---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16086 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 742 5220 4 2267 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:13:4b:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79272sec preferred_lft 79272sec inet6 fe80::f816:3eff:fe13:4bcb/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-16086) 05/18/26 _x86_64_ (2 CPU) 00:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:05 1.45 0.01 1.41 0.03 0.81 17.24 436.33 00:20:06 14.29 0.12 1.61 12.56 3.62 20.51 109516.95 00:30:04 1.60 0.00 1.58 0.02 0.00 19.16 874.45 00:40:06 23.11 3.01 17.88 2.23 226.82 3176.85 560.19 00:50:06 1.42 0.01 1.41 0.00 0.77 27.50 0.15 01:00:07 1.56 0.00 1.54 0.02 0.00 24.70 1.03 01:10:04 1.34 0.00 1.33 0.01 0.00 132.71 384.36 01:20:06 1.34 0.00 1.34 0.00 0.00 33.15 0.12 01:30:06 1.70 0.00 1.68 0.02 0.00 26.57 1.04 Average: 5.32 0.35 3.31 1.66 25.86 387.49 12434.41 00:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:05 6261036 7539928 279868 3.44 31352 1452764 716092 7.80 458192 1205764 200 00:20:06 6242592 7522220 297324 3.66 31696 1453072 715380 7.79 458352 1206172 180 00:30:04 6241416 7521696 297844 3.66 31884 1453528 716148 7.80 462432 1206688 180 00:40:06 5316648 7439476 331484 4.08 85416 2201108 750472 8.17 548860 1962244 80 00:50:06 5231300 7357268 413700 5.09 85544 2204196 849912 9.26 614052 1965460 148 01:00:07 5241900 7369816 401172 4.93 85696 2206004 853196 9.29 616412 1967416 352 01:10:04 5206100 7369156 401748 4.94 85848 2240916 854260 9.30 618116 2002484 224 01:20:06 5121080 7289968 480872 5.91 85972 2246560 908880 9.90 672400 2008120 276 01:30:06 5153644 7324628 446192 5.49 86132 2248468 875476 9.54 638876 2010192 184 Average: 5557302 7414906 372245 4.58 67727 1967402 804424 8.76 565299 1726060 203 00:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:05 ens3 0.30 0.04 0.07 0.03 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.22 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:04 ens3 0.42 0.21 0.12 0.55 0.00 0.00 0.00 0.00 00:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 61.45 42.36 301.47 11.08 0.00 0.00 0.00 0.00 00:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:06 ens3 25.66 21.13 224.61 2.36 0.00 0.00 0.00 0.00 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 9.36 8.38 61.29 0.91 0.00 0.00 0.00 0.00 01:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 13.99 12.43 157.61 1.21 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 17.09 16.38 141.45 1.95 0.00 0.00 0.00 0.00 01:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 13.54 13.14 140.26 1.17 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 15.80 12.69 114.17 2.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16086) 05/18/26 _x86_64_ (2 CPU) 00:00:04 CPU %user %nice %system %iowait %steal %idle 00:10:05 all 0.25 0.00 0.11 0.08 0.03 99.54 00:10:05 0 0.18 0.00 0.12 0.09 0.03 99.59 00:10:05 1 0.32 0.00 0.10 0.07 0.03 99.49 00:20:06 all 0.47 0.00 0.21 0.03 0.03 99.26 00:20:06 0 0.30 0.00 0.25 0.05 0.04 99.36 00:20:06 1 0.64 0.00 0.17 0.01 0.02 99.15 00:30:04 all 0.27 0.00 0.16 0.01 0.03 99.52 00:30:04 0 0.15 0.00 0.16 0.01 0.03 99.65 00:30:04 1 0.40 0.00 0.17 0.01 0.03 99.39 00:40:06 all 10.60 0.00 1.62 0.55 0.05 87.19 00:40:06 0 12.71 0.00 1.74 0.64 0.05 84.86 00:40:06 1 8.48 0.00 1.50 0.46 0.04 89.51 00:50:06 all 1.31 0.00 0.31 0.02 0.07 98.30 00:50:06 0 1.43 0.00 0.27 0.01 0.06 98.23 00:50:06 1 1.19 0.00 0.35 0.02 0.08 98.36 01:00:07 all 2.75 0.00 0.42 0.01 0.07 96.76 01:00:07 0 2.68 0.00 0.41 0.01 0.07 96.83 01:00:07 1 2.81 0.00 0.43 0.01 0.07 96.69 01:10:04 all 4.93 0.00 0.53 0.02 0.08 94.45 01:10:04 0 4.35 0.00 0.55 0.02 0.09 94.99 01:10:04 1 5.51 0.00 0.50 0.01 0.06 93.91 01:20:06 all 1.94 0.00 0.30 0.01 0.08 97.67 01:20:06 0 2.20 0.00 0.34 0.00 0.07 97.39 01:20:06 1 1.69 0.00 0.26 0.01 0.08 97.96 01:30:06 all 0.96 0.00 0.31 0.01 0.10 98.62 01:30:06 0 1.05 0.00 0.38 0.01 0.13 98.44 01:30:06 1 0.88 0.00 0.24 0.01 0.07 98.80 Average: all 2.60 0.00 0.44 0.08 0.06 96.82 Average: 0 2.78 0.00 0.47 0.09 0.06 96.59 Average: 1 2.43 0.00 0.41 0.07 0.05 97.04