---> uname -a: Linux prd-centos8-docker-8c-8g-6017.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1975 27365 19 2549 29467 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:03:fc:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fe03:fcff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8a:48:04:68 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/25/2026 _x86_64_ (8 CPU) 14:01:19 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 209.21 2.88 206.33 855.58 12994.30 02:04:01 PM 96.95 1.47 95.48 386.87 10328.23 02:05:01 PM 37.95 2.32 35.64 106.50 4152.07 Average: 114.71 2.22 112.49 449.65 9158.13 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 27923548 29878900 4732164 14.49 2688 2271224 2707624 8.03 180360 4073968 210760 02:04:01 PM 27540416 29663012 5115296 15.66 2688 2433500 2785260 8.26 224392 4397904 81176 02:05:01 PM 28060584 30210128 4595128 14.07 2688 2458864 2361308 7.01 456884 3645204 24172 Average: 27841516 29917347 4814196 14.74 2688 2387863 2618064 7.77 287212 4039025 105369 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 259.96 206.28 3643.39 46.21 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 183.12 147.96 1566.90 34.69 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 264.33 166.41 391.87 140.27 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 235.81 173.55 1867.40 73.73 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/25/2026 _x86_64_ (8 CPU) 14:01:19 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 23.52 0.00 1.48 0.56 0.06 74.38 02:03:01 PM 0 16.05 0.00 1.05 0.45 0.07 82.38 02:03:01 PM 1 34.95 0.00 2.52 0.89 0.07 61.58 02:03:01 PM 2 24.41 0.00 1.57 0.52 0.05 73.45 02:03:01 PM 3 20.08 0.00 1.52 0.99 0.10 77.31 02:03:01 PM 4 21.13 0.00 0.87 0.35 0.05 77.60 02:03:01 PM 5 17.61 0.00 1.24 0.57 0.07 80.52 02:03:01 PM 6 24.72 0.00 1.22 0.28 0.07 73.71 02:03:01 PM 7 29.17 0.00 1.82 0.42 0.05 68.54 02:04:01 PM all 41.98 0.00 1.54 0.27 0.09 56.13 02:04:01 PM 0 35.43 0.00 1.69 0.65 0.08 62.15 02:04:01 PM 1 43.98 0.00 1.04 0.22 0.10 54.67 02:04:01 PM 2 44.61 0.00 2.25 0.52 0.10 52.52 02:04:01 PM 3 44.14 0.00 1.27 0.02 0.08 54.49 02:04:01 PM 4 44.83 0.00 1.67 0.23 0.08 53.18 02:04:01 PM 5 42.59 0.00 1.37 0.13 0.08 55.82 02:04:01 PM 6 46.95 0.00 1.87 0.20 0.08 50.89 02:04:01 PM 7 33.28 0.00 1.14 0.18 0.08 65.32 02:05:01 PM all 17.48 0.00 1.04 0.09 0.05 81.34 02:05:01 PM 0 23.09 0.00 0.58 0.00 0.07 76.26 02:05:01 PM 1 32.31 0.00 1.81 0.07 0.05 65.77 02:05:01 PM 2 8.59 0.00 0.72 0.13 0.03 90.53 02:05:01 PM 3 18.29 0.00 0.47 0.02 0.03 81.19 02:05:01 PM 4 8.96 0.00 1.12 0.40 0.05 89.47 02:05:01 PM 5 11.58 0.00 1.39 0.02 0.03 86.98 02:05:01 PM 6 9.33 0.00 0.78 0.03 0.05 89.80 02:05:01 PM 7 27.70 0.00 1.44 0.08 0.05 70.73 Average: all 27.66 0.00 1.35 0.31 0.07 70.62 Average: 0 24.85 0.00 1.11 0.37 0.07 73.60 Average: 1 37.08 0.00 1.79 0.39 0.07 60.67 Average: 2 25.87 0.00 1.51 0.39 0.06 72.17 Average: 3 27.50 0.00 1.09 0.34 0.07 71.00 Average: 4 24.97 0.00 1.22 0.33 0.06 73.42 Average: 5 23.93 0.00 1.33 0.24 0.06 74.44 Average: 6 26.99 0.00 1.29 0.17 0.07 71.47 Average: 7 30.05 0.00 1.46 0.23 0.06 68.20