---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8513 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 757 5125 4 2361 7184 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:8b:57:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80680sec preferred_lft 80680sec inet6 fe80::f816:3eff:fe8b:576f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8513) 09/16/26 _x86_64_ (2 CPU) 01:05:09 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.33 0.02 1.31 0.00 1.66 16.97 0.15 01:30:09 1.44 0.01 1.40 0.03 0.05 18.07 1.20 01:40:01 1.13 0.00 1.12 0.02 0.00 14.53 0.97 01:50:01 29.20 13.86 2.05 13.29 194.17 132.86 109040.69 02:00:09 1.44 0.00 1.41 0.04 0.00 18.60 0.42 02:10:01 1.15 0.00 1.14 0.01 0.00 14.60 0.18 02:20:01 1.13 0.00 1.13 0.00 0.00 14.68 0.00 02:30:19 1.33 0.00 1.31 0.01 0.00 17.31 0.22 02:40:01 32.52 3.17 25.72 3.62 241.84 3849.65 3916.57 Average: 7.75 1.88 3.98 1.88 47.79 441.85 12537.62 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6281800 7535032 285380 3.51 30692 1429124 524452 5.71 449476 1188696 260 01:30:09 6286080 7539868 280532 3.45 30904 1429456 523004 5.70 445944 1189240 124 01:40:01 6292380 7546696 273732 3.37 31104 1429776 523140 5.70 446156 1189760 240 01:50:01 6158440 7509344 300980 3.70 35624 1513004 716484 7.80 464784 1266724 272 02:00:09 6163872 7515512 294732 3.62 35856 1513464 716548 7.80 465164 1267288 124 02:10:01 6167728 7519892 290380 3.57 36048 1513788 716612 7.81 465180 1267804 264 02:20:01 6166000 7518768 291436 3.58 36208 1514236 716676 7.81 465424 1268276 264 02:30:19 6162936 7516284 293884 3.61 36388 1514608 716676 7.81 465588 1268824 280 02:40:01 5220980 7321760 444132 5.46 94708 2166380 852008 9.28 657996 1931904 10968 Average: 6100024 7502573 306132 3.76 40837 1558204 667289 7.27 480635 1315391 1422 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.80 0.13 0.14 0.06 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.50 0.07 0.34 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.52 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.52 0.30 3.31 0.03 0.00 0.00 0.00 0.00 02:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:09 ens3 0.32 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.21 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.34 0.20 0.04 0.53 0.00 0.00 0.00 0.00 02:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:19 ens3 0.22 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.38 1.38 0.09 0.09 0.00 0.00 0.00 0.00 02:40:01 ens3 139.26 114.84 1662.67 89.18 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 15.37 12.46 179.37 9.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8513) 09/16/26 _x86_64_ (2 CPU) 01:05:09 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.31 0.00 0.11 0.01 0.00 99.57 01:20:01 0 0.21 0.00 0.10 0.02 0.00 99.66 01:20:01 1 0.41 0.00 0.11 0.01 0.00 99.47 01:30:09 all 0.29 0.00 0.20 0.01 0.00 99.50 01:30:09 0 0.22 0.00 0.21 0.02 0.00 99.55 01:30:09 1 0.36 0.00 0.19 0.01 0.00 99.44 01:40:01 all 0.26 0.00 0.08 0.01 0.00 99.64 01:40:01 0 0.06 0.00 0.12 0.02 0.01 99.80 01:40:01 1 0.46 0.00 0.05 0.01 0.00 99.48 01:50:01 all 0.40 0.15 0.21 0.22 0.00 99.01 01:50:01 0 0.07 0.30 0.27 0.40 0.00 98.96 01:50:01 1 0.74 0.00 0.16 0.05 0.00 99.05 02:00:09 all 0.27 0.00 0.17 0.02 0.00 99.54 02:00:09 0 0.26 0.00 0.16 0.01 0.00 99.56 02:00:09 1 0.29 0.00 0.18 0.02 0.00 99.51 02:10:01 all 0.27 0.00 0.08 0.01 0.00 99.64 02:10:01 0 0.48 0.00 0.06 0.01 0.00 99.46 02:10:01 1 0.06 0.00 0.11 0.02 0.01 99.81 02:20:01 all 0.24 0.00 0.08 0.01 0.00 99.66 02:20:01 0 0.43 0.00 0.07 0.02 0.00 99.49 02:20:01 1 0.06 0.00 0.10 0.01 0.00 99.83 02:30:19 all 0.27 0.00 0.19 0.01 0.00 99.52 02:30:19 0 0.47 0.00 0.16 0.02 0.00 99.35 02:30:19 1 0.08 0.00 0.23 0.00 0.00 99.69 02:40:01 all 19.18 0.00 3.01 1.53 0.03 76.24 02:40:01 0 21.10 0.00 2.81 1.46 0.02 74.61 02:40:01 1 17.25 0.00 3.22 1.61 0.03 77.89 Average: all 2.32 0.02 0.45 0.20 0.01 97.01 Average: 0 2.52 0.03 0.43 0.22 0.01 96.80 Average: 1 2.12 0.00 0.47 0.18 0.01 97.22