---> uname -a: Linux prd-centos8-docker-8c-8g-20147.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: 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 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: 31890 1096 26956 19 3837 30320 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:e1:d7:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fee1:d7cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:fd:86:42 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::42:96ff:fefd:8642/64 scope link 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) 02/25/2026 _x86_64_ (8 CPU) 16:06:54 LINUX RESTART (8 CPU) 04:07:01 PM tps rtps wtps bread/s bwrtn/s 04:08:01 PM 250.63 134.79 115.84 13752.88 39973.73 04:09:01 PM 151.13 13.80 137.34 2933.02 10271.59 04:10:01 PM 206.47 5.43 201.03 1283.39 10067.41 04:11:01 PM 72.46 0.02 72.44 0.27 8385.72 04:12:01 PM 113.53 0.50 113.03 497.83 51741.54 04:13:01 PM 32.32 0.08 32.24 2.80 545.77 04:14:01 PM 17.06 0.48 16.58 21.46 447.30 04:15:01 PM 17.93 0.45 17.48 63.86 829.48 Average: 107.69 19.44 88.25 2319.51 15283.23 04:07:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:08:01 PM 29753060 31225344 2902652 8.89 2688 1806796 1518480 4.51 147564 2368456 59532 04:09:01 PM 29187408 31045632 3468304 10.62 2688 2176196 1795492 5.33 160104 2849808 101952 04:10:01 PM 27992296 30211104 4663416 14.28 2688 2530088 2267612 6.73 258892 3915052 180500 04:11:01 PM 27144620 29434300 5511092 16.88 2688 2598100 2908568 8.63 281628 4727992 15692 04:12:01 PM 25267716 28693040 7387996 22.62 2688 3708476 3811244 11.31 372240 6412180 68 04:13:01 PM 24585120 28022904 8070592 24.71 2688 3720156 5203580 15.44 440680 7018924 340 04:14:01 PM 24802796 28239200 7852916 24.05 2688 3718964 3795868 11.26 443976 6801536 76 04:15:01 PM 27647944 31090984 5007768 15.34 2688 3725376 1522420 4.52 617512 3794852 23084 Average: 27047620 29745314 5608092 17.17 2688 2998019 2852908 8.46 340324 4736100 47656 04:07:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 PM eth0 423.76 276.14 1250.79 76.07 0.00 0.00 0.00 0.00 04:08:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 PM eth0 126.51 92.19 1146.19 16.65 0.00 0.00 0.00 0.00 04:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM eth0 366.69 292.65 4956.42 40.29 0.00 0.00 0.00 0.00 04:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM eth0 178.14 154.95 937.47 41.34 0.00 0.00 0.00 0.00 04:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 PM eth0 305.30 193.57 9491.45 13.84 0.00 0.00 0.00 0.00 04:12:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:12:01 PM vethce6d2a4 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 04:13:01 PM lo 31.07 31.07 3.02 3.02 0.00 0.00 0.00 0.00 04:13:01 PM eth0 99.60 79.64 31.18 30.58 0.00 0.00 0.00 0.00 04:13:01 PM docker0 9.23 10.68 1.29 1.34 0.00 0.00 0.00 0.00 04:13:01 PM vethbefc27e 1.58 2.32 0.29 0.36 0.00 0.00 0.00 0.00 04:14:01 PM lo 71.69 71.69 4.20 4.20 0.00 0.00 0.00 0.00 04:14:01 PM eth0 359.06 241.44 98.04 99.27 0.00 0.00 0.00 0.00 04:14:01 PM docker0 3.62 3.85 0.61 0.52 0.00 0.00 0.00 0.00 04:15:01 PM lo 50.39 50.39 2.46 2.46 0.00 0.00 0.00 0.00 04:15:01 PM eth0 304.53 215.68 90.23 81.34 0.00 0.00 0.00 0.00 04:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.14 19.14 1.21 1.21 0.00 0.00 0.00 0.00 Average: eth0 270.45 193.28 2250.21 49.92 0.00 0.00 0.00 0.00 Average: docker0 1.61 1.83 0.24 0.23 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) 02/25/2026 _x86_64_ (8 CPU) 16:06:54 LINUX RESTART (8 CPU) 04:07:01 PM CPU %user %nice %system %iowait %steal %idle 04:08:01 PM all 11.54 0.00 2.87 4.81 0.07 80.72 04:08:01 PM 0 7.93 