---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8459 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 8.2G 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 768 4922 4 2550 7173 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:83:29:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 45754sec preferred_lft 45754sec inet6 fe80::f816:3eff:fe83:2927/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8459) 04/28/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:24 1.70 0.01 1.67 0.01 0.78 19.82 416.30 00:20:14 1.84 0.11 1.71 0.03 3.11 21.74 286.78 00:30:24 1.50 0.00 1.48 0.02 0.00 17.43 425.99 00:40:14 22.87 3.07 17.51 2.29 229.92 3199.15 634.34 00:50:24 1.36 0.00 1.36 0.00 0.00 15.87 0.12 01:00:04 1.68 0.00 1.66 0.02 0.00 20.77 0.23 01:10:24 1.55 0.00 1.55 0.01 0.00 169.95 1.29 01:20:14 1.74 0.00 1.73 0.02 0.00 316.66 2.49 01:30:01 1.55 0.00 1.54 0.02 0.00 19.25 0.23 Average: 3.94 0.35 3.32 0.26 25.55 416.39 197.29 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:24 6169328 7533764 275944 3.39 44492 1516360 729948 7.95 469100 1276916 344 00:20:14 6154272 7501668 307916 3.79 44668 1499080 728440 7.93 468584 1259596 204 00:30:24 6153860 7501772 307720 3.78 44836 1499412 728504 7.93 468340 1260096 268 00:40:14 5063080 7249164 512304 6.30 96076 2245324 957300 10.43 732884 2012128 124 00:50:24 4966080 7152596 608932 7.49 96156 2245708 1053376 11.47 828092 2012596 184 01:00:04 4932516 7119768 641676 7.89 96268 2246340 1102792 12.01 860420 2013208 264 01:10:24 5005540 7247624 513580 6.32 96400 2300780 997516 10.86 756512 2067776 6944 01:20:14 4747100 7072056 687832 8.46 96564 2382356 1135772 12.37 894868 2149516 172 01:30:01 4505024 6830604 929220 11.43 96700 2382820 1136448 12.38 895068 2150124 176 Average: 5299644 7245446 531680 6.54 79129 2035353 952233 10.37 708208 1800217 964 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:24 ens3 0.20 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:14 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:14 ens3 0.34 0.10 0.11 0.06 0.00 0.00 0.00 0.00 00:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:24 ens3 0.58 0.16 0.21 0.13 0.00 0.00 0.00 0.00 00:40:14 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:14 ens3 89.37 64.02 657.71 13.63 0.00 0.00 0.00 0.00 00:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:24 ens3 22.33 18.35 300.28 1.34 0.00 0.00 0.00 0.00 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 78.96 74.46 1239.16 4.89 0.00 0.00 0.00 0.00 01:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:24 ens3 30.74 28.23 458.60 1.90 0.00 0.00 0.00 0.00 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 28.40 27.34 481.07 1.85 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 17.25 16.58 277.05 1.14 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 29.40 25.13 374.23 2.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8459) 04/28/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:24 all 0.22 0.00 0.10 0.01 0.04 99.63 00:10:24 0 0.07 0.00 0.12 0.01 0.05 99.75 00:10:24 1 0.38 0.00 0.07 0.01 0.02 99.51 00:20:14 all 0.53 0.00 0.20 0.01 0.04 99.21 00:20:14 0 0.76 0.00 0.19 0.01 0.03 99.02 00:20:14 1 0.31 0.00 0.22 0.02 0.05 99.40 00:30:24 all 0.23 0.00 0.15 0.01 0.03 99.57 00:30:24 0 0.33 0.00 0.13 0.01 0.02 99.50 00:30:24 1 0.13 0.00 0.17 0.01 0.05 99.65 00:40:14 all 10.89 0.00 1.72 0.44 0.06 86.89 00:40:14 0 10.97 0.00 1.53 0.40 0.06 87.03 00:40:14 1 10.81 0.00 1.91 0.48 0.06 86.75 00:50:24 all 0.48 0.00 0.21 0.01 0.07 99.23 00:50:24 0 0.48 0.00 0.11 0.01 0.04 99.35 00:50:24 1 0.48 0.00 0.31 0.00 0.10 99.11 01:00:04 all 1.08 0.00 0.63 0.01 0.08 98.20 01:00:04 0 1.43 0.00 0.80 0.00 0.06 97.70 01:00:04 1 0.73 0.00 0.47 0.02 0.09 98.69 01:10:24 all 0.82 0.00 0.26 0.01 0.08 98.83 01:10:24 0 0.86 0.00 0.25 0.01 0.09 98.79 01:10:24 1 0.77 0.00 0.28 0.01 0.07 98.86 01:20:14 all 0.84 0.00 0.27 0.02 0.08 98.79 01:20:14 0 0.76 0.00 0.19 0.01 0.07 98.97 01:20:14 1 0.91 0.00 0.35 0.02 0.10 98.62 01:30:01 all 0.58 0.00 0.33 0.01 0.07 99.02 01:30:01 0 0.58 0.00 0.30 0.01 0.06 99.05 01:30:01 1 0.58 0.00 0.35 0.01 0.08 98.98 Average: all 1.72 0.00 0.43 0.06 0.06 97.74 Average: 0 1.78 0.00 0.40 0.05 0.05 97.72 Average: 1 1.66 0.00 0.45 0.06 0.07 97.76