---