---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27452 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 743 5141 4 2348 7197 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:b5:12:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79366sec preferred_lft 79366sec inet6 fe80::f816:3eff:feb5:1224/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27452) 06/15/26 _x86_64_ (2 CPU) 00:43:17 LINUX RESTART (2 CPU) 00:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.90 0.26 1.60 0.04 32.18 76.39 875.03 01:10:03 1.28 0.00 1.28 0.00 0.00 15.94 0.03 01:20:03 13.83 0.01 1.28 12.54 0.16 15.28 109351.61 01:30:01 1.41 0.00 1.39 0.02 0.00 17.31 873.37 01:40:03 1.24 0.00 1.24 0.00 0.00 15.01 0.00 01:50:03 24.19 3.00 18.89 2.30 227.23 3472.34 1352.49 02:00:03 1.49 0.00 1.47 0.02 0.00 24.55 0.33 02:10:03 1.58 0.00 1.57 0.01 0.00 22.15 0.20 02:20:03 1.40 0.00 1.38 0.02 0.00 140.00 391.94 02:30:03 1.60 0.00 1.56 0.04 0.00 32.48 3.68 02:40:03 5.52 0.08 4.17 1.27 5.89 363.72 1765.68 Average: 5.04 0.30 3.26 1.48 24.12 381.36 10419.02 00:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6241648 7519628 300356 3.69 30928 1452292 528084 5.75 453980 1204920 236 01:10:03 6252316 7530820 289120 3.56 31120 1452620 591476 6.44 459576 1205436 180 01:20:03 6258408 7537448 282492 3.47 31272 1452992 528232 5.75 454756 1205936 184 01:30:01 6263508 7543056 276864 3.40 31432 1453320 528512 5.76 455016 1206424 124 01:40:03 6262528 7542720 277152 3.41 31612 1453784 528596 5.76 455480 1206936 264 01:50:03 5179844 7381088 386108 4.75 86868 2274516 646752 7.04 612440 2037500 500 02:00:03 5142628 7345744 421388 5.18 87008 2276240 671920 7.32 629528 2039372 228 02:10:03 5172908 7377468 389624 4.79 87180 2277512 657880 7.17 615536 2040816 200 02:20:03 5089136 7331032 436008 5.36 87364 2314544 680028 7.41 635844 2078032 184 02:30:03 5076108 7322364 444592 5.47 87540 2318684 688000 7.49 642808 2082220 184 02:40:03 5238872 7347540 428504 5.27 89860 2186904 660800 7.20 653208 1951180 21592 Average: 5652537 7434446 357473 4.40 62017 1901219 610025 6.64 551652 1659888 2171 00:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.33 0.29 3.32 0.11 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.93 0.05 6.32 0.03 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 0.50 0.10 0.30 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.42 0.18 0.08 0.57 0.00 0.00 0.00 0.00 01:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:03 ens3 0.53 0.10 0.17 0.09 0.00 0.00 0.00 0.00 01:50:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:03 ens3 79.71 57.85 426.90 12.40 0.00 0.00 0.00 0.00 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 14.80 13.00 144.13 1.15 0.00 0.00 0.00 0.00 02:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 5.40 4.96 29.06 0.63 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 17.03 16.05 185.57 1.69 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 21.28 20.28 224.72 1.93 0.00 0.00 0.00 0.00 02:40:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 02:40:03 ens3 16.52 13.59 70.79 9.48 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 14.40 11.50 99.21 2.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27452) 06/15/26 _x86_64_ (2 CPU) 00:43:17 LINUX RESTART (2 CPU) 00:50:03 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.36 0.00 0.21 0.02 0.03 99.39 01:00:01 0 0.39 0.00 0.22 0.02 0.03 99.33 01:00:01 1 0.32 0.00 0.19 0.02 0.03 99.44 01:10:03 all 0.25 0.00 0.08 0.01 0.03 99.63 01:10:03 0 0.15 0.00 0.09 0.01 0.03 99.72 01:10:03 1 0.36 0.00 0.07 0.01 0.03 99.53 01:20:03 all 0.28 0.00 0.09 0.03 0.02 99.57 01:20:03 0 0.10 0.00 0.11 0.06 0.03 99.71 01:20:03 1 0.46 0.00 0.06 0.01 0.02 99.44 01:30:01 all 0.29 0.00 0.16 0.01 0.02 99.52 01:30:01 0 0.34 0.00 0.16 0.02 0.02 99.47 01:30:01 1 0.24 0.00 0.16 0.00 0.03 99.57 01:40:03 all 0.27 0.00 0.06 0.02 0.02 99.63 01:40:03 0 0.14 0.00 0.09 0.02 0.03 99.72 01:40:03 1 0.40 0.00 0.04 0.01 0.02 99.54 01:50:03 all 12.31 0.00 1.81 0.71 0.07 85.11 01:50:03 0 11.69 0.00 1.78 0.45 0.06 86.02 01:50:03 1 12.93 0.00 1.84 0.97 0.08 84.19 02:00:03 all 0.89 0.00 0.31 0.01 0.06 98.73 02:00:03 0 0.72 0.00 0.28 0.02 0.06 98.93 02:00:03 1 1.06 0.00 0.34 0.01 0.07 98.52 02:10:03 all 6.12 0.00 0.69 0.01 0.08 93.11 02:10:03 0 3.14 0.00 0.43 0.01 0.08 96.34 02:10:03 1 9.20 0.00 0.95 0.01 0.08 89.76 02:20:03 all 1.54 0.00 0.28 0.03 0.05 98.10 02:20:03 0 1.78 0.00 0.33 0.01 0.05 97.83 02:20:03 1 1.29 0.00 0.23 0.05 0.06 98.38 02:30:03 all 1.71 0.00 0.42 0.01 0.05 97.82 02:30:03 0 1.46 0.00 0.45 0.00 0.05 98.03 02:30:03 1 1.96 0.00 0.38 0.01 0.05 97.61 02:40:03 all 4.59 0.00 0.53 0.09 0.05 94.74 02:40:03 0 2.90 0.00 0.49 0.04 0.05 96.53 02:40:03 1 6.29 0.00 0.58 0.13 0.06 92.94 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.59 0.00 0.42 0.09 0.05 96.86 Average: 0 2.07 0.00 0.40 0.06 0.04 97.42 Average: 1 3.11 0.00 0.44 0.11 0.05 96.30