---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37174 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 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 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 777 5181 4 2275 7164 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:41:55:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82692sec preferred_lft 82692sec inet6 fe80::f816:3eff:fe41:55a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37174) 08/13/26 _x86_64_ (2 CPU) 01:05:06 LINUX RESTART (2 CPU) 01:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:29 1.28 0.03 1.25 0.00 1.25 15.02 2.27 01:30:09 1.49 0.00 1.48 0.02 0.00 17.70 443.74 01:40:19 1.16 0.00 1.16 0.00 0.00 13.86 2.27 01:50:39 1.19 0.00 1.19 0.00 0.00 14.44 0.00 02:00:09 17.37 2.41 13.98 0.98 219.91 2368.25 480.42 Average: 4.35 0.47 3.69 0.19 42.18 463.78 178.59 01:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:29 6296256 7543484 277772 3.42 30996 1421980 537436 5.85 447564 1184120 236 01:30:09 6292408 7540116 281076 3.46 31168 1422308 537556 5.86 447760 1184584 180 01:40:19 6292156 7540396 280856 3.45 31332 1422636 537700 5.86 447924 1185108 180 01:50:39 6292156 7540896 280348 3.45 31500 1422968 537764 5.86 448176 1185604 148 02:00:09 5429376 7367416 413228 5.08 71436 2037924 864384 9.41 624696 1813332 44856 Average: 6120470 7506462 306656 3.77 39286 1545563 602968 6.57 483224 1310550 9120 01:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:29 ens3 1.16 0.15 1.10 0.09 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 0.60 0.12 0.15 0.08 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 0.48 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:50:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:39 ens3 0.49 0.25 0.10 0.69 0.00 0.00 0.00 0.00 02:00:09 lo 1.19 1.19 0.07 0.07 0.00 0.00 0.00 0.00 02:00:09 ens3 42.06 26.38 296.14 6.16 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 8.57 5.15 56.75 1.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37174) 08/13/26 _x86_64_ (2 CPU) 01:05:06 LINUX RESTART (2 CPU) 01:10:19 CPU %user %nice %system %iowait %steal %idle 01:20:29 all 0.30 0.00 0.07 0.01 0.04 99.58 01:20:29 0 0.13 0.00 0.09 0.02 0.04 99.73 01:20:29 1 0.47 0.00 0.06 0.00 0.03 99.43 01:30:09 all 0.25 0.00 0.16 0.01 0.04 99.54 01:30:09 0 0.07 0.00 0.16 0.02 0.04 99.71 01:30:09 1 0.43 0.00 0.15 0.01 0.04 99.38 01:40:19 all 0.24 0.00 0.08 0.01 0.04 99.64 01:40:19 0 0.05 0.00 0.09 0.01 0.04 99.82 01:40:19 1 0.43 0.00 0.07 0.01 0.03 99.46 01:50:39 all 0.19 0.00 0.08 0.01 0.03 99.69 01:50:39 0 0.06 0.00 0.09 0.00 0.04 99.81 01:50:39 1 0.31 0.00 0.06 0.02 0.03 99.58 02:00:09 all 6.51 0.00 1.06 0.38 0.04 92.01 02:00:09 0 6.42 0.00 0.95 0.59 0.04 92.01 02:00:09 1 6.59 0.00 1.17 0.18 0.05 92.01 Average: all 1.44 0.00 0.28 0.08 0.04 98.16 Average: 0 1.29 0.00 0.27 0.12 0.04 98.29 Average: 1 1.59 0.00 0.29 0.04 0.04 98.04