---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39063 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 21% / 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 779 5166 4 2289 7162 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:37:f9:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80271sec preferred_lft 80271sec inet6 fe80::f816:3eff:fe37:f9f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39063) 07/26/26 _x86_64_ (2 CPU) 02:37:08 LINUX RESTART (2 CPU) 02:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:10 1.35 0.03 1.32 0.00 1.24 15.80 0.12 03:00:10 1.56 0.01 1.53 0.02 0.05 19.31 654.74 03:10:10 1.98 0.26 1.70 0.03 32.03 77.93 1.19 03:20:10 1.32 0.00 1.32 0.00 0.01 15.81 0.00 03:30:10 1.47 0.00 1.46 0.01 0.00 18.09 653.37 03:40:10 1.61 0.25 1.36 0.00 8.68 32.75 0.00 03:50:10 38.16 2.61 19.68 15.87 217.16 3533.71 107054.99 04:00:10 1.44 0.00 1.43 0.01 0.00 18.07 0.23 04:10:10 1.24 0.00 1.24 0.00 0.00 15.36 0.00 Average: 5.57 0.35 3.45 1.77 28.80 416.31 12040.32 02:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:10 6276652 7528860 292012 3.59 30740 1427360 524048 5.71 446600 1187624 176 03:00:10 6274652 7527488 293252 3.61 30996 1427688 524112 5.71 446760 1188208 224 03:10:10 6239932 7520444 299792 3.69 31396 1454592 524112 5.71 456008 1206436 188 03:20:10 6239428 7520444 299748 3.69 31564 1454924 524268 5.71 456064 1206928 172 03:30:10 6237476 7519164 300936 3.70 31760 1455376 524404 5.71 456508 1207448 288 03:40:10 6235560 7525536 294448 3.62 31968 1463376 529764 5.77 463472 1214828 260 03:50:10 5162632 7386020 380340 4.68 87612 2295432 643792 7.01 612768 2057776 132 04:00:10 5149840 7373720 392528 4.83 87752 2295788 643788 7.01 612784 2058272 328 04:10:10 5148580 7372932 393344 4.84 87876 2296136 643788 7.01 612896 2058744 164 Average: 5884972 7474956 327378 4.03 50185 1730075 564675 6.15 507096 1487363 215 02:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:10 ens3 1.29 0.09 0.26 0.04 0.00 0.00 0.00 0.00 03:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:10 ens3 0.54 0.09 0.10 0.06 0.00 0.00 0.00 0.00 03:10:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:10:10 ens3 0.92 0.47 3.26 0.04 0.00 0.00 0.00 0.00 03:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:10 ens3 0.29 0.04 0.05 0.01 0.00 0.00 0.00 0.00 03:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:10 ens3 0.38 0.08 0.12 0.06 0.00 0.00 0.00 0.00 03:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:10 ens3 5.12 2.31 10.06 1.22 0.00 0.00 0.00 0.00 03:50:10 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:50:10 ens3 49.47 34.88 314.04 8.39 0.00 0.00 0.00 0.00 04:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:10 ens3 0.84 0.31 0.16 0.06 0.00 0.00 0.00 0.00 04:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:10 ens3 0.29 0.15 0.05 0.03 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 6.57 4.27 36.46 1.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39063) 07/26/26 _x86_64_ (2 CPU) 02:37:08 LINUX RESTART (2 CPU) 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:10 all 0.30 0.00 0.10 0.03 0.02 99.55 02:50:10 0 0.49 0.00 0.07 0.02 0.01 99.40 02:50:10 1 0.12 0.00 0.13 0.03 0.02 99.70 03:00:10 all 0.28 0.00 0.18 0.03 0.02 99.50 03:00:10 0 0.34 0.00 0.19 0.04 0.02 99.42 03:00:10 1 0.22 0.00 0.17 0.02 0.02 99.58 03:10:10 all 0.38 0.00 0.11 0.03 0.02 99.46 03:10:10 0 0.46 0.00 0.13 0.05 0.02 99.34 03:10:10 1 0.30 0.00 0.09 0.00 0.02 99.59 03:20:10 all 0.23 0.00 0.09 0.01 0.02 99.65 03:20:10 0 0.31 0.00 0.08 0.02 0.02 99.58 03:20:10 1 0.16 0.00 0.10 0.01 0.02 99.72 03:30:10 all 0.31 0.00 0.18 0.01 0.02 99.48 03:30:10 0 0.26 0.00 0.18 0.02 0.02 99.52 03:30:10 1 0.37 0.00 0.18 0.00 0.02 99.44 03:40:10 all 0.40 0.00 0.09 0.01 0.02 99.47 03:40:10 0 0.51 0.00 0.08 0.01 0.02 99.38 03:40:10 1 0.30 0.00 0.10 0.01 0.02 99.57 03:50:10 all 12.44 0.00 1.82 0.87 0.05 84.82 03:50:10 0 9.05 0.00 1.54 0.96 0.04 88.42 03:50:10 1 15.85 0.00 2.11 0.78 0.06 81.21 04:00:10 all 0.40 0.00 0.23 0.01 0.02 99.33 04:00:10 0 0.43 0.00 0.21 0.01 0.02 99.32 04:00:10 1 0.37 0.00 0.25 0.01 0.03 99.34 04:10:10 all 0.40 0.00 0.13 0.01 0.02 99.44 04:10:10 0 0.31 0.00 0.18 0.01 0.04 99.46 04:10:10 1 0.49 0.00 0.08 0.00 0.01 99.42 Average: all 1.68 0.00 0.33 0.11 0.02 97.86 Average: 0 1.35 0.00 0.30 0.13 0.02 98.20 Average: 1 2.01 0.00 0.36 0.10 0.02 97.51