---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-40236 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 8.2G 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 758 5004 4 2479 7183 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:5c:61:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83793sec preferred_lft 83793sec inet6 fe80::f816:3eff:fe5c:617b/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-40236) 08/23/26 _x86_64_ (2 CPU) 00:38:33 LINUX RESTART (2 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 21.55 1.50 17.85 2.20 127.10 3047.60 696.43 01:00:01 1.57 0.01 1.54 0.03 0.05 27.61 0.92 01:10:00 1.18 0.00 1.18 0.00 0.00 16.97 0.00 01:20:03 2.28 0.70 1.57 0.01 93.68 76.96 55.84 Average: 6.65 0.55 5.54 0.56 55.34 792.90 188.49 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 5228784 7409208 359164 4.42 85620 2255132 603112 6.57 577948 2027720 300 01:00:01 5224284 7407672 360492 4.43 85812 2257896 607224 6.61 582676 2030684 212 01:10:00 5225620 7410224 357940 4.40 85952 2258972 607304 6.61 582804 2031900 164 01:20:03 5154088 7368112 399596 4.91 86360 2287908 802748 8.74 599480 2050928 216 Average: 5208194 7398804 369298 4.54 85936 2264977 655097 7.14 585727 2035308 223 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:50:03 ens3 21.32 13.93 181.68 2.71 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.40 0.22 0.23 0.09 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 2.85 0.43 0.43 0.17 0.00 0.00 0.00 0.00 01:20:03 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 1.36 0.48 3.40 0.12 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 6.74 3.77 46.47 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40236) 08/23/26 _x86_64_ (2 CPU) 00:38:33 LINUX RESTART (2 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 10.05 0.00 1.38 0.33 0.07 88.17 00:50:03 0 9.70 0.00 1.41 0.42 0.07 88.40 00:50:03 1 10.39 0.00 1.35 0.24 0.07 87.95 01:00:01 all 1.20 0.00 0.22 0.01 0.08 98.50 01:00:01 0 0.66 0.00 0.21 0.01 0.05 99.07 01:00:01 1 1.74 0.00 0.22 0.01 0.11 97.93 01:10:00 all 0.91 0.00 0.12 0.01 0.07 98.88 01:10:00 0 0.60 0.00 0.10 0.01 0.05 99.24 01:10:00 1 1.23 0.00 0.15 0.01 0.10 98.52 01:20:03 all 0.92 0.00 0.15 0.03 0.07 98.83 01:20:03 0 1.14 0.00 0.17 0.02 0.09 98.57 01:20:03 1 0.70 0.00 0.12 0.04 0.06 99.08 Average: all 3.27 0.00 0.47 0.09 0.07 96.09 Average: 0 3.03 0.00 0.47 0.11 0.07 96.32 Average: 1 3.52 0.00 0.46 0.07 0.08 95.86