0.00 2.48 1.15 0.07 88.37 04:08:01 PM 1 17.22 0.00 3.21 2.00 0.08 77.49 04:08:01 PM 2 11.69 0.00 2.38 1.17 0.07 84.69 04:08:01 PM 3 9.15 0.00 3.00 5.38 0.07 82.41 04:08:01 PM 4 20.63 0.00 2.76 6.17 0.07 70.37 04:08:01 PM 5 8.89 0.00 3.00 4.83 0.05 83.24 04:08:01 PM 6 9.57 0.00 3.09 10.59 0.05 76.70 04:08:01 PM 7 7.13 0.00 3.01 6.95 0.08 82.83 04:09:01 PM all 8.16 0.00 0.82 3.35 0.04 87.62 04:09:01 PM 0 11.25 0.00 1.02 3.14 0.07 84.53 04:09:01 PM 1 7.69 0.00 0.90 8.94 0.03 82.43 04:09:01 PM 2 4.83 0.00 0.80 3.63 0.05 90.69 04:09:01 PM 3 10.47 0.00 0.80 3.71 0.05 84.97 04:09:01 PM 4 12.09 0.00 1.10 2.25 0.05 84.51 04:09:01 PM 5 5.99 0.00 0.58 2.89 0.03 90.50 04:09:01 PM 6 9.26 0.00 0.93 0.60 0.03 89.18 04:09:01 PM 7 3.71 0.00 0.40 1.66 0.03 94.20 04:10:01 PM all 30.53 0.00 1.21 1.88 0.09 66.30 04:10:01 PM 0 21.88 0.00 1.00 1.30 0.07 75.74 04:10:01 PM 1 19.64 0.00 1.29 3.18 0.10 75.79 04:10:01 PM 2 23.49 0.00 1.05 2.86 0.10 72.49 04:10:01 PM 3 45.45 0.00 1.59 0.45 0.10 52.41 04:10:01 PM 4 28.08 0.00 0.89 1.45 0.08 69.50 04:10:01 PM 5 35.24 0.00 1.10 0.77 0.08 62.80 04:10:01 PM 6 31.87 0.00 1.09 2.53 0.08 64.44 04:10:01 PM 7 38.54 0.00 1.64 2.47 0.12 57.23 04:11:01 PM all 24.17 0.00 0.78 1.17 0.06 73.82 04:11:01 PM 0 23.41 0.00 0.65 0.00 0.07 75.88 04:11:01 PM 1 21.81 0.00 1.10 2.19 0.05 74.85 04:11:01 PM 2 9.40 0.00 0.85 1.09 0.07 88.60 04:11:01 PM 3 24.04 0.00 0.48 0.83 0.05 74.59 04:11:01 PM 4 40.61 0.00 1.00 0.15 0.05 58.19 04:11:01 PM 5 28.30 0.00 1.44 1.47 0.07 68.72 04:11:01 PM 6 36.12 0.00 0.32 0.87 0.07 62.63 04:11:01 PM 7 9.61 0.00 0.40 2.74 0.05 87.19 04:12:01 PM all 20.19 0.00 2.30 3.16 0.06 74.29 04:12:01 PM 0 21.12 0.00 1.85 0.42 0.07 76.54 04:12:01 PM 1 19.13 0.00 2.24 5.26 0.07 73.31 04:12:01 PM 2 13.41 0.00 2.69 9.86 0.05 73.99 04:12:01 PM 3 22.79 0.00 1.90 3.47 0.07 71.78 04:12:01 PM 4 42.35 0.00 2.50 1.51 0.07 53.56 04:12:01 PM 5 12.63 0.00 2.85 3.49 0.05 80.99 04:12:01 PM 6 19.13 0.00 2.44 0.91 0.05 77.47 04:12:01 PM 7 10.94 0.00 1.97 0.34 0.07 86.69 04:13:01 PM all 23.77 0.00 1.93 0.06 0.09 74.15 04:13:01 PM 0 48.12 0.00 2.67 0.03 0.10 49.07 04:13:01 PM 1 19.67 0.00 2.06 0.15 0.08 78.04 04:13:01 PM 2 15.81 0.00 1.89 0.05 0.10 82.14 04:13:01 PM 3 20.00 0.00 1.79 0.08 0.10 78.02 04:13:01 PM 4 25.36 0.00 1.64 0.02 0.08 72.90 04:13:01 PM 5 22.66 0.00 1.84 0.07 0.10 75.34 04:13:01 PM 6 21.31 0.00 1.86 0.03 0.07 76.73 04:13:01 PM 7 17.22 0.00 1.67 0.03 0.07 81.01 04:14:01 PM all 10.47 0.00 1.48 0.04 0.09 87.92 04:14:01 PM 0 11.29 0.00 1.25 0.00 0.08 87.37 04:14:01 PM 1 13.12 0.00 1.76 0.03 0.10 84.98 04:14:01 PM 2 9.38 0.00 1.26 0.02 0.08 89.27 04:14:01 PM 3 7.80 0.00 1.54 0.02 0.10 90.55 04:14:01 PM 4 10.90 0.00 1.04 0.02 0.08 87.97 04:14:01 PM 5 9.63 0.00 1.96 0.17 0.07 88.18 04:14:01 PM 6 5.42 0.00 1.44 0.07 0.12 92.95 04:14:01 PM 7 16.23 0.00 1.57 0.03 0.08 82.08 04:15:01 PM all 4.35 0.00 0.93 0.10 0.06 94.56 04:15:01 PM 0 2.27 0.00 0.48 0.02 0.07 97.16 04:15:01 PM 1 7.69 0.00 1.55 0.08 0.08 90.59 04:15:01 PM 2 1.91 0.00 0.80 0.05 0.07 97.17 04:15:01 PM 3 4.20 0.00 0.94 0.47 0.07 94.33 04:15:01 PM 4 2.96 0.00 0.67 0.03 0.05 96.29 04:15:01 PM 5 7.38 0.00 1.05 0.08 0.07 91.42 04:15:01 PM 6 4.09 0.00 1.35 0.05 0.07 94.44 04:15:01 PM 7 4.28 0.00 0.60 0.00 0.03 95.08 Average: all 16.66 0.00 1.54 1.82 0.07 79.92 Average: 0 18.44 0.00 1.42 0.76 0.07 79.31 Average: 1 15.74 0.00 1.76 2.73 0.08 79.69 Average: 2 11.23 0.00 1.46 2.34 0.07 84.89 Average: 3 17.99 0.00 1.50 1.80 0.08 78.63 Average: 4 22.86 0.00 1.45 1.45 0.07 74.17 Average: 5 16.34 0.00 1.73 1.72 0.06 80.15 Average: 6 17.10 0.00 1.56 1.95 0.07 79.32 Average: 7 13.50 0.00 1.41 1.78 0.07 83.24