---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37165 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 760 5166 4 2307 7181 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:ca:b2:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82735sec preferred_lft 82735sec inet6 fe80::f816:3eff:feca:b28a/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-37165) 08/13/26 _x86_64_ (2 CPU) 01:05:09 LINUX RESTART (2 CPU) 01:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.21 0.00 1.21 0.00 0.01 14.59 2.33 01:30:06 1.39 0.01 1.37 0.02 0.05 16.68 2.51 01:40:01 1.17 0.00 1.17 0.00 0.00 14.02 2.33 01:50:01 14.51 0.00 1.26 13.24 0.15 14.92 109041.24 02:00:04 15.69 2.11 12.81 0.77 198.70 1881.35 457.59 Average: 6.81 0.43 3.58 2.81 40.00 390.36 21919.15 01:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6289580 7536436 284748 3.50 30972 1421872 524252 5.71 448720 1184032 244 01:30:06 6290632 7538024 283144 3.48 31152 1422204 522712 5.69 447788 1184544 172 01:40:01 6290632 7538532 282628 3.48 31332 1422528 522912 5.70 447856 1185048 128 01:50:01 6296472 7544908 276236 3.40 31500 1422896 550272 5.99 452376 1185556 240 02:00:04 5380152 7350716 430200 5.29 69416 2073220 680380 7.41 631228 1848008 179036 Average: 6109494 7501723 311391 3.83 38874 1552544 560106 6.10 485594 1317438 35964 01:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.17 0.10 1.09 0.06 0.00 0.00 0.00 0.00 01:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.67 0.15 0.19 0.12 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.50 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.47 0.26 0.09 0.64 0.00 0.00 0.00 0.00 02:00:04 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:00:04 ens3 33.35 23.29 276.17 5.37 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 7.27 4.81 55.83 1.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37165) 08/13/26 _x86_64_ (2 CPU) 01:05:09 LINUX RESTART (2 CPU) 01:10:06 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.27 0.00 0.09 0.08 0.03 99.53 01:20:01 0 0.33 0.00 0.08 0.14 0.03 99.41 01:20:01 1 0.21 0.00 0.10 0.01 0.03 99.65 01:30:06 all 0.31 0.00 0.19 0.09 0.03 99.39 01:30:06 0 0.37 0.00 0.17 0.17 0.03 99.26 01:30:06 1 0.25 0.00 0.20 0.00 0.02 99.52 01:40:01 all 0.24 0.00 0.08 0.05 0.02 99.60 01:40:01 0 0.42 0.00 0.07 0.09 0.02 99.39 01:40:01 1 0.06 0.00 0.09 0.01 0.03 99.81 01:50:01 all 0.24 0.00 0.08 0.10 0.02 99.56 01:50:01 0 0.29 0.00 0.08 0.19 0.02 99.43 01:50:01 1 0.19 0.00 0.09 0.01 0.03 99.69 02:00:04 all 5.85 0.00 1.02 1.77 0.04 91.31 02:00:04 0 5.93 0.00 1.01 2.06 0.04 90.96 02:00:04 1 5.78 0.00 1.03 1.49 0.03 91.66 Average: all 1.39 0.00 0.29 0.42 0.03 97.87 Average: 0 1.48 0.00 0.28 0.53 0.03 97.68 Average: 1 1.31 0.00 0.30 0.31 0.03 98.06