---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39039 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: 5600.00 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 755 5112 4 2367 7186 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:a8:6f:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78668sec preferred_lft 78668sec inet6 fe80::f816:3eff:fea8:6f4c/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-39039) 07/26/26 _x86_64_ (2 CPU) 01:22:12 LINUX RESTART (2 CPU) 01:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:40:01 1.48 0.04 1.44 0.01 3.27 24.61 0.33 01:50:02 1.21 0.00 1.20 0.02 0.00 14.56 1.20 02:00:01 14.00 0.00 1.38 12.62 0.15 17.74 110317.93 02:10:02 1.20 0.00 1.18 0.02 0.00 14.70 1.32 02:20:00 1.38 0.00 1.35 0.02 0.01 17.13 219.85 02:30:00 1.35 0.00 1.32 0.03 0.00 17.40 870.64 02:40:01 23.63 2.85 18.45 2.33 224.31 3517.00 537.74 02:50:00 1.28 0.00 1.28 0.00 0.00 21.87 0.05 03:00:00 1.54 0.00 1.52 0.02 0.00 22.62 0.25 03:10:01 1.38 0.00 1.38 0.00 0.00 137.53 395.37 03:20:02 1.38 0.00 1.37 0.01 0.00 31.66 0.48 03:30:02 3.59 0.04 2.78 0.77 1.08 119.67 1604.83 Average: 4.45 0.24 2.89 1.32 19.08 329.97 9471.51 01:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:40:01 6261876 7537404 282644 3.48 30880 1450172 525432 5.72 460244 1201316 132 01:50:02 6261404 7537496 282572 3.47 31096 1450508 525616 5.72 460408 1201868 184 02:00:01 6260968 7537692 282156 3.47 31324 1450880 525640 5.73 460476 1202440 128 02:10:02 6260968 7538356 281488 3.46 31532 1451332 525700 5.73 460780 1202972 192 02:20:00 6265564 7543516 276276 3.40 31748 1451664 525704 5.73 460832 1203520 128 02:30:00 6263356 7541852 277884 3.42 31940 1451992 525696 5.73 460856 1204040 164 02:40:01 5153556 7374400 391520 4.81 87664 2292760 622724 6.78 596120 2055404 364 02:50:00 5049480 7272440 493468 6.07 87800 2294748 631604 6.88 596004 2057520 348 03:00:00 5147224 7371336 394528 4.85 87924 2295760 651228 7.09 615292 2058672 180 03:10:01 5061708 7323180 442564 5.44 88076 2332872 674988 7.35 638508 2095804 784 03:20:02 5017880 7283544 482180 5.93 88204 2336876 708504 7.72 673208 2099940 236 03:30:02 5265912 7380056 394792 4.85 89484 2192180 635864 6.93 632680 1956356 61236 Average: 5689158 7436773 356839 4.39 59806 1870979 589892 6.43 542951 1628321 5340 01:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.98 0.15 0.27 0.07 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.46 0.09 0.10 0.04 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.46 0.08 0.10 0.04 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.20 0.03 0.04 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 0.19 0.03 0.03 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 0.27 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:40:01 ens3 82.38 54.55 438.08 12.66 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 17.07 15.53 168.45 1.32 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 3.22 2.76 5.11 0.51 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 18.23 17.01 185.24 1.75 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 21.86 20.85 224.61 1.97 0.00 0.00 0.00 0.00 03:30:02 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:30:02 ens3 16.97 13.93 70.02 8.80 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 13.53 10.43 91.07 2.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39039) 07/26/26 _x86_64_ (2 CPU) 01:22:12 LINUX RESTART (2 CPU) 01:30:04 CPU %user %nice %system %iowait %steal %idle 01:40:01 all 0.33 0.00 0.10 0.01 0.03 99.53 01:40:01 0 0.26 0.00 0.09 0.01 0.03 99.61 01:40:01 1 0.39 0.00 0.11 0.02 0.03 99.45 01:50:02 all 0.27 0.00 0.07 0.01 0.03 99.61 01:50:02 0 0.45 0.00 0.05 0.01 0.02 99.46 01:50:02 1 0.10 0.00 0.09 0.01 0.03 99.76 02:00:01 all 0.26 0.00 0.19 0.03 0.03 99.49 02:00:01 0 0.26 0.00 0.19 0.06 0.03 99.46 02:00:01 1 0.25 0.00 0.19 0.01 0.03 99.52 02:10:02 all 0.24 0.00 0.08 0.01 0.03 99.63 02:10:02 0 0.09 0.00 0.08 0.00 0.03 99.80 02:10:02 1 0.40 0.00 0.08 0.02 0.02 99.47 02:20:00 all 0.26 0.00 0.08 0.01 0.02 99.62 02:20:00 0 0.30 0.00 0.07 0.01 0.02 99.61 02:20:00 1 0.23 0.00 0.10 0.02 0.03 99.63 02:30:00 all 0.28 0.00 0.18 0.05 0.02 99.48 02:30:00 0 0.47 0.00 0.16 0.07 0.02 99.28 02:30:00 1 0.08 0.00 0.20 0.03 0.02 99.67 02:40:01 all 12.74 0.00 1.88 0.81 0.06 84.52 02:40:01 0 10.93 0.00 1.72 0.54 0.06 86.75 02:40:01 1 14.54 0.00 2.04 1.08 0.06 82.29 02:50:00 all 1.02 0.00 0.24 0.02 0.04 98.68 02:50:00 0 1.25 0.00 0.25 0.02 0.05 98.44 02:50:00 1 0.78 0.00 0.23 0.02 0.04 98.93 03:00:00 all 6.46 0.00 1.05 0.03 0.08 92.37 03:00:00 0 5.13 0.00 0.90 0.02 0.07 93.88 03:00:00 1 7.84 0.00 1.22 0.04 0.08 90.82 03:10:01 all 2.29 0.00 0.37 0.02 0.05 97.27 03:10:01 0 1.97 0.00 0.28 0.01 0.04 97.70 03:10:01 1 2.61 0.00 0.47 0.02 0.06 96.84 03:20:02 all 1.72 0.00 0.36 0.01 0.04 97.86 03:20:02 0 2.01 0.00 0.44 0.01 0.05 97.50 03:20:02 1 1.44 0.00 0.29 0.01 0.04 98.22 03:20:02 CPU %user %nice %system %iowait %steal %idle 03:30:02 all 3.02 0.00 0.48 0.06 0.05 96.40 03:30:02 0 1.88 0.00 0.41 0.03 0.05 97.63 03:30:02 1 4.16 0.00 0.54 0.09 0.04 95.17 Average: all 2.40 0.00 0.42 0.09 0.04 97.05 Average: 0 2.08 0.00 0.39 0.06 0.04 97.43 Average: 1 2.72 0.00 0.46 0.11 0.04 96.67