---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29947 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 7.9G 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 774 5126 4 2338 7167 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:91:51:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72754sec preferred_lft 72754sec inet6 fe80::f816:3eff:fe91:51dc/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-29947) 03/26/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.79 0.02 1.76 0.01 0.81 21.59 0.23 00:20:02 1.85 0.11 1.72 0.03 3.08 23.95 588.82 00:30:08 1.88 0.00 1.87 0.01 0.00 21.04 0.30 00:40:08 20.39 2.96 15.59 1.84 222.79 2323.46 392.55 00:50:07 4.54 0.05 4.11 0.38 3.77 796.62 266.21 01:00:08 1.94 0.00 1.92 0.02 0.00 28.97 0.36 01:10:08 1.50 0.00 1.49 0.00 0.00 131.60 395.95 01:20:01 1.62 0.00 1.60 0.01 0.00 35.43 1.24 01:30:08 1.85 0.00 1.81 0.04 0.00 26.51 2.33 Average: 4.15 0.35 3.54 0.26 25.60 378.65 182.47 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6123784 7521456 287332 3.53 54508 1539060 733820 7.99 476232 1309096 416 00:20:02 6150780 7510232 298472 3.67 54660 1500652 731720 7.97 474952 1270616 356 00:30:08 6138464 7498496 310204 3.81 54768 1501100 731724 7.97 475132 1271044 396 00:40:08 5218480 7397456 364052 4.48 102956 2231656 813392 8.86 606172 2005132 193620 00:50:07 5145156 7331864 429512 5.28 103760 2238356 858736 9.35 627940 2012184 256 01:00:08 5163084 7352248 409068 5.03 103896 2240676 869328 9.47 630056 2014640 132 01:10:08 5101912 7325896 435372 5.35 103976 2275356 889912 9.69 648848 2049400 284 01:20:01 5076596 7306140 455052 5.60 104100 2280736 927688 10.10 676524 2054896 268 01:30:08 5080380 7312184 448932 5.52 104196 2282860 894424 9.74 654072 2056996 340 Average: 5466515 7395108 382000 4.70 87424 2010050 827860 9.02 585548 1782667 21785 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.25 0.09 0.09 0.04 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.23 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:08 ens3 0.47 0.11 0.16 0.09 0.00 0.00 0.00 0.00 00:40:08 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 00:40:08 ens3 39.13 26.93 292.48 8.65 0.00 0.00 0.00 0.00 00:50:07 lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 00:50:07 ens3 44.13 34.50 229.32 6.13 0.00 0.00 0.00 0.00 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 11.22 10.32 61.61 1.26 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 7.85 6.79 73.28 0.81 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 18.96 18.23 171.60 2.10 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 17.69 17.01 193.71 1.42 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 15.54 12.67 113.59 2.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29947) 03/26/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.24 0.00 0.10 0.01 0.04 99.61 00:10:07 0 0.16 0.00 0.10 0.01 0.04 99.69 00:10:07 1 0.32 0.00 0.10 0.02 0.03 99.53 00:20:02 all 0.65 0.00 0.22 0.02 0.03 99.08 00:20:02 0 0.59 0.00 0.23 0.02 0.04 99.13 00:20:02 1 0.72 0.00 0.21 0.02 0.03 99.03 00:30:08 all 0.26 0.00 0.16 0.01 0.03 99.54 00:30:08 0 0.24 0.00 0.15 0.01 0.03 99.57 00:30:08 1 0.27 0.00 0.18 0.00 0.03 99.52 00:40:08 all 9.28 0.00 1.38 0.86 0.05 88.42 00:40:08 0 9.85 0.00 1.62 1.12 0.06 87.35 00:40:08 1 8.70 0.00 1.15 0.60 0.05 89.50 00:50:07 all 2.37 0.00 0.47 0.07 0.07 97.03 00:50:07 0 1.50 0.00 0.38 0.03 0.06 98.03 00:50:07 1 3.24 0.00 0.56 0.11 0.07 96.02 01:00:08 all 2.01 0.00 0.35 0.01 0.07 97.56 01:00:08 0 1.83 0.00 0.30 0.02 0.05 97.80 01:00:08 1 2.19 0.00 0.41 0.00 0.09 97.31 01:10:08 all 7.27 0.00 0.63 0.01 0.08 92.01 01:10:08 0 5.02 0.00 0.47 0.01 0.08 94.42 01:10:08 1 9.48 0.00 0.79 0.01 0.08 89.64 01:20:01 all 1.95 0.00 0.31 0.01 0.07 97.66 01:20:01 0 1.91 0.00 0.34 0.01 0.06 97.69 01:20:01 1 1.99 0.00 0.29 0.02 0.08 97.63 01:30:08 all 0.95 0.00 0.35 0.01 0.07 98.62 01:30:08 0 0.92 0.00 0.40 0.01 0.07 98.60 01:30:08 1 0.99 0.00 0.30 0.01 0.07 98.63 Average: all 2.77 0.00 0.44 0.11 0.06 96.62 Average: 0 2.44 0.00 0.44 0.14 0.05 96.93 Average: 1 3.09 0.00 0.44 0.09 0.06 96.32