---> uname -a: Linux prd-centos8-docker-8c-8g-10522.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: 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: 31888 1084 26962 19 3840 30337 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:55:c0:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.117/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe55:c023/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:2d:8b:99 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::42:2eff:fe2d:8b99/64 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) 06/10/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 193.14 14.60 178.54 3118.83 10990.54 03:40:01 AM 491.55 5.53 486.02 1231.66 18465.21 03:41:01 AM 268.58 3.03 265.55 461.50 45985.37 Average: 317.74 7.72 310.02 1603.95 25148.57 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28775300 30812884 3878072 11.88 2688 2352160 1830552 5.43 165404 3240768 268844 03:40:01 AM 27807888 30259220 4845484 14.84 2688 2756580 2159372 6.41 315872 4015328 217180 03:41:01 AM 26145884 29531316 6507488 19.93 2688 3675996 2866624 8.51 647320 5289712 66716 Average: 27576357 30201140 5077015 15.55 2688 2928245 2285516 6.78 376199 4181936 184247 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 216.74 175.04 2682.69 45.81 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 461.82 388.40 5762.86 54.20 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 541.93 435.92 7123.30 1091.88 0.00 0.00 0.00 0.00 03:41:01 AM docker0 13.66 20.67 0.80 308.85 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 406.84 333.12 5189.69 397.35 0.00 0.00 0.00 0.00 Average: docker0 4.55 6.89 0.27 102.97 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) 06/10/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.60 0.00 1.23 0.50 0.06 85.61 03:39:01 AM 0 5.38 0.00 0.97 0.45 0.08 93.12 03:39:01 AM 1 10.96 0.00 1.20 0.77 0.07 87.00 03:39:01 AM 2 12.04 0.00 0.92 0.82 0.07 86.16 03:39:01 AM 3 12.27 0.00 1.54 0.90 0.07 85.22 03:39:01 AM 4 11.32 0.00 0.83 0.10 0.05 87.70 03:39:01 AM 5 20.59 0.00 1.89 0.25 0.08 77.19 03:39:01 AM 6 14.74 0.00 1.59 0.22 0.05 83.40 03:39:01 AM 7 13.50 0.00 0.92 0.47 0.03 85.08 03:40:01 AM all 30.40 0.00 1.81 1.14 0.10 66.56 03:40:01 AM 0 39.11 0.00 2.39 1.20 0.12 57.18 03:40:01 AM 1 33.02 0.00 1.98 1.14 0.10 63.76 03:40:01 AM 2 23.09 0.00 1.83 0.94 0.10 74.05 03:40:01 AM 3 16.46 0.00 1.62 0.62 0.08 81.21 03:40:01 AM 4 27.90 0.00 0.99 0.85 0.08 70.17 03:40:01 AM 5 36.34 0.00 1.05 0.50 0.10 62.01 03:40:01 AM 6 30.72 0.00 2.76 2.87 0.10 63.55 03:40:01 AM 7 36.52 0.00 1.87 0.99 0.10 60.52 03:41:01 AM all 16.90 0.00 2.89 0.95 0.08 79.18 03:41:01 AM 0 14.01 0.00 3.39 0.91 0.08 81.60 03:41:01 AM 1 23.56 0.00 2.59 0.69 0.07 73.10 03:41:01 AM 2 21.70 0.00 3.18 0.99 0.08 74.04 03:41:01 AM 3 13.22 0.00 2.86 1.30 0.10 82.52 03:41:01 AM 4 16.09 0.00 3.23 1.43 0.08 79.17 03:41:01 AM 5 11.03 0.00 2.35 0.91 0.08 85.63 03:41:01 AM 6 15.65 0.00 3.08 0.37 0.07 80.84 03:41:01 AM 7 19.98 0.00 2.45 0.99 0.07 76.51 Average: all 19.96 0.00 1.98 0.86 0.08 77.12 Average: 0 19.50 0.00 2.25 0.85 0.09 77.30 Average: 1 22.50 0.00 1.92 0.87 0.08 74.64 Average: 2 18.93 0.00 1.97 0.92 0.08 78.09 Average: 3 13.98 0.00 2.01 0.94 0.08 82.99 Average: 4 18.43 0.00 1.68 0.79 0.07 79.02 Average: 5 22.66 0.00 1.76 0.55 0.09 74.93 Average: 6 20.36 0.00 2.47 1.15 0.07 75.95 Average: 7 23.33 0.00 1.75 0.81 0.07 74.04