---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34149 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: 5599.94 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 5218 4 2271 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:68:c0:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82078sec preferred_lft 82078sec inet6 fe80::f816:3eff:fe68:c0cc/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-34149) 08/11/26 _x86_64_ (2 CPU) 01:55:23 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.44 0.02 1.42 0.00 1.23 16.71 2.29 02:20:04 1.43 0.01 1.41 0.02 0.07 16.56 23.07 02:30:01 1.50 0.00 1.47 0.03 0.00 17.70 451.89 02:40:04 2.12 0.70 1.40 0.02 93.68 73.45 76.51 02:50:04 14.72 0.01 1.44 13.27 1.20 17.24 109093.10 03:00:01 17.89 1.59 15.34 0.96 115.04 2239.97 239.14 Average: 6.51 0.39 3.73 2.38 35.19 395.35 18310.00 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6301940 7548692 272608 3.35 31012 1421500 531184 5.79 440340 1184020 180 02:20:04 6301464 7548780 272488 3.35 31248 1421828 531496 5.79 440864 1184584 176 02:30:01 6291764 7539636 281640 3.46 31444 1422164 531420 5.79 440800 1185112 276 02:40:04 6231572 7508728 311976 3.84 31900 1450616 726104 7.91 458888 1203708 188 02:50:04 6240156 7518352 302304 3.72 32112 1451424 532164 5.80 453224 1204260 192 03:00:01 5436080 7374416 406420 5.00 71892 2037772 644176 7.02 590992 1813724 47356 Average: 6133829 7506434 307906 3.79 38268 1534217 582757 6.35 470851 1295901 8061 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 0.75 0.07 0.10 0.04 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.58 0.10 0.83 0.05 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.65 0.04 1.04 0.01 0.00 0.00 0.00 0.00 02:40:04 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 6.84 4.33 7.33 3.34 0.00 0.00 0.00 0.00 02:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.60 0.13 0.19 0.11 0.00 0.00 0.00 0.00 03:00:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:00:01 ens3 41.97 25.94 279.30 10.22 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 8.54 5.09 47.93 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-34149) 08/11/26 _x86_64_ (2 CPU) 01:55:23 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.32 0.00 0.11 0.01 0.03 99.54 02:10:04 0 0.40 0.00 0.10 0.02 0.03 99.46 02:10:04 1 0.24 0.00 0.11 0.00 0.02 99.62 02:20:04 all 0.29 0.00 0.10 0.01 0.03 99.58 02:20:04 0 0.32 0.00 0.10 0.01 0.03 99.54 02:20:04 1 0.25 0.00 0.10 0.00 0.03 99.61 02:30:01 all 0.29 0.00 0.17 0.01 0.03 99.50 02:30:01 0 0.49 0.00 0.16 0.02 0.03 99.30 02:30:01 1 0.09 0.00 0.18 0.00 0.03 99.70 02:40:04 all 0.54 0.00 0.13 0.03 0.03 99.27 02:40:04 0 0.60 0.00 0.10 0.05 0.03 99.22 02:40:04 1 0.48 0.00 0.16 0.01 0.03 99.32 02:50:04 all 0.24 0.00 0.10 0.03 0.03 99.61 02:50:04 0 0.19 0.00 0.10 0.06 0.03 99.63 02:50:04 1 0.29 0.00 0.10 0.01 0.03 99.59 03:00:01 all 6.36 0.00 1.07 0.36 0.04 92.17 03:00:01 0 6.79 0.00 1.22 0.58 0.04 91.37 03:00:01 1 5.92 0.00 0.92 0.14 0.04 92.97 Average: all 1.33 0.00 0.28 0.07 0.03 98.28 Average: 0 1.46 0.00 0.30 0.12 0.03 98.09 Average: 1 1.21 0.00 0.26 0.03 0.03 98.47