---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1140 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.1G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 761 5013 4 2457 7180 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c8:a9:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79091sec preferred_lft 79091sec inet6 fe80::f816:3eff:fec8:a9f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1140) 04/08/26 _x86_64_ (2 CPU) 01:48:28 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:13 2.30 0.33 1.95 0.02 39.52 76.29 428.19 02:10:09 14.06 0.02 1.43 12.62 1.26 17.19 109689.83 02:20:14 1.49 0.00 1.47 0.02 0.01 17.92 217.50 02:30:14 1.50 0.00 1.47 0.03 0.00 17.96 436.13 02:40:15 1.40 0.00 1.39 0.02 0.00 16.48 1.09 02:50:16 3.18 1.35 1.79 0.04 98.46 154.84 2.51 03:00:09 23.26 1.71 19.31 2.24 131.69 3010.43 1105.96 03:10:18 1.32 0.00 1.31 0.01 0.00 17.25 0.11 03:20:19 1.28 0.00 1.27 0.01 0.00 148.11 0.48 03:30:20 1.77 0.00 1.73 0.04 0.00 314.20 1.32 03:40:09 1.21 0.00 1.19 0.02 0.00 18.47 0.53 03:50:01 6.33 0.08 4.69 1.56 6.22 794.43 3022.45 Average: 4.90 0.29 3.23 1.38 23.04 380.33 9526.27 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:13 6241308 7516740 302884 3.72 30780 1450200 719632 7.84 463244 1199888 132 02:10:09 6248536 7524900 294820 3.63 31000 1450888 521584 5.68 457856 1200456 132 02:20:14 6248284 7525240 294548 3.62 31268 1451212 520104 5.66 456680 1201048 132 02:30:14 6253084 7530612 289092 3.55 31492 1451540 520104 5.66 456736 1201600 188 02:40:15 6252860 7531052 288652 3.55 31692 1451996 520128 5.67 456940 1202128 132 02:50:16 6026404 7427100 385452 4.74 40588 1559812 601832 6.56 567416 1305540 53804 03:00:09 5122148 7232080 539172 6.63 85220 2189124 764248 8.32 738404 1947108 132 03:10:18 5103420 7213876 557428 6.85 85336 2189544 769028 8.38 742392 1947644 260 03:20:19 5099136 7250036 521152 6.41 85488 2229724 786108 8.56 743268 1987976 264 03:30:20 4898076 7139016 630764 7.76 85700 2318384 884808 9.64 841776 2076668 96 03:40:09 4827116 7069588 700216 8.61 85864 2319680 954688 10.40 912292 2078180 256 03:50:01 5193152 7410304 367276 4.52 88760 2298540 589040 6.42 589656 2058316 28192 Average: 5626127 7364212 430955 5.30 59432 1863387 679275 7.40 618888 1617213 6977 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 1.45 0.24 3.11 0.05 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 0.84 0.05 8.06 0.02 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.23 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 0.29 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:16 ens3 19.20 9.65 66.58 4.39 0.00 0.00 0.00 0.00 03:00:09 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:09 ens3 67.29 49.98 626.15 8.28 0.00 0.00 0.00 0.00 03:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:18 ens3 35.07 32.52 525.74 2.14 0.00 0.00 0.00 0.00 03:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:19 ens3 76.24 72.78 1205.71 4.78 0.00 0.00 0.00 0.00 03:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:20 ens3 24.89 23.11 383.20 1.59 0.00 0.00 0.00 0.00 03:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:09 ens3 20.47 19.61 325.87 1.33 0.00 0.00 0.00 0.00 03:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:50:01 ens3 33.18 26.92 295.23 21.04 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 23.21 19.53 286.16 3.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1140) 04/08/26 _x86_64_ (2 CPU) 01:48:28 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:13 all 0.38 0.00 0.20 0.06 0.03 99.33 02:00:13 0 0.53 0.00 0.19 0.05 0.02 99.21 02:00:13 1 0.23 0.00 0.22 0.07 0.03 99.45 02:10:09 all 0.23 0.00 0.09 0.04 0.02 99.61 02:10:09 0 0.38 0.00 0.07 0.01 0.02 99.53 02:10:09 1 0.09 0.00 0.12 0.08 0.03 99.69 02:20:14 all 0.26 0.00 0.09 1.34 0.03 98.28 02:20:14 0 0.17 0.00 0.09 2.68 0.02 97.05 02:20:14 1 0.35 0.00 0.09 0.01 0.03 99.52 02:30:14 all 0.26 0.00 0.16 0.06 0.03 99.50 02:30:14 0 0.13 0.00 0.16 0.08 0.03 99.61 02:30:14 1 0.40 0.00 0.15 0.04 0.02 99.39 02:40:15 all 0.23 0.00 0.07 0.01 0.03 99.65 02:40:15 0 0.22 0.00 0.07 0.02 0.02 99.67 02:40:15 1 0.25 0.00 0.08 0.01 0.03 99.64 02:50:16 all 1.28 0.00 0.26 0.17 0.03 98.25 02:50:16 0 0.84 0.00 0.19 0.19 0.03 98.75 02:50:16 1 1.73 0.00 0.34 0.15 0.03 97.76 03:00:09 all 10.41 0.00 1.79 1.46 0.06 86.27 03:00:09 0 9.34 0.00 1.74 1.10 0.06 87.76 03:00:09 1 11.47 0.00 1.84 1.83 0.07 84.79 03:10:18 all 0.66 0.00 0.28 0.01 0.05 99.00 03:10:18 0 0.65 0.00 0.31 0.01 0.06 98.97 03:10:18 1 0.66 0.00 0.25 0.01 0.04 99.03 03:20:19 all 1.09 0.00 0.57 0.03 0.06 98.26 03:20:19 0 0.86 0.00 0.52 0.03 0.06 98.53 03:20:19 1 1.32 0.00 0.62 0.02 0.05 97.98 03:30:20 all 0.83 0.00 0.29 0.03 0.06 98.79 03:30:20 0 0.82 0.00 0.25 0.01 0.05 98.88 03:30:20 1 0.83 0.00 0.33 0.06 0.07 98.71 03:40:09 all 0.60 0.00 0.23 0.01 0.06 99.10 03:40:09 0 0.72 0.00 0.32 0.01 0.06 98.89 03:40:09 1 0.48 0.00 0.14 0.01 0.06 99.32 03:40:09 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 5.29 0.00 0.73 0.55 0.06 93.37 03:50:01 0 5.00 0.00 0.68 0.76 0.05 93.51 03:50:01 1 5.57 0.00 0.79 0.35 0.07 93.22 Average: all 1.78 0.00 0.40 0.31 0.04 97.47 Average: 0 1.62 0.00 0.38 0.41 0.04 97.55 Average: 1 1.93 0.00 0.41 0.22 0.04 97.40