---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8094 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: 5600.00 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 8.1G 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 802 5037 4 2398 7138 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:b8:af:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79521sec preferred_lft 79521sec inet6 fe80::f816:3eff:feb8:aff2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8094) 04/26/26 _x86_64_ (2 CPU) 00:15:37 LINUX RESTART (2 CPU) 00:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:20 10.60 1.38 7.98 1.24 111.37 1083.59 440.62 00:40:22 1.42 0.01 1.37 0.04 0.05 19.26 1.36 00:50:01 1.54 0.02 1.49 0.03 0.62 21.19 0.84 01:00:08 1.56 0.00 1.55 0.02 0.00 22.31 0.22 01:10:22 1.83 0.31 1.51 0.01 38.14 75.48 0.21 01:20:01 1.47 0.01 1.45 0.01 1.09 24.10 0.06 01:30:22 14.62 0.00 1.61 13.01 0.14 25.28 103190.30 01:40:08 1.35 0.00 1.35 0.00 0.00 20.33 0.00 01:50:01 1.22 0.00 1.22 0.00 0.00 18.70 0.00 02:00:18 1.46 0.00 1.45 0.01 0.00 22.30 0.22 Average: 3.78 0.18 2.12 1.48 15.53 136.43 10692.25 00:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:20 5292524 7375892 396144 4.87 84752 2163272 639764 6.97 601820 1933360 124 00:40:22 5289328 7373864 398016 4.89 84976 2164216 642440 7.00 604072 1934528 124 00:50:01 5275644 7361736 410140 5.04 85144 2165604 642440 7.00 604432 1935964 120 01:00:08 5283316 7370856 400948 4.93 85300 2166888 643456 7.01 605244 1937404 188 01:10:22 5224660 7341856 429564 5.28 85588 2196148 845972 9.21 622324 1955888 212 01:20:01 5225632 7345544 426084 5.24 85756 2198692 644544 7.02 618244 1958160 284 01:30:22 5240356 7362524 409112 5.03 85924 2200764 644556 7.02 618112 1960372 312 01:40:08 5253264 7376864 394772 4.85 86068 2202052 644564 7.02 618272 1961804 148 01:50:01 5252508 7377492 394144 4.85 86184 2203320 644556 7.02 618308 1963188 280 02:00:18 5241448 7368080 403456 4.96 86356 2204784 644692 7.02 618408 1964824 156 Average: 5257868 7365471 406238 5.00 85605 2186574 663698 7.23 612924 1950549 195 00:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:20 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 00:30:20 ens3 6.53 4.76 34.23 1.46 0.00 0.00 0.00 0.00 00:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:22 ens3 2.09 0.26 0.46 0.20 0.00 0.00 0.00 0.00 00:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.22 0.16 0.15 0.06 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 0.50 0.13 0.09 0.05 0.00 0.00 0.00 0.00 01:10:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 0.79 0.38 3.10 0.07 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 0.87 0.18 0.83 0.08 0.00 0.00 0.00 0.00 01:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.42 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.61 0.21 0.17 0.11 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 3.58 0.29 0.63 0.21 0.00 0.00 0.00 0.00 02:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:18 ens3 1.68 0.30 0.21 0.10 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.84 0.69 4.10 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8094) 04/26/26 _x86_64_ (2 CPU) 00:15:37 LINUX RESTART (2 CPU) 00:20:01 CPU %user %nice %system %iowait %steal %idle 00:30:20 all 5.46 0.00 0.89 0.22 0.08 93.35 00:30:20 0 4.86 0.00 0.79 0.22 0.07 94.05 00:30:20 1 6.06 0.00 0.98 0.22 0.10 92.64 00:40:22 all 0.57 0.00 0.14 0.01 0.08 99.20 00:40:22 0 0.59 0.00 0.14 0.01 0.08 99.18 00:40:22 1 0.55 0.00 0.13 0.02 0.08 99.21 00:50:01 all 0.67 0.00 0.14 0.01 0.08 99.10 00:50:01 0 0.79 0.00 0.18 0.01 0.12 98.90 00:50:01 1 0.55 0.00 0.09 0.01 0.04 99.31 01:00:08 all 0.63 0.00 0.20 0.01 0.09 99.07 01:00:08 0 0.70 0.00 0.22 0.01 0.10 98.98 01:00:08 1 0.55 0.00 0.18 0.02 0.08 99.17 01:10:22 all 0.73 0.00 0.15 0.12 0.07 98.93 01:10:22 0 0.85 0.00 0.19 0.18 0.09 98.69 01:10:22 1 0.60 0.00 0.11 0.07 0.05 99.17 01:20:01 all 0.79 0.00 0.13 0.18 0.05 98.85 01:20:01 0 0.84 0.00 0.17 0.06 0.07 98.86 01:20:01 1 0.74 0.00 0.10 0.29 0.03 98.83 01:30:22 all 0.73 0.00 0.21 0.03 0.05 98.97 01:30:22 0 0.83 0.00 0.23 0.05 0.07 98.81 01:30:22 1 0.63 0.00 0.19 0.01 0.03 99.13 01:40:08 all 0.60 0.00 0.12 0.01 0.06 99.21 01:40:08 0 0.77 0.00 0.14 0.00 0.08 99.01 01:40:08 1 0.44 0.00 0.10 0.01 0.04 99.41 01:50:01 all 0.65 0.00 0.12 0.07 0.06 99.10 01:50:01 0 0.64 0.00 0.11 0.02 0.05 99.17 01:50:01 1 0.65 0.00 0.14 0.12 0.06 99.03 02:00:18 all 0.67 0.00 0.21 0.01 0.06 99.04 02:00:18 0 0.59 0.00 0.23 0.00 0.06 99.11 02:00:18 1 0.76 0.00 0.20 0.01 0.05 98.97 Average: all 1.16 0.00 0.23 0.07 0.07 98.47 Average: 0 1.16 0.00 0.24 0.06 0.08 98.46 Average: 1 1.17 0.00 0.23 0.08 0.06 98.47