---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38488 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: 5600.00 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 8.1G 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 742 5129 4 2363 7199 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:2c:73:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82954sec preferred_lft 82954sec inet6 fe80::f816:3eff:fe2c:73bc/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-38488) 08/18/26 _x86_64_ (2 CPU) 01:55:53 LINUX RESTART (2 CPU) 02:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.37 0.03 1.34 0.00 1.24 16.07 2.31 02:20:01 1.35 0.01 1.33 0.02 0.07 15.65 20.87 02:30:04 1.48 0.00 1.45 0.03 0.00 17.49 233.26 02:40:04 14.64 0.00 1.38 13.26 0.15 16.44 109087.84 02:50:01 33.49 3.71 27.39 2.39 325.16 3665.90 736.87 Average: 10.45 0.75 6.56 3.14 65.09 743.74 22034.82 02:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6314092 7560376 261056 3.21 30944 1421120 528400 5.76 441556 1184048 236 02:20:01 6312104 7558920 262424 3.23 31152 1421448 528640 5.76 441816 1184580 244 02:30:04 6305468 7552856 268464 3.30 31372 1421772 528640 5.76 441868 1185128 244 02:40:04 6303228 7551200 270056 3.32 31572 1422144 529576 5.77 444464 1185672 224 02:50:01 5157444 7399488 367572 4.52 87704 2314256 836224 9.11 606180 2077596 272 Average: 6078467 7524568 285914 3.52 42549 1600148 590296 6.43 475177 1363405 244 02:00:04 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 0.95 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.24 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.14 0.04 0.03 0.01 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 6.20 3.68 4.19 3.64 0.00 0.00 0.00 0.00 02:50:01 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 02:50:01 ens3 78.76 55.49 346.85 17.51 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 17.20 11.82 70.00 4.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38488) 08/18/26 _x86_64_ (2 CPU) 01:55:53 LINUX RESTART (2 CPU) 02:00:04 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.29 0.00 0.08 0.01 0.03 99.60 02:10:04 0 0.52 0.00 0.06 0.01 0.02 99.40 02:10:04 1 0.05 0.00 0.11 0.01 0.04 99.79 02:20:01 all 0.30 0.00 0.09 0.03 0.02 99.56 02:20:01 0 0.50 0.00 0.06 0.05 0.02 99.38 02:20:01 1 0.09 0.00 0.13 0.00 0.03 99.74 02:30:04 all 0.29 0.00 0.20 0.01 0.02 99.48 02:30:04 0 0.08 0.00 0.20 0.02 0.03 99.68 02:30:04 1 0.50 0.00 0.20 0.00 0.02 99.28 02:40:04 all 0.45 0.00 0.11 0.03 0.02 99.39 02:40:04 0 0.29 0.00 0.13 0.05 0.02 99.51 02:40:04 1 0.61 0.00 0.09 0.01 0.02 99.27 02:50:01 all 15.61 0.00 1.94 0.58 0.06 81.81 02:50:01 0 17.59 0.00 1.94 0.64 0.06 79.77 02:50:01 1 13.63 0.00 1.94 0.53 0.06 83.85 Average: all 3.37 0.00 0.48 0.13 0.03 95.98 Average: 0 3.78 0.00 0.47 0.15 0.03 95.57 Average: 1 2.97 0.00 0.49 0.11 0.03 96.40