---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8800 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 769 5170 4 2295 7172 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:83:ef:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80595sec preferred_lft 80595sec inet6 fe80::f816:3eff:fe83:ef32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8800) 09/17/26 _x86_64_ (2 CPU) 01:03:24 LINUX RESTART (2 CPU) 01:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.18 0.01 1.17 0.01 0.07 14.91 0.65 01:30:10 1.42 0.00 1.39 0.03 0.00 17.35 7.76 01:40:10 1.20 0.00 1.18 0.02 0.00 14.61 7.65 01:50:10 1.19 0.00 1.18 0.02 0.00 14.72 2.13 02:00:10 1.95 0.33 1.59 0.03 43.49 106.57 466.83 02:10:10 14.59 0.00 1.36 13.23 0.15 16.31 108990.66 02:20:10 1.26 0.00 1.25 0.00 0.00 15.12 0.01 02:30:10 1.46 0.00 1.44 0.01 0.00 17.56 426.44 Average: 3.03 0.04 1.32 1.67 5.46 27.15 13737.78 01:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6304484 7551972 268492 3.30 30708 1423412 530348 5.78 444932 1184236 252 01:30:10 6293108 7541152 279364 3.44 30916 1423752 530372 5.78 445108 1184784 124 01:40:10 6293108 7541684 278816 3.43 31116 1424080 530436 5.78 445540 1185312 132 01:50:10 6300192 7549296 271200 3.33 31316 1424404 530436 5.78 445436 1185836 124 02:00:10 6232160 7521416 298092 3.67 31964 1463376 732384 7.98 464396 1215244 180 02:10:10 6232172 7521992 297464 3.66 32148 1463748 732540 7.98 464544 1215772 128 02:20:10 6234328 7524632 294812 3.63 32300 1464076 732596 7.98 464448 1216252 124 02:30:10 6230184 7520992 298424 3.67 32460 1464400 732604 7.98 464588 1216736 124 Average: 6264967 7534142 285833 3.51 31616 1443906 631464 6.88 454874 1200522 148 01:10:10 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 0.84 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 0.59 0.10 0.97 0.06 0.00 0.00 0.00 0.00 01:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:10 ens3 0.56 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:10 ens3 0.19 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:00:10 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 0.57 0.38 3.34 0.49 0.00 0.00 0.00 0.00 02:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 0.18 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.17 0.04 0.03 0.01 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 0.27 0.06 0.06 0.03 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.42 0.10 0.59 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8800) 09/17/26 _x86_64_ (2 CPU) 01:03:24 LINUX RESTART (2 CPU) 01:10:10 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.26 0.00 0.11 0.01 0.00 99.61 01:20:01 0 0.43 0.00 0.08 0.02 0.00 99.46 01:20:01 1 0.09 0.00 0.15 0.00 0.00 99.76 01:30:10 all 0.30 0.00 0.19 0.02 0.00 99.48 01:30:10 0 0.34 0.00 0.17 0.04 0.00 99.46 01:30:10 1 0.27 0.00 0.22 0.00 0.01 99.50 01:40:10 all 0.24 0.00 0.08 0.02 0.00 99.66 01:40:10 0 0.44 0.00 0.05 0.01 0.00 99.50 01:40:10 1 0.05 0.00 0.11 0.02 0.01 99.81 01:50:10 all 0.25 0.00 0.08 0.01 0.00 99.65 01:50:10 0 0.45 0.00 0.06 0.03 0.00 99.47 01:50:10 1 0.05 0.00 0.11 0.00 0.00 99.84 02:00:10 all 0.46 0.00 0.20 0.03 0.00 99.30 02:00:10 0 0.56 0.00 0.16 0.04 0.00 99.24 02:00:10 1 0.35 0.00 0.25 0.03 0.00 99.37 02:10:10 all 0.25 0.00 0.10 0.04 0.00 99.60 02:10:10 0 0.44 0.00 0.07 0.03 0.00 99.46 02:10:10 1 0.07 0.00 0.14 0.05 0.00 99.74 02:20:10 all 0.24 0.00 0.08 0.02 0.00 99.66 02:20:10 0 0.44 0.00 0.05 0.03 0.00 99.48 02:20:10 1 0.05 0.00 0.10 0.00 0.01 99.84 02:30:10 all 0.25 0.00 0.17 0.02 0.00 99.56 02:30:10 0 0.43 0.00 0.13 0.03 0.00 99.41 02:30:10 1 0.07 0.00 0.21 0.01 0.00 99.70 Average: all 0.28 0.00 0.13 0.02 0.00 99.56 Average: 0 0.44 0.00 0.10 0.03 0.00 99.44 Average: 1 0.13 0.00 0.16 0.02 0.00 99.69