---> uname -a: Linux prd-centos8-docker-8c-8g-12643.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 25M 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 1044 26989 27 3853 30369 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:44:fd:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.164/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe44:fdc3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:f6:ee:38 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:fef6:ee38/64 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) 07/27/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 208.83 14.45 194.38 3118.15 13852.69 03:40:01 AM 446.70 5.51 441.19 1231.06 16350.58 03:41:01 AM 277.87 3.05 274.83 456.51 45322.58 Average: 311.14 7.67 303.47 1601.82 25175.91 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28758632 30808140 3894740 11.93 2688 2371628 1860452 5.52 166984 3246944 193812 03:40:01 AM 27818672 30275720 4834700 14.81 2688 2770304 2162284 6.42 387624 3933712 187064 03:41:01 AM 27677464 31126676 4975908 15.24 2688 3748452 1497352 4.44 652472 3761008 133608 Average: 28084923 30736845 4568449 13.99 2688 2963461 1840029 5.46 402360 3647221 171495 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 230.56 188.87 2762.75 48.44 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 467.41 383.94 5687.40 52.66 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 608.58 501.22 7141.58 1371.45 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.75 14.53 0.56 308.10 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 435.53 358.02 5197.38 490.88 0.00 0.00 0.00 0.00 Average: docker0 3.25 4.84 0.19 102.71 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) 07/27/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.04 0.00 1.20 0.64 0.07 86.05 03:39:01 AM 0 7.82 0.00 0.99 0.50 0.08 90.61 03:39:01 AM 1 15.58 0.00 1.72 0.93 0.08 81.69 03:39:01 AM 2 32.84 0.00 1.99 0.42 0.08 64.67 03:39:01 AM 3 4.43 0.00 0.58 0.27 0.07 94.66 03:39:01 AM 4 8.76 0.00 1.09 0.59 0.05 89.52 03:39:01 AM 5 9.94 0.00 1.34 1.25 0.08 87.39 03:39:01 AM 6 13.04 0.00 1.22 0.87 0.03 84.84 03:39:01 AM 7 3.88 0.00 0.65 0.30 0.08 95.08 03:40:01 AM all 28.26 0.00 1.76 1.04 0.08 68.85 03:40:01 AM 0 33.50 0.00 1.71 0.77 0.08 63.93 03:40:01 AM 1 22.27 0.00 1.54 0.72 0.08 75.38 03:40:01 AM 2 41.20 0.00 2.00 0.94 0.10 55.76 03:40:01 AM 3 20.16 0.00 1.39 0.81 0.07 77.57 03:40:01 AM 4 27.18 0.00 2.73 3.13 0.07 66.89 03:40:01 AM 5 27.82 0.00 1.02 0.65 0.07 70.44 03:40:01 AM 6 29.69 0.00 2.35 0.99 0.08 66.88 03:40:01 AM 7 24.28 0.00 1.36 0.34 0.08 73.95 03:41:01 AM all 16.76 0.00 2.88 1.12 0.08 79.15 03:41:01 AM 0 19.75 0.00 3.32 0.62 0.08 76.22 03:41:01 AM 1 15.23 0.00 2.62 1.19 0.08 80.87 03:41:01 AM 2 19.28 0.00 2.81 1.28 0.08 76.54 03:41:01 AM 3 16.58 0.00 2.88 1.63 0.12 78.80 03:41:01 AM 4 15.28 0.00 3.09 1.13 0.08 80.42 03:41:01 AM 5 16.89 0.00 2.60 0.81 0.08 79.62 03:41:01 AM 6 17.31 0.00 3.04 0.86 0.07 78.73 03:41:01 AM 7 13.80 0.00 2.69 1.45 0.07 82.00 Average: all 19.01 0.00 1.95 0.93 0.08 78.03 Average: 0 20.34 0.00 2.00 0.63 0.08 76.94 Average: 1 17.69 0.00 1.96 0.95 0.08 79.32 Average: 2 31.13 0.00 2.26 0.88 0.09 65.64 Average: 3 13.71 0.00 1.61 0.90 0.08 83.69 Average: 4 17.06 0.00 2.30 1.61 0.07 78.95 Average: 5 18.21 0.00 1.65 0.90 0.08 79.15 Average: 6 20.01 0.00 2.20 0.90 0.06 76.83 Average: 7 13.98 0.00 1.56 0.69 0.08 83.69