---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27265 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 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 782 5100 4 2352 7159 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:42:fb:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80923sec preferred_lft 80923sec inet6 fe80::f816:3eff:fe42:fb18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27265) 06/14/26 _x86_64_ (2 CPU) 00:35:57 LINUX RESTART (2 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:13 1.43 0.02 1.40 0.00 1.23 16.39 0.12 01:00:13 1.61 0.01 1.59 0.01 0.05 19.08 436.03 01:10:13 14.59 0.26 1.77 12.56 32.17 76.01 109119.68 01:20:13 1.42 0.00 1.40 0.02 0.01 16.64 1.20 01:30:13 1.51 0.00 1.48 0.03 0.00 17.96 436.79 01:40:06 1.79 0.40 1.37 0.02 16.00 48.09 1.11 01:50:13 24.65 2.58 19.78 2.30 209.41 3429.35 1550.23 02:00:13 1.68 0.00 1.64 0.04 0.00 71.68 1.64 Average: 6.11 0.41 3.83 1.87 32.61 466.23 13938.00 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:13 6289244 7535424 285104 3.51 30592 1421484 530788 5.78 446772 1183412 204 01:00:13 6293112 7539840 280604 3.45 30792 1421820 530856 5.78 447000 1183940 184 01:10:13 6248552 7522468 297456 3.66 31140 1448288 531004 5.78 456316 1201652 152 01:20:13 6248328 7522792 297164 3.65 31360 1448600 531424 5.79 457004 1202192 128 01:30:13 6241196 7516372 303532 3.73 31592 1449064 531432 5.79 457008 1202760 204 01:40:06 6236316 7526576 293004 3.60 31936 1463744 547720 5.97 481284 1216248 316 01:50:13 5206600 7408192 358952 4.41 87016 2275016 655704 7.14 597276 2038568 312 02:00:13 5184156 7401024 365992 4.50 87220 2290132 657056 7.16 599016 2053844 380 Average: 5993438 7496586 310226 3.81 45206 1652268 564498 6.15 492710 1410327 235 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:13 ens3 1.47 0.11 0.17 0.06 0.00 0.00 0.00 0.00 01:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:13 ens3 0.46 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:10:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 1.59 0.30 13.86 0.05 0.00 0.00 0.00 0.00 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.60 0.28 0.64 0.59 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 0.32 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 8.88 5.21 20.27 2.82 0.00 0.00 0.00 0.00 01:50:13 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:13 ens3 77.42 55.44 295.82 10.47 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 44.27 41.50 9.94 5.66 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 16.96 12.93 42.95 2.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27265) 06/14/26 _x86_64_ (2 CPU) 00:35:57 LINUX RESTART (2 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:13 all 0.25 0.00 0.08 0.01 0.03 99.63 00:50:13 0 0.41 0.00 0.05 0.00 0.02 99.51 00:50:13 1 0.10 0.00 0.10 0.02 0.04 99.75 01:00:13 all 0.26 0.00 0.16 0.01 0.07 99.49 01:00:13 0 0.41 0.00 0.15 0.01 0.07 99.37 01:00:13 1 0.12 0.00 0.17 0.02 0.08 99.61 01:10:13 all 0.35 0.00 0.11 0.05 0.03 99.46 01:10:13 0 0.25 0.00 0.14 0.08 0.04 99.49 01:10:13 1 0.45 0.00 0.08 0.01 0.03 99.43 01:20:13 all 0.26 0.00 0.07 0.01 0.03 99.63 01:20:13 0 0.06 0.00 0.09 0.01 0.04 99.81 01:20:13 1 0.45 0.00 0.06 0.01 0.03 99.45 01:30:13 all 0.19 0.00 0.15 0.01 0.04 99.62 01:30:13 0 0.06 0.00 0.15 0.01 0.05 99.74 01:30:13 1 0.31 0.00 0.15 0.02 0.03 99.50 01:40:06 all 0.49 0.00 0.09 0.02 0.04 99.37 01:40:06 0 0.29 0.00 0.10 0.02 0.05 99.55 01:40:06 1 0.69 0.00 0.08 0.02 0.03 99.19 01:50:13 all 14.12 0.00 1.83 0.52 0.07 83.47 01:50:13 0 14.43 0.00 1.80 0.54 0.07 83.16 01:50:13 1 13.80 0.00 1.86 0.50 0.08 83.77 02:00:13 all 6.02 0.00 0.59 0.01 0.08 93.30 02:00:13 0 5.03 0.00 0.56 0.01 0.08 94.32 02:00:13 1 7.02 0.00 0.62 0.02 0.08 92.27 Average: all 2.75 0.00 0.38 0.08 0.05 96.74 Average: 0 2.62 0.00 0.38 0.08 0.05 96.86 Average: 1 2.87 0.00 0.39 0.08 0.05 96.62