---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32473 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 8.0G 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 783 5046 4 2412 7158 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:7f:ed:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78451sec preferred_lft 78451sec inet6 fe80::f816:3eff:fe7f:edf6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32473) 07/03/26 _x86_64_ (2 CPU) 00:38:11 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.57 0.05 1.52 0.00 3.39 1095.24 0.16 01:00:22 14.10 0.25 1.71 12.13 30.13 75.73 105941.39 01:10:01 1.24 0.01 1.22 0.02 1.09 15.00 1.17 01:20:01 1.30 0.00 1.30 0.00 0.01 16.37 0.03 01:30:22 1.40 0.00 1.38 0.01 0.00 17.83 0.40 01:40:01 1.12 0.00 1.12 0.00 0.00 13.99 0.00 01:50:01 1.17 0.00 1.17 0.00 0.00 14.68 0.00 02:00:22 24.61 2.90 19.48 2.23 218.55 3346.53 583.18 02:10:01 1.32 0.00 1.32 0.00 0.00 21.44 0.06 02:20:01 1.33 0.00 1.32 0.00 0.00 18.54 0.04 02:30:22 1.66 0.00 1.62 0.04 0.00 139.40 383.22 02:40:01 1.42 0.00 1.39 0.04 0.00 30.83 0.39 02:50:01 19.66 13.62 4.84 1.20 156.49 361.67 1956.04 Average: 5.63 1.30 3.08 1.25 32.18 406.95 8659.82 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6275728 7523220 297488 3.66 30544 1422628 528060 5.75 443924 1183264 124 01:00:22 6251960 7526700 293376 3.61 30940 1449108 735264 8.01 458604 1201348 172 01:10:01 6263204 7538752 281340 3.46 31128 1449720 528792 5.76 456216 1201836 240 01:20:01 6256148 7532208 287872 3.54 31308 1450040 528856 5.76 456664 1202336 136 01:30:22 6255272 7531980 288068 3.54 31492 1450468 528856 5.76 456696 1202884 132 01:40:01 6255688 7532964 287040 3.53 31644 1450880 528856 5.76 457092 1203332 140 01:50:01 6255688 7533588 286412 3.52 31812 1451328 528920 5.76 457212 1203820 244 02:00:22 5158696 7361284 405888 4.99 87040 2275664 667140 7.27 622188 2038252 168 02:10:01 5112448 7317124 450076 5.53 87172 2277620 675664 7.36 621852 2040340 312 02:20:01 5143392 7349204 418000 5.14 87292 2278640 695368 7.57 642532 2041480 256 02:30:22 5101524 7344500 422612 5.20 87476 2315540 682932 7.44 629032 2078556 232 02:40:01 5059336 7306648 460228 5.66 87660 2319636 772864 8.42 669676 2082724 308 02:50:01 5202860 7358860 408588 5.02 93196 2222896 670512 7.30 651980 1989384 10232 Average: 5737842 7442849 352845 4.34 57593 1831859 620930 6.76 540282 1589966 977 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.65 0.12 0.36 0.06 0.00 0.00 0.00 0.00 01:00:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:22 ens3 0.79 0.26 3.13 0.05 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 0.78 0.17 0.24 0.14 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 0.66 0.23 0.13 0.71 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 0.32 0.05 0.07 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.37 0.07 0.11 0.05 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 0.31 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:00:22 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:22 ens3 79.67 55.77 414.62 12.17 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 17.49 15.65 174.17 1.33 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 3.02 2.58 5.06 0.47 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 17.09 15.82 179.31 1.65 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 22.06 21.38 232.72 2.06 0.00 0.00 0.00 0.00 02:50:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 02:50:01 ens3 18.13 14.37 71.16 9.25 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.72 9.83 83.69 2.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32473) 07/03/26 _x86_64_ (2 CPU) 00:38:11 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.32 0.00 0.09 0.08 0.03 99.49 00:50:01 0 0.09 0.00 0.10 0.05 0.03 99.73 00:50:01 1 0.55 0.00 0.09 0.10 0.03 99.24 01:00:22 all 0.40 0.00 0.20 0.08 0.03 99.29 01:00:22 0 0.29 0.00 0.24 0.14 0.03 99.30 01:00:22 1 0.51 0.00 0.16 0.03 0.03 99.28 01:10:01 all 0.29 0.00 0.07 0.02 0.03 99.58 01:10:01 0 0.29 0.00 0.06 0.02 0.03 99.60 01:10:01 1 0.29 0.00 0.08 0.03 0.03 99.57 01:20:01 all 0.24 0.00 0.09 0.02 0.03 99.62 01:20:01 0 0.07 0.00 0.10 0.03 0.03 99.77 01:20:01 1 0.42 0.00 0.08 0.01 0.03 99.47 01:30:22 all 0.28 0.00 0.15 0.02 0.03 99.53 01:30:22 0 0.29 0.00 0.17 0.03 0.03 99.49 01:30:22 1 0.27 0.00 0.13 0.01 0.03 99.56 01:40:01 all 0.27 0.00 0.06 0.02 0.03 99.63 01:40:01 0 0.04 0.00 0.08 0.02 0.03 99.83 01:40:01 1 0.49 0.00 0.04 0.02 0.02 99.42 01:50:01 all 0.24 0.00 0.07 0.03 0.03 99.64 01:50:01 0 0.07 0.00 0.09 0.02 0.03 99.79 01:50:01 1 0.40 0.00 0.05 0.04 0.02 99.49 02:00:22 all 11.79 0.00 1.86 2.00 0.07 84.28 02:00:22 0 13.00 0.00 2.07 1.30 0.08 83.56 02:00:22 1 10.59 0.00 1.64 2.71 0.06 85.00 02:10:01 all 0.92 0.00 0.22 0.03 0.06 98.77 02:10:01 0 0.61 0.00 0.14 0.03 0.04 99.18 02:10:01 1 1.24 0.00 0.31 0.03 0.07 98.36 02:20:01 all 6.41 0.00 0.58 4.90 0.08 88.03 02:20:01 0 1.51 0.00 0.20 4.96 0.08 93.24 02:20:01 1 11.55 0.00 0.98 4.83 0.08 82.57 02:30:22 all 1.61 0.00 0.34 3.19 0.05 94.80 02:30:22 0 0.78 0.00 0.27 5.25 0.04 93.66 02:30:22 1 2.44 0.00 0.41 1.13 0.06 95.95 02:30:22 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 1.71 0.00 0.35 0.04 0.06 97.84 02:40:01 0 0.94 0.00 0.36 0.00 0.06 98.63 02:40:01 1 2.48 0.00 0.34 0.08 0.05 97.04 02:50:01 all 4.18 0.24 0.58 1.10 0.05 93.85 02:50:01 0 3.86 0.28 0.51 1.46 0.04 93.85 02:50:01 1 4.50 0.20 0.65 0.74 0.06 93.84 Average: all 2.22 0.02 0.36 0.89 0.04 96.46 Average: 0 1.71 0.02 0.34 1.04 0.04 96.84 Average: 1 2.74 0.02 0.38 0.74 0.04 96.08