---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35277 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 8.3G 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 761 4832 4 2643 7179 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:e4:2a:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77877sec preferred_lft 77877sec inet6 fe80::f816:3eff:fee4:2a96/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35277) 07/13/26 _x86_64_ (2 CPU) 00:35:56 LINUX RESTART (2 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:05 2.00 0.28 1.71 0.01 33.12 77.49 0.35 01:00:01 1.60 0.01 1.57 0.03 0.05 19.09 439.84 01:10:01 1.33 0.00 1.31 0.02 0.00 15.54 1.20 01:20:05 1.32 0.00 1.30 0.02 0.01 15.61 1.09 01:30:01 1.64 0.00 1.60 0.03 0.00 20.02 439.76 01:40:07 1.34 0.00 1.32 0.02 0.00 15.87 1.19 01:50:08 1.82 0.40 1.41 0.02 15.76 47.83 1.20 02:00:01 23.61 2.48 18.79 2.33 212.06 3468.84 586.48 02:10:08 14.85 0.00 1.50 13.35 0.14 19.37 105259.43 02:20:09 1.29 0.00 1.28 0.01 0.00 16.20 1.08 02:30:01 1.74 0.00 1.69 0.05 0.00 357.67 2.08 02:40:10 1.57 0.00 1.56 0.02 0.00 243.01 1.18 02:50:10 1.40 0.00 1.39 0.00 0.00 17.45 0.36 Average: 4.26 0.24 2.79 1.23 19.92 330.30 8295.72 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:05 6259988 7538656 281184 3.46 30840 1453068 530832 5.78 458576 1205220 180 01:00:01 6266132 7545384 274408 3.37 31064 1453400 530856 5.78 458860 1205776 156 01:10:01 6265432 7545228 274560 3.38 31272 1453728 530920 5.78 459260 1206312 188 01:20:05 6265432 7545776 274004 3.37 31488 1454048 531048 5.78 459600 1206848 216 01:30:01 6257460 7538540 281212 3.46 31744 1454512 531048 5.78 459456 1207440 132 01:40:07 6264824 7546452 273284 3.36 31952 1454840 531112 5.78 459668 1207976 212 01:50:08 6219376 7516096 303444 3.73 32280 1469452 549504 5.99 490632 1221408 140 02:00:01 5015592 7226856 540112 6.64 87288 2284080 784520 8.54 747620 2046992 248 02:10:08 4956772 7168672 598212 7.36 87480 2284536 820852 8.94 783760 2047596 244 02:20:09 4964732 7177308 589600 7.25 87656 2285020 836028 9.11 781584 2048272 180 02:30:01 4883076 7197344 568472 6.99 87832 2385596 842444 9.18 789656 2148868 168 02:40:10 4704824 7089076 675604 8.31 88020 2454404 931760 10.15 878820 2217892 164 02:50:10 4720580 7105408 659256 8.11 88164 2454840 935532 10.19 882524 2218464 260 Average: 5618786 7364677 430258 5.29 57468 1872425 683574 7.45 623847 1629928 191 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:05 ens3 2.08 0.28 3.33 0.07 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.54 0.07 0.09 0.03 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 1.27 0.06 8.81 0.04 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.75 0.23 0.72 0.59 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 0.32 0.08 0.07 0.04 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 0.54 0.10 0.14 0.07 0.00 0.00 0.00 0.00 01:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 12.06 5.65 20.10 2.80 0.00 0.00 0.00 0.00 02:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 72.17 57.02 710.06 9.50 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 29.36 26.12 474.85 1.76 0.00 0.00 0.00 0.00 02:20:09 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 57.23 52.37 977.16 3.44 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 31.28 30.28 541.89 2.02 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 27.66 26.12 458.52 1.77 0.00 0.00 0.00 0.00 02:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:10 ens3 5.52 5.16 80.10 0.39 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 18.48 15.62 251.63 1.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35277) 07/13/26 _x86_64_ (2 CPU) 00:35:56 LINUX RESTART (2 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:05 all 0.44 0.00 0.11 0.04 0.02 99.39 00:50:05 0 0.55 0.00 0.07 0.04 0.02 99.33 00:50:05 1 0.33 0.00 0.16 0.03 0.02 99.46 01:00:01 all 0.28 0.00 0.17 0.02 0.02 99.52 01:00:01 0 0.27 0.00 0.16 0.02 0.02 99.53 01:00:01 1 0.29 0.00 0.17 0.01 0.02 99.51 01:10:01 all 0.27 0.00 0.08 0.02 0.02 99.62 01:10:01 0 0.06 0.00 0.10 0.02 0.03 99.79 01:10:01 1 0.48 0.00 0.05 0.01 0.02 99.45 01:20:05 all 0.27 0.00 0.09 0.01 0.02 99.61 01:20:05 0 0.33 0.00 0.08 0.02 0.01 99.56 01:20:05 1 0.21 0.00 0.09 0.00 0.02 99.67 01:30:01 all 0.27 0.00 0.18 0.01 0.02 99.52 01:30:01 0 0.13 0.00 0.20 0.01 0.02 99.64 01:30:01 1 0.41 0.00 0.16 0.01 0.01 99.41 01:40:07 all 0.24 0.00 0.06 0.01 0.02 99.67 01:40:07 0 0.43 0.00 0.04 0.00 0.01 99.52 01:40:07 1 0.05 0.00 0.09 0.01 0.03 99.82 01:50:08 all 0.46 0.00 0.09 0.01 0.02 99.42 01:50:08 0 0.52 0.00 0.07 0.01 0.01 99.39 01:50:08 1 0.39 0.00 0.12 0.02 0.03 99.44 02:00:01 all 12.00 0.00 1.92 0.64 0.06 85.38 02:00:01 0 11.76 0.00 1.85 0.65 0.06 85.68 02:00:01 1 12.25 0.00 1.98 0.62 0.07 85.08 02:10:08 all 0.68 0.00 0.30 0.11 0.05 98.87 02:10:08 0 0.64 0.00 0.23 0.11 0.04 98.99 02:10:08 1 0.71 0.00 0.37 0.11 0.06 98.75 02:20:09 all 0.99 0.00 0.62 0.94 1.24 96.21 02:20:09 0 0.96 0.00 0.65 1.34 1.26 95.79 02:20:09 1 1.02 0.00 0.58 0.55 1.22 96.62 02:30:01 all 0.93 0.00 0.43 0.04 0.05 98.54 02:30:01 0 1.02 0.00 0.46 0.04 0.06 98.43 02:30:01 1 0.85 0.00 0.39 0.05 0.05 98.66 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:10 all 0.82 0.00 0.30 0.02 0.13 98.73 02:40:10 0 0.94 0.00 0.34 0.02 0.13 98.57 02:40:10 1 0.70 0.00 0.26 0.02 0.12 98.89 02:50:10 all 0.53 0.00 0.21 0.05 0.18 99.03 02:50:10 0 0.63 0.00 0.22 0.04 0.25 98.85 02:50:10 1 0.43 0.00 0.19 0.06 0.11 99.21 Average: all 1.39 0.00 0.35 0.15 0.14 97.98 Average: 0 1.39 0.00 0.34 0.18 0.15 97.94 Average: 1 1.38 0.00 0.35 0.11 0.14 98.01