---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38653 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 761 5192 4 2280 7180 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:68:57:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82734sec preferred_lft 82734sec inet6 fe80::f816:3eff:fe68:57a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38653) 08/19/26 _x86_64_ (2 CPU) 01:04:06 LINUX RESTART (2 CPU) 01:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:04 1.35 0.01 1.34 0.00 0.07 16.29 4.61 01:30:04 1.58 0.00 1.55 0.03 0.00 18.91 236.65 01:40:04 1.33 0.00 1.31 0.02 0.00 15.49 20.76 01:50:04 15.72 0.73 1.72 13.26 96.43 77.76 109140.33 02:00:04 16.59 1.58 13.94 1.07 114.28 2242.77 953.05 Average: 7.32 0.46 3.97 2.88 42.15 474.25 22071.45 01:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:04 6295716 7542304 278976 3.43 31020 1421532 527420 5.74 438284 1184164 212 01:30:04 6297296 7544452 276788 3.40 31244 1421864 527420 5.74 438476 1184712 212 01:40:04 6296064 7543760 277484 3.41 31448 1422188 527468 5.75 438688 1185248 216 01:50:04 6234344 7512208 308292 3.79 31932 1451476 722932 7.87 456700 1204112 180 02:00:04 5451108 7395428 384856 4.73 71804 2043740 633212 6.90 586224 1819524 45968 Average: 6114906 7507630 305279 3.75 39490 1552160 587690 6.40 471674 1315552 9358 01:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 0.82 0.10 0.14 0.07 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.82 0.09 12.87 0.05 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 0.34 0.08 0.07 0.03 0.00 0.00 0.00 0.00 01:50:04 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:50:04 ens3 0.64 0.35 3.33 0.59 0.00 0.00 0.00 0.00 02:00:04 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:04 ens3 38.96 25.84 281.31 5.95 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.31 5.29 59.54 1.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38653) 08/19/26 _x86_64_ (2 CPU) 01:04:06 LINUX RESTART (2 CPU) 01:10:04 CPU %user %nice %system %iowait %steal %idle 01:20:04 all 0.28 0.00 0.08 0.01 0.04 99.58 01:20:04 0 0.08 0.00 0.08 0.01 0.05 99.78 01:20:04 1 0.49 0.00 0.08 0.02 0.03 99.39 01:30:04 all 0.27 0.00 0.18 0.01 0.03 99.51 01:30:04 0 0.08 0.00 0.21 0.01 0.03 99.67 01:30:04 1 0.46 0.00 0.15 0.01 0.03 99.35 01:40:04 all 0.25 0.00 0.07 0.01 0.03 99.64 01:40:04 0 0.06 0.00 0.09 0.00 0.04 99.81 01:40:04 1 0.45 0.00 0.05 0.02 0.03 99.46 01:50:04 all 0.40 0.00 0.13 0.05 0.03 99.39 01:50:04 0 0.45 0.00 0.14 0.05 0.03 99.34 01:50:04 1 0.36 0.00 0.11 0.05 0.03 99.45 02:00:04 all 6.18 0.00 1.03 0.35 0.04 92.41 02:00:04 0 5.78 0.00 0.91 0.26 0.04 93.01 02:00:04 1 6.58 0.00 1.14 0.43 0.04 91.81 Average: all 1.48 0.00 0.30 0.08 0.03 98.11 Average: 0 1.29 0.00 0.29 0.07 0.04 98.32 Average: 1 1.67 0.00 0.31 0.10 0.03 97.89