---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27945 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 8.0G 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 784 5083 4 2367 7157 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:97:61:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80824sec preferred_lft 80824sec inet6 fe80::f816:3eff:fe97:610f/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-27945) 06/17/26 _x86_64_ (2 CPU) 01:58:33 LINUX RESTART (2 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:00 1.31 0.03 1.28 0.00 2.29 15.27 0.17 02:20:00 1.24 0.01 1.23 0.01 0.07 14.63 0.72 02:30:00 1.43 0.00 1.39 0.03 0.00 17.33 1.67 02:40:00 1.53 0.00 1.51 0.02 0.00 18.19 1.35 02:50:00 1.32 0.00 1.31 0.02 0.00 15.19 1.20 03:00:00 1.63 0.00 1.59 0.03 0.00 18.96 1.65 03:10:00 24.62 3.00 19.32 2.30 227.50 3518.18 1234.81 03:20:00 1.43 0.00 1.42 0.00 0.00 53.17 0.03 03:30:00 2.01 0.04 1.69 0.28 1.08 159.83 1861.68 Average: 4.06 0.34 3.42 0.30 25.66 425.64 344.81 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:00 6263348 7541328 278580 3.43 30924 1452304 520724 5.67 451604 1204680 140 02:20:00 6268340 7546868 273112 3.36 31136 1452628 520724 5.67 451676 1205224 128 02:30:00 6260912 7539992 280024 3.44 31344 1452956 520724 5.67 451688 1205760 124 02:40:00 6262764 7542416 277576 3.41 31580 1453292 523140 5.70 452248 1206328 144 02:50:00 6262764 7542956 277036 3.41 31788 1453612 523328 5.70 452484 1206860 144 03:00:00 6257748 7538632 281300 3.46 32004 1454068 523956 5.71 453588 1207404 124 03:10:00 5173612 7378760 388400 4.78 87132 2278156 656132 7.15 629600 2041056 180 03:20:00 5158116 7375320 391876 4.82 87256 2290088 665720 7.25 632152 2053116 1264 03:30:00 5269664 7388540 387576 4.77 87512 2199636 618180 6.73 627928 1962740 67428 Average: 5908585 7488312 315053 3.87 50075 1720749 563625 6.14 511441 1477019 7742 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 1.44 0.05 0.17 0.01 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.38 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.26 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.38 0.09 0.11 0.05 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.26 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.44 0.22 0.13 0.54 0.00 0.00 0.00 0.00 03:10:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:00 ens3 75.96 50.89 316.59 11.77 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 36.02 32.29 7.44 4.26 0.00 0.00 0.00 0.00 03:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 49.04 45.39 27.67 20.95 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 18.24 14.34 39.14 4.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27945) 06/17/26 _x86_64_ (2 CPU) 01:58:33 LINUX RESTART (2 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:00 all 0.27 0.00 0.08 0.06 0.01 99.58 02:10:00 0 0.21 0.00 0.09 0.02 0.01 99.67 02:10:00 1 0.34 0.00 0.07 0.09 0.01 99.48 02:20:00 all 0.25 0.00 0.08 0.02 0.01 99.64 02:20:00 0 0.42 0.00 0.06 0.01 0.01 99.51 02:20:00 1 0.08 0.00 0.10 0.04 0.01 99.77 02:30:00 all 0.30 0.00 0.17 0.01 0.01 99.51 02:30:00 0 0.52 0.00 0.15 0.01 0.01 99.32 02:30:00 1 0.09 0.00 0.19 0.01 0.02 99.70 02:40:00 all 0.29 0.00 0.09 0.01 0.01 99.60 02:40:00 0 0.45 0.00 0.07 0.01 0.01 99.46 02:40:00 1 0.12 0.00 0.10 0.01 0.01 99.75 02:50:00 all 0.25 0.00 0.08 0.01 0.01 99.65 02:50:00 0 0.08 0.00 0.09 0.00 0.01 99.81 02:50:00 1 0.42 0.00 0.07 0.02 0.01 99.48 03:00:00 all 0.29 0.00 0.18 0.01 0.01 99.51 03:00:00 0 0.39 0.00 0.18 0.01 0.01 99.41 03:00:00 1 0.18 0.00 0.17 0.02 0.01 99.62 03:10:00 all 14.60 0.00 1.99 0.79 0.06 82.56 03:10:00 0 12.65 0.00 1.75 0.46 0.05 85.08 03:10:00 1 16.56 0.00 2.23 1.11 0.06 80.03 03:20:00 all 5.98 0.00 0.52 0.01 0.04 93.45 03:20:00 0 4.79 0.00 0.47 0.01 0.04 94.69 03:20:00 1 7.17 0.00 0.57 0.01 0.05 92.21 03:30:00 all 9.50 0.00 0.74 0.02 0.05 89.70 03:30:00 0 6.21 0.00 0.68 0.02 0.04 93.05 03:30:00 1 12.80 0.00 0.80 0.01 0.05 86.34 Average: all 3.51 0.00 0.43 0.10 0.02 95.92 Average: 0 2.85 0.00 0.39 0.06 0.02 96.68 Average: 1 4.18 0.00 0.48 0.15 0.03 95.17