---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37121 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: 5599.94 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 762 5189 4 2283 7179 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:ec:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80814sec preferred_lft 80814sec inet6 fe80::f816:3eff:fe37:ec43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37121) 07/19/26 _x86_64_ (2 CPU) 04:37:53 LINUX RESTART (2 CPU) 04:40:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:01 1.24 0.03 1.21 0.01 1.30 14.79 0.63 05:00:28 1.94 0.25 1.65 0.04 30.66 75.05 417.77 05:10:28 1.22 0.00 1.21 0.01 0.00 14.37 0.96 05:20:01 1.30 0.00 1.29 0.00 0.01 14.81 0.00 05:30:28 1.48 0.00 1.46 0.01 0.00 17.45 416.65 05:40:11 1.83 0.41 1.42 0.00 16.25 48.82 0.00 05:50:01 23.12 2.50 18.27 2.36 213.40 3545.66 680.56 06:00:28 14.42 0.00 1.48 12.93 0.14 19.24 101848.27 06:10:17 4.32 0.08 3.27 0.97 5.89 138.51 1864.91 Average: 5.69 0.36 3.45 1.88 29.50 426.52 12228.96 04:40:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 6279096 7526316 293804 3.61 30576 1422528 536944 5.85 451084 1183412 160 05:00:28 6243424 7518360 301204 3.70 31008 1449408 537016 5.85 460944 1201648 124 05:10:28 6250256 7525716 293868 3.61 31208 1449740 537016 5.85 461004 1202172 184 05:20:01 6250004 7525956 293636 3.61 31364 1450060 537284 5.85 461452 1202656 264 05:30:28 6268252 7544728 274884 3.38 31540 1450396 537348 5.85 461656 1203168 124 05:40:11 6233324 7524964 294308 3.62 31836 1465200 552244 6.02 484408 1216616 268 05:50:01 5199664 7417516 348388 4.28 87476 2290000 628024 6.84 585960 2053020 120 06:00:28 5181200 7399664 366228 4.50 87656 2290424 628240 6.84 586056 2053596 220 06:10:17 5396828 7426744 348488 4.29 89432 2108452 597360 6.51 581824 1871888 25096 Average: 5922450 7489996 312756 3.85 50233 1708468 565720 6.16 503821 1465353 2951 04:40:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 1.05 0.10 0.27 0.06 0.00 0.00 0.00 0.00 05:00:28 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:00:28 ens3 0.89 0.29 3.21 0.11 0.00 0.00 0.00 0.00 05:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:28 ens3 0.97 0.03 0.09 0.01 0.00 0.00 0.00 0.00 05:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:01 ens3 0.68 0.21 0.67 0.55 0.00 0.00 0.00 0.00 05:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:28 ens3 0.28 0.04 0.06 0.03 0.00 0.00 0.00 0.00 05:40:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 05:40:11 ens3 9.85 4.93 20.55 2.72 0.00 0.00 0.00 0.00 05:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 05:50:01 ens3 56.00 39.15 310.63 8.58 0.00 0.00 0.00 0.00 06:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:28 ens3 1.23 0.22 0.19 0.06 0.00 0.00 0.00 0.00 06:10:17 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 06:10:17 ens3 7.23 5.16 8.75 2.54 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.56 5.49 37.71 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37121) 07/19/26 _x86_64_ (2 CPU) 04:37:53 LINUX RESTART (2 CPU) 04:40:28 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 0.33 0.00 0.08 0.01 0.03 99.54 04:50:01 0 0.38 0.00 0.09 0.01 0.04 99.49 04:50:01 1 0.29 0.00 0.08 0.01 0.03 99.60 05:00:28 all 0.43 0.00 0.18 0.03 0.03 99.34 05:00:28 0 0.40 0.00 0.18 0.02 0.03 99.38 05:00:28 1 0.46 0.00 0.18 0.03 0.03 99.29 05:10:28 all 0.30 0.00 0.08 0.04 0.02 99.56 05:10:28 0 0.09 0.00 0.09 0.02 0.03 99.78 05:10:28 1 0.50 0.00 0.07 0.07 0.02 99.34 05:20:01 all 0.26 0.00 0.08 0.04 0.02 99.61 05:20:01 0 0.08 0.00 0.09 0.03 0.02 99.78 05:20:01 1 0.44 0.00 0.07 0.04 0.02 99.43 05:30:28 all 0.28 0.00 0.15 0.01 0.03 99.53 05:30:28 0 0.22 0.00 0.14 0.00 0.02 99.60 05:30:28 1 0.34 0.00 0.15 0.01 0.04 99.46 05:40:11 all 0.55 0.00 0.10 0.01 0.01 99.33 05:40:11 0 0.37 0.00 0.12 0.01 0.02 99.48 05:40:11 1 0.72 0.00 0.07 0.02 0.01 99.18 05:50:01 all 12.94 0.00 1.89 0.86 0.07 84.24 05:50:01 0 6.31 0.00 1.35 0.37 0.05 91.92 05:50:01 1 19.58 0.00 2.42 1.35 0.08 76.56 06:00:28 all 0.51 0.00 0.25 0.36 0.68 98.20 06:00:28 0 0.58 0.00 0.23 0.13 0.81 98.24 06:00:28 1 0.44 0.00 0.27 0.59 0.55 98.15 06:10:17 all 2.90 0.00 0.41 0.05 0.04 96.60 06:10:17 0 3.13 0.00 0.38 0.05 0.03 96.42 06:10:17 1 2.67 0.00 0.44 0.06 0.06 96.77 Average: all 2.03 0.00 0.35 0.16 0.11 97.35 Average: 0 1.27 0.00 0.30 0.07 0.12 98.24 Average: 1 2.79 0.00 0.41 0.24 0.10 96.46