---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41068 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 744 5209 4 2281 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:ac:13:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82343sec preferred_lft 82343sec inet6 fe80::f816:3eff:feac:13dd/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-41068) 08/26/26 _x86_64_ (2 CPU) 00:58:21 LINUX RESTART (2 CPU) 01:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:38 1.41 0.02 1.38 0.00 1.18 16.68 2.19 01:20:38 2.35 0.72 1.62 0.01 94.21 76.31 58.43 01:30:22 1.60 0.01 1.58 0.01 1.08 18.83 879.06 01:40:32 1.40 0.00 1.38 0.02 0.00 16.18 22.69 01:50:38 1.39 0.00 1.37 0.02 0.00 16.04 22.85 02:00:00 18.86 1.59 16.25 1.03 118.14 2150.20 1158.42 Average: 4.32 0.37 3.78 0.17 34.58 360.17 341.77 01:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:38 6291688 7537980 282404 3.47 30916 1422028 530464 5.78 445384 1183976 176 01:20:38 6243404 7519192 300488 3.69 31360 1450676 726072 7.91 462784 1202760 156 01:30:22 6257672 7534284 285336 3.51 31548 1451288 530728 5.78 456640 1203240 168 01:40:32 6256704 7533900 285720 3.51 31756 1451652 530856 5.78 457044 1203820 132 01:50:38 6256452 7534200 285296 3.51 31968 1452100 530856 5.78 457088 1204364 124 02:00:00 5445332 7388244 391488 4.81 71644 2043452 625620 6.81 571888 1818872 120732 Average: 6125209 7507967 305122 3.75 38199 1545199 579099 6.31 475138 1302839 20248 01:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:38 ens3 1.50 0.10 1.21 0.03 0.00 0.00 0.00 0.00 01:20:38 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:38 ens3 1.06 0.36 3.44 0.13 0.00 0.00 0.00 0.00 01:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.65 0.06 3.83 0.04 0.00 0.00 0.00 0.00 01:40:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:32 ens3 0.70 0.26 0.58 0.54 0.00 0.00 0.00 0.00 01:50:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:38 ens3 0.43 0.06 0.09 0.04 0.00 0.00 0.00 0.00 02:00:00 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:00:00 ens3 46.47 28.24 300.84 6.43 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 8.00 4.56 48.53 1.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41068) 08/26/26 _x86_64_ (2 CPU) 00:58:21 LINUX RESTART (2 CPU) 01:00:07 CPU %user %nice %system %iowait %steal %idle 01:10:38 all 0.30 0.00 0.10 0.01 0.03 99.56 01:10:38 0 0.17 0.00 0.10 0.00 0.03 99.70 01:10:38 1 0.43 0.00 0.10 0.03 0.03 99.42 01:20:38 all 0.38 0.00 0.13 0.03 0.03 99.43 01:20:38 0 0.35 0.00 0.10 0.01 0.03 99.51 01:20:38 1 0.41 0.00 0.16 0.06 0.04 99.35 01:30:22 all 0.30 0.00 0.19 0.01 0.03 99.46 01:30:22 0 0.50 0.00 0.14 0.00 0.02 99.33 01:30:22 1 0.10 0.00 0.24 0.03 0.05 99.59 01:40:32 all 0.27 0.00 0.08 0.01 0.03 99.61 01:40:32 0 0.23 0.00 0.08 0.00 0.03 99.65 01:40:32 1 0.30 0.00 0.08 0.02 0.03 99.57 01:50:38 all 0.23 0.00 0.07 0.01 0.03 99.65 01:50:38 0 0.05 0.00 0.09 0.00 0.04 99.82 01:50:38 1 0.42 0.00 0.05 0.02 0.02 99.49 02:00:00 all 6.53 0.00 1.09 0.41 0.04 91.93 02:00:00 0 1.28 0.00 0.69 0.12 0.05 97.86 02:00:00 1 11.78 0.00 1.48 0.71 0.04 85.99 Average: all 1.27 0.00 0.27 0.08 0.03 98.35 Average: 0 0.42 0.00 0.19 0.02 0.03 99.33 Average: 1 2.12 0.00 0.34 0.13 0.03 97.37