---> uname -a: Linux prd-centos8-docker-8c-8g-11421.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 1085 26958 19 3843 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:73:40:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe73:401e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:ad:33:07 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:a1ff:fead:3307/64 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) 06/13/2026 _x86_64_ (8 CPU) 03:37:25 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 173.91 14.68 159.24 3226.79 10820.17 03:40:01 AM 468.26 4.80 463.46 1165.81 17067.34 03:41:01 AM 289.75 3.05 286.70 456.51 47616.94 Average: 310.62 7.51 303.12 1616.48 25167.81 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28969088 30968052 3684284 11.28 2688 2314676 1831920 5.44 161396 3057164 227136 03:40:01 AM 27867068 30309344 4786304 14.66 2688 2747672 2109248 6.26 272652 4000864 244568 03:41:01 AM 27690468 31137868 4962904 15.20 2688 3738628 1491272 4.42 652468 3745976 126256 Average: 28175541 30805088 4477831 13.71 2688 2933659 1810813 5.37 362172 3601335 199320 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 164.82 130.37 2000.08 39.01 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 458.04 393.48 6256.26 57.13 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 568.78 475.17 7323.34 1369.54 0.00 0.00 0.00 0.00 03:41:01 AM docker0 14.76 20.43 0.82 308.30 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 397.20 332.99 5192.99 488.56 0.00 0.00 0.00 0.00 Average: docker0 4.92 6.81 0.27 102.77 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) 06/13/2026 _x86_64_ (8 CPU) 03:37:25 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.49 0.00 1.19 0.46 0.06 86.80 03:39:01 AM 0 9.43 0.00 0.88 0.08 0.07 89.54 03:39:01 AM 1 11.40 0.00 1.47 0.98 0.07 86.08 03:39:01 AM 2 8.82 0.00 0.73 0.55 0.05 89.85 03:39:01 AM 3 24.80 0.00 2.42 0.58 0.07 72.13 03:39:01 AM 4 4.64 0.00 0.52 0.23 0.05 94.56 03:39:01 AM 5 8.86 0.00 0.97 0.50 0.07 89.60 03:39:01 AM 6 10.08 0.00 0.78 0.27 0.05 88.82 03:39:01 AM 7 13.87 0.00 1.72 0.45 0.08 83.87 03:40:01 AM all 26.73 0.00 1.75 1.21 0.09 70.22 03:40:01 AM 0 37.39 0.00 2.21 1.56 0.08 58.76 03:40:01 AM 1 19.89 0.00 2.52 3.20 0.08 74.31 03:40:01 AM 2 23.06 0.00 1.68 1.01 0.08 74.17 03:40:01 AM 3 24.85 0.00 1.41 0.80 0.08 72.86 03:40:01 AM 4 17.64 0.00 1.52 1.07 0.08 79.69 03:40:01 AM 5 26.37 0.00 1.22 0.47 0.08 71.85 03:40:01 AM 6 36.21 0.00 2.26 1.07 0.10 60.35 03:40:01 AM 7 28.45 0.00 1.22 0.52 0.08 69.73 03:41:01 AM all 19.30 0.00 2.95 1.00 0.09 76.67 03:41:01 AM 0 15.11 0.00 2.82 0.34 0.10 81.63 03:41:01 AM 1 14.34 0.00 3.04 1.63 0.10 80.88 03:41:01 AM 2 29.77 0.00 2.98 1.19 0.08 65.98 03:41:01 AM 3 25.70 0.00 4.46 2.12 0.10 67.63 03:41:01 AM 4 20.23 0.00 2.26 0.57 0.07 76.88 03:41:01 AM 5 14.43 0.00 2.00 0.79 0.08 82.68 03:41:01 AM 6 14.66 0.00 2.60 0.82 0.08 81.83 03:41:01 AM 7 20.12 0.00 3.41 0.54 0.08 75.84 Average: all 19.16 0.00 1.96 0.89 0.08 77.91 Average: 0 20.64 0.00 1.97 0.66 0.08 76.65 Average: 1 15.21 0.00 2.34 1.94 0.08 80.43 Average: 2 20.53 0.00 1.79 0.92 0.07 76.69 Average: 3 25.11 0.00 2.76 1.17 0.08 70.88 Average: 4 14.15 0.00 1.43 0.63 0.07 83.73 Average: 5 16.55 0.00 1.40 0.59 0.08 81.38 Average: 6 20.30 0.00 1.88 0.72 0.08 77.02 Average: 7 20.81 0.00 2.12 0.50 0.08 76.48