00 1.39 2.59 0.05 75.98 07:36:01 AM 3 23.26 0.00 1.87 5.39 0.05 69.43 07:36:01 AM 4 3.59 0.00 1.00 5.86 0.07 89.47 07:36:01 AM 5 5.33 0.00 0.84 0.79 0.05 93.00 07:36:01 AM 6 6.05 0.00 0.80 0.07 0.05 93.03 07:36:01 AM 7 8.58 0.00 0.88 0.03 0.03 90.47 Average: all 19.07 0.07 1.73 1.60 0.08 77.45 Average: 0 19.93 0.00 1.59 0.77 0.08 77.62 Average: 1 22.67 0.00 1.76 2.14 0.08 73.35 Average: 2 21.39 0.41 2.18 2.79 0.08 73.14 Average: 3 24.76 0.02 1.80 2.00 0.08 71.34 Average: 4 13.21 0.00 1.75 2.77 0.08 82.18 Average: 5 16.67 0.00 1.57 0.57 0.06 81.13 Average: 6 17.21 0.00 1.54 1.35 0.08 79.82 Average: 7 16.75 0.12 1.61 0.45 0.07 81.01