---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12575 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 764 5203 4 2262 7177 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:ef:76:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79377sec preferred_lft 79377sec inet6 fe80::f816:3eff:feef:76e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12575) 05/11/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.46 0.02 1.42 0.03 0.83 17.82 443.63 00:20:09 1.53 0.11 1.39 0.02 3.43 18.26 398.03 00:30:09 1.34 0.00 1.32 0.02 0.00 16.67 654.38 00:40:01 22.96 3.33 17.37 2.26 263.05 3238.94 574.78 00:50:09 1.40 0.00 1.39 0.01 1.04 23.03 0.34 01:00:09 1.50 0.00 1.48 0.02 0.00 23.20 0.52 01:10:01 1.47 0.00 1.47 0.01 0.00 136.19 408.36 01:20:09 1.46 0.00 1.45 0.01 0.00 35.49 0.30 01:30:09 3.60 0.00 1.50 2.10 0.00 24.77 1696.11 Average: 4.05 0.38 3.17 0.49 29.41 387.50 462.46 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6293792 7542064 278052 3.42 31136 1422996 529004 5.76 445456 1184532 244 00:20:09 6270296 7519260 300664 3.70 31468 1423292 528028 5.75 445684 1184944 140 00:30:09 6273300 7522900 297004 3.65 31644 1423744 530240 5.78 448576 1185440 196 00:40:01 5295844 7414212 356812 4.39 85288 2197088 824924 8.99 595400 1958112 128 00:50:09 5274696 7395472 375764 4.62 85424 2199464 640564 6.98 591652 1960312 264 01:00:09 5249204 7371664 399456 4.91 85560 2201008 659224 7.18 610988 1961992 268 01:10:01 5207520 7366512 404356 4.97 85736 2237280 704288 7.67 603496 1998420 1604 01:20:09 5198872 7362656 408256 5.02 85920 2241808 651704 7.10 601384 2003024 420 01:30:09 5184384 7350052 420820 5.17 86064 2243520 684532 7.46 634008 2004880 288 Average: 5583101 7427199 360132 4.43 67582 1954467 639168 6.96 552960 1715740 395 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.23 0.05 0.05 0.02 0.00 0.00 0.00 0.00 00:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 0.54 0.23 0.15 0.59 0.00 0.00 0.00 0.00 00:40:01 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 66.61 41.59 310.01 11.08 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 23.19 20.06 248.25 1.75 0.00 0.00 0.00 0.00 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 6.29 5.83 33.26 0.73 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 15.79 14.24 159.39 1.59 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 15.84 15.02 139.89 1.62 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 13.07 12.51 139.97 1.11 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 15.69 12.14 114.43 2.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12575) 05/11/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.10 0.02 0.03 99.59 00:10:01 0 0.31 0.00 0.09 0.02 0.03 99.54 00:10:01 1 0.21 0.00 0.12 0.01 0.03 99.63 00:20:09 all 0.47 0.00 0.20 0.01 0.03 99.29 00:20:09 0 0.29 0.00 0.20 0.01 0.04 99.46 00:20:09 1 0.65 0.00 0.20 0.01 0.03 99.12 00:30:09 all 0.30 0.00 0.17 0.26 0.03 99.24 00:30:09 0 0.30 0.00 0.19 0.00 0.03 99.48 00:30:09 1 0.30 0.00 0.16 0.52 0.03 98.99 00:40:01 all 10.95 0.00 1.67 0.54 0.05 86.78 00:40:01 0 9.14 0.00 1.49 0.44 0.05 88.88 00:40:01 1 12.77 0.00 1.85 0.64 0.05 84.68 00:50:09 all 0.97 0.00 0.27 0.03 0.06 98.67 00:50:09 0 1.32 0.00 0.38 0.01 0.08 98.22 00:50:09 1 0.62 0.00 0.15 0.05 0.05 99.13 01:00:09 all 3.86 0.00 0.53 0.01 0.06 95.54 01:00:09 0 2.33 0.00 0.44 0.01 0.07 97.16 01:00:09 1 5.41 0.00 0.63 0.01 0.05 93.90 01:10:01 all 4.61 0.00 0.53 0.04 0.07 94.75 01:10:01 0 7.36 0.00 0.72 0.03 0.06 91.82 01:10:01 1 1.94 0.00 0.34 0.04 0.07 97.61 01:20:09 all 1.55 0.00 0.29 0.01 0.06 98.09 01:20:09 0 1.83 0.00 0.33 0.01 0.06 97.77 01:20:09 1 1.28 0.00 0.24 0.01 0.07 98.41 01:30:09 all 0.86 0.00 0.31 0.01 0.07 98.75 01:30:09 0 0.87 0.00 0.29 0.01 0.06 98.78 01:30:09 1 0.85 0.00 0.33 0.01 0.07 98.73 Average: all 2.62 0.00 0.45 0.10 0.05 96.78 Average: 0 2.60 0.00 0.46 0.06 0.05 96.83 Average: 1 2.64 0.00 0.44 0.14 0.05 96.72