---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41063 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 769 5182 4 2283 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:af:8f:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82340sec preferred_lft 82340sec inet6 fe80::f816:3eff:feaf:8f1e/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-41063) 08/26/26 _x86_64_ (2 CPU) 00:58:32 LINUX RESTART (2 CPU) 01:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:08 2.47 0.73 1.73 0.01 95.35 873.97 55.75 01:20:08 1.29 0.01 1.27 0.01 0.07 15.31 1.11 01:30:01 1.44 0.00 1.40 0.03 0.00 16.73 2.09 01:40:08 1.23 0.00 1.21 0.02 0.00 14.66 1.78 01:50:08 1.21 0.00 1.19 0.02 0.00 14.57 1.73 02:00:00 16.47 1.49 14.02 0.96 111.56 2016.60 210.40 Average: 3.98 0.37 3.44 0.17 34.42 488.98 45.09 01:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:08 6236264 7512544 306688 3.77 31172 1451596 524076 5.71 457856 1202204 208 01:20:08 6243580 7520400 298804 3.67 31380 1451928 524128 5.71 458552 1202736 172 01:30:01 6247560 7524936 294264 3.62 31576 1452252 524124 5.71 458480 1203264 160 01:40:08 6246356 7524276 294924 3.63 31784 1452580 524316 5.71 458648 1203800 164 01:50:08 6245760 7524360 294800 3.62 32000 1453036 524392 5.71 459508 1204344 168 02:00:00 5458024 7401408 377860 4.65 71640 2044168 609188 6.64 570760 1818808 111380 Average: 6112924 7501321 311223 3.83 38259 1550927 538371 5.86 477301 1305859 18709 01:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 2.27 0.64 4.48 0.07 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 0.78 0.14 0.18 0.09 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 0.70 0.08 3.81 0.06 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.62 0.08 0.59 0.03 0.00 0.00 0.00 0.00 01:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 0.55 0.22 0.10 0.53 0.00 0.00 0.00 0.00 02:00:00 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:00:00 ens3 43.59 26.52 285.60 6.05 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.99 4.55 48.46 1.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41063) 08/26/26 _x86_64_ (2 CPU) 00:58:32 LINUX RESTART (2 CPU) 01:00:02 CPU %user %nice %system %iowait %steal %idle 01:10:08 all 0.41 0.00 0.14 0.04 0.05 99.35 01:10:08 0 0.51 0.00 0.16 0.03 0.05 99.25 01:10:08 1 0.31 0.00 0.12 0.06 0.05 99.46 01:20:08 all 0.29 0.00 0.09 0.02 0.05 99.56 01:20:08 0 0.39 0.00 0.07 0.01 0.04 99.49 01:20:08 1 0.18 0.00 0.11 0.02 0.06 99.62 01:30:01 all 0.30 0.00 0.19 0.01 0.05 99.45 01:30:01 0 0.41 0.00 0.19 0.01 0.05 99.35 01:30:01 1 0.19 0.00 0.18 0.02 0.06 99.56 01:40:08 all 0.24 0.00 0.09 0.01 0.05 99.60 01:40:08 0 0.18 0.00 0.09 0.02 0.05 99.67 01:40:08 1 0.31 0.00 0.10 0.00 0.05 99.54 01:50:08 all 0.26 0.00 0.08 0.01 0.05 99.61 01:50:08 0 0.43 0.00 0.05 0.01 0.03 99.49 01:50:08 1 0.08 0.00 0.11 0.01 0.07 99.74 02:00:00 all 6.23 0.00 1.08 0.44 0.06 92.19 02:00:00 0 5.44 0.00 1.02 0.70 0.05 92.78 02:00:00 1 7.02 0.00 1.14 0.17 0.07 91.60 Average: all 1.27 0.00 0.28 0.09 0.05 98.31 Average: 0 1.21 0.00 0.26 0.13 0.04 98.35 Average: 1 1.33 0.00 0.29 0.05 0.06 98.27