---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39261 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 21% / 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 738 5206 4 2290 7203 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:f9:fe:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82127sec preferred_lft 82127sec inet6 fe80::f816:3eff:fef9:fe0f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39261) 07/27/26 _x86_64_ (2 CPU) 01:47:59 LINUX RESTART (2 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:10 1.51 0.02 1.46 0.02 1.23 18.54 431.71 02:10:10 1.92 0.26 1.64 0.01 32.08 76.61 0.43 02:20:07 1.24 0.00 1.24 0.00 0.01 14.84 0.00 02:30:07 14.02 0.00 1.45 12.56 0.15 17.59 109551.79 02:40:10 1.22 0.00 1.22 0.00 0.00 14.74 0.00 02:50:09 1.68 0.40 1.28 0.00 15.86 46.87 0.00 Average: 3.59 0.12 1.38 2.10 8.20 31.50 18303.15 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:10 6303816 7555492 265004 3.26 30640 1426660 527632 5.75 437584 1187500 188 02:10:10 6245356 7524668 295436 3.63 31008 1453568 527688 5.75 446732 1205712 208 02:20:07 6245356 7525168 294932 3.63 31172 1453892 527752 5.75 447184 1206200 168 02:30:07 6254328 7534728 285080 3.51 31348 1454272 527752 5.75 447260 1206720 184 02:40:10 6269684 7550568 269240 3.31 31492 1454600 527972 5.75 447320 1207196 120 02:50:09 6235848 7531912 287532 3.54 31804 1469404 545348 5.94 478116 1220652 220 Average: 6259065 7537089 282871 3.48 31244 1452066 530691 5.78 450699 1205663 181 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 1.26 0.12 0.30 0.06 0.00 0.00 0.00 0.00 02:10:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 0.57 0.21 3.22 0.03 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.34 0.05 0.48 0.04 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.30 0.03 1.11 0.01 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 0.31 0.08 0.10 0.03 0.00 0.00 0.00 0.00 02:50:09 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 10.67 5.32 20.10 3.11 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.23 0.96 4.21 0.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39261) 07/27/26 _x86_64_ (2 CPU) 01:47:59 LINUX RESTART (2 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:10 all 0.33 0.00 0.18 0.02 0.02 99.45 02:00:10 0 0.42 0.00 0.18 0.03 0.01 99.36 02:00:10 1 0.25 0.00 0.18 0.01 0.02 99.54 02:10:10 all 0.35 0.00 0.12 0.02 0.07 99.44 02:10:10 0 0.42 0.00 0.12 0.03 0.04 99.39 02:10:10 1 0.29 0.00 0.12 0.02 0.09 99.49 02:20:07 all 0.26 0.00 0.08 0.46 0.01 99.18 02:20:07 0 0.36 0.00 0.08 0.00 0.01 99.55 02:20:07 1 0.16 0.00 0.09 0.93 0.02 98.81 02:30:07 all 0.27 0.00 0.17 0.06 0.12 99.38 02:30:07 0 0.17 0.00 0.19 0.06 0.08 99.51 02:30:07 1 0.38 0.00 0.15 0.06 0.17 99.25 02:40:10 all 0.23 0.00 0.08 0.12 0.01 99.56 02:40:10 0 0.20 0.00 0.08 0.09 0.01 99.62 02:40:10 1 0.27 0.00 0.08 0.15 0.01 99.49 02:50:09 all 0.53 0.00 0.10 0.20 0.01 99.16 02:50:09 0 0.39 0.00 0.11 0.18 0.02 99.31 02:50:09 1 0.67 0.00 0.09 0.22 0.01 99.02 Average: all 0.33 0.00 0.12 0.15 0.04 99.36 Average: 0 0.33 0.00 0.13 0.06 0.03 99.46 Average: 1 0.34 0.00 0.12 0.23 0.05 99.27