---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29975 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 758 5206 4 2269 7183 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:a2:0f:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80877sec preferred_lft 80877sec inet6 fe80::f816:3eff:fea2:f4a/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-29975) 06/24/26 _x86_64_ (2 CPU) 00:42:08 LINUX RESTART (2 CPU) 00:50:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.38 0.01 1.35 0.02 0.06 17.45 463.58 01:10:44 1.81 0.24 1.54 0.03 29.86 71.64 1.44 01:20:44 1.38 0.00 1.38 0.00 0.01 16.11 0.24 01:30:01 1.57 0.00 1.56 0.01 0.00 18.49 469.50 01:40:34 1.36 0.00 1.36 0.00 0.00 16.05 0.00 01:50:42 1.83 0.40 1.43 0.00 15.64 47.82 0.00 02:00:01 24.58 2.78 19.28 2.51 226.97 3746.19 1615.52 02:10:04 1.32 0.00 1.31 0.00 0.00 21.27 0.05 Average: 4.23 0.41 3.52 0.30 32.68 466.66 299.63 00:50:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6293920 7540804 279640 3.44 30668 1421876 530556 5.78 445352 1183480 264 01:10:44 6239028 7513280 306776 3.77 31052 1448520 530588 5.78 454744 1201432 152 01:20:44 6246928 7521688 298288 3.67 31224 1448848 530800 5.78 456360 1201932 148 01:30:01 6252696 7527964 291980 3.59 31404 1449144 530800 5.78 456080 1202408 264 01:40:34 6252696 7528636 291304 3.58 31580 1449632 530832 5.78 456380 1202944 164 01:50:42 6227552 7518564 301036 3.70 31884 1464324 547072 5.96 485948 1216420 212 02:00:01 5186040 7384068 383080 4.71 87008 2271204 641208 6.98 599372 2034384 240 02:10:04 5157160 7357196 409956 5.04 87132 2273088 656700 7.15 606836 2036392 208 Average: 5982002 7486525 320258 3.94 45244 1653330 562320 6.12 495134 1409924 206 00:50:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.82 0.07 0.12 0.04 0.00 0.00 0.00 0.00 01:10:44 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:44 ens3 1.13 0.41 8.26 0.06 0.00 0.00 0.00 0.00 01:20:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:44 ens3 1.03 0.10 1.02 0.07 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 0.23 0.05 0.04 0.02 0.00 0.00 0.00 0.00 01:40:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:34 ens3 0.33 0.07 0.10 0.06 0.00 0.00 0.00 0.00 01:50:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:42 ens3 12.40 5.86 19.96 3.18 0.00 0.00 0.00 0.00 02:00:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 65.83 46.09 329.91 9.76 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 10.96 8.94 71.76 0.88 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 11.14 7.38 51.62 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29975) 06/24/26 _x86_64_ (2 CPU) 00:42:08 LINUX RESTART (2 CPU) 00:50:36 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.26 0.00 0.17 0.01 0.03 99.54 01:00:01 0 0.26 0.00 0.16 0.01 0.02 99.55 01:00:01 1 0.25 0.00 0.18 0.01 0.03 99.53 01:10:44 all 0.35 0.00 0.10 0.02 0.03 99.50 01:10:44 0 0.24 0.00 0.14 0.03 0.03 99.56 01:10:44 1 0.45 0.00 0.06 0.01 0.02 99.45 01:20:44 all 0.27 0.00 0.08 0.01 0.03 99.61 01:20:44 0 0.05 0.00 0.09 0.01 0.03 99.82 01:20:44 1 0.50 0.00 0.06 0.01 0.03 99.41 01:30:01 all 0.24 0.00 0.15 0.01 0.03 99.56 01:30:01 0 0.21 0.00 0.16 0.01 0.03 99.58 01:30:01 1 0.27 0.00 0.14 0.01 0.03 99.55 01:40:34 all 0.26 0.00 0.07 0.01 0.03 99.63 01:40:34 0 0.30 0.00 0.06 0.00 0.03 99.61 01:40:34 1 0.22 0.00 0.08 0.02 0.03 99.65 01:50:42 all 0.47 0.00 0.09 0.02 0.03 99.39 01:50:42 0 0.39 0.00 0.12 0.02 0.03 99.43 01:50:42 1 0.55 0.00 0.06 0.02 0.03 99.34 02:00:01 all 12.40 0.00 1.93 0.54 0.07 85.05 02:00:01 0 11.80 0.00 1.94 0.55 0.08 85.63 02:00:01 1 13.00 0.00 1.92 0.54 0.06 84.48 02:10:04 all 0.82 0.00 0.19 0.01 0.06 98.91 02:10:04 0 0.71 0.00 0.24 0.01 0.07 98.97 02:10:04 1 0.93 0.00 0.15 0.02 0.05 98.85 Average: all 1.79 0.00 0.33 0.08 0.04 97.76 Average: 0 1.66 0.00 0.35 0.08 0.04 97.88 Average: 1 1.93 0.00 0.32 0.07 0.03 97.65