---> uname -a: Linux prd-centos8-docker-8c-8g-3519.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1069 27059 20 3759 30354 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:5d:3b:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.193/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe5d:3b73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ff:29:27:a3 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:ffff:fe29:27a3/64 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) 09/20/2026 _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 157.00 14.48 142.52 3118.56 10600.60 05:14:01 PM 433.07 5.55 427.52 1231.72 16528.44 05:15:01 PM 255.83 2.50 253.33 396.93 44470.41 Average: 281.97 7.51 274.46 1582.41 23866.48 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29024380 31015556 3628992 11.11 2688 2307812 1830984 5.43 161328 2997508 215228 05:14:01 PM 27681484 30126804 4971888 15.23 2688 2751496 2241188 6.65 273904 4180312 247648 05:15:01 PM 25742056 29038440 6911316 21.17 2688 3591028 3267852 9.70 637676 5708744 74968 Average: 27482640 30060267 5170732 15.84 2688 2883445 2446675 7.26 357636 4295521 179281 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 169.63 125.42 1933.59 37.73 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 518.08 465.88 6361.24 63.12 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 505.18 442.97 6265.65 791.85 0.00 0.00 0.00 0.00 05:15:01 PM docker0 11.25 23.01 0.75 261.87 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 397.63 344.76 4853.49 297.57 0.00 0.00 0.00 0.00 Average: docker0 3.75 7.67 0.25 87.29 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) 09/20/2026 _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 10.69 0.00 1.13 0.41 0.01 87.76 05:13:01 PM 0 4.95 0.00 0.90 0.72 0.00 93.42 05:13:01 PM 1 6.62 0.00 0.82 0.23 0.02 92.31 05:13:01 PM 2 9.87 0.00 1.12 0.67 0.00 88.35 05:13:01 PM 3 12.60 0.00 1.35 0.38 0.02 85.64 05:13:01 PM 4 23.29 0.00 1.90 0.47 0.00 74.34 05:13:01 PM 5 8.57 0.00 0.89 0.18 0.00 90.36 05:13:01 PM 6 10.31 0.00 1.12 0.42 0.02 88.14 05:13:01 PM 7 9.31 0.00 0.92 0.22 0.02 89.54 05:14:01 PM all 25.68 0.00 1.81 1.19 0.01 71.30 05:14:01 PM 0 28.02 0.00 2.18 2.09 0.02 67.70 05:14:01 PM 1 20.69 0.00 2.28 1.41 0.00 75.62 05:14:01 PM 2 22.88 0.00 1.67 0.70 0.02 74.73 05:14:01 PM 3 31.87 0.00 1.26 0.52 0.02 66.34 05:14:01 PM 4 17.92 0.00 2.33 2.86 0.02 76.87 05:14:01 PM 5 15.38 0.00 1.52 0.45 0.02 82.63 05:14:01 PM 6 35.26 0.00 1.64 0.89 0.02 62.20 05:14:01 PM 7 33.41 0.00 1.64 0.64 0.00 64.32 05:15:01 PM all 21.50 0.00 3.30 0.83 0.01 74.36 05:15:01 PM 0 15.75 0.00 2.87 0.25 0.02 81.11 05:15:01 PM 1 17.12 0.00 3.12 2.22 0.02 77.53 05:15:01 PM 2 28.99 0.00 2.93 0.62 0.02 67.45 05:15:01 PM 3 18.60 0.00 3.29 0.78 0.00 77.33 05:15:01 PM 4 26.80 0.00 3.74 0.77 0.00 68.68 05:15:01 PM 5 20.87 0.00 3.60 1.04 0.03 74.45 05:15:01 PM 6 21.76 0.00 3.89 0.59 0.02 73.74 05:15:01 PM 7 22.13 0.00 2.97 0.32 0.02 74.57 Average: all 19.28 0.00 2.08 0.81 0.01 77.82 Average: 0 16.24 0.00 1.98 1.02 0.01 80.74 Average: 1 14.80 0.00 2.07 1.29 0.01 81.84 Average: 2 20.56 0.00 1.90 0.66 0.01 76.87 Average: 3 21.02 0.00 1.96 0.56 0.01 76.45 Average: 4 22.67 0.00 2.66 1.36 0.01 73.30 Average: 5 14.92 0.00 2.00 0.56 0.02 82.50 Average: 6 22.43 0.00 2.21 0.63 0.02 74.71 Average: 7 21.60 0.00 1.84 0.39 0.01 76.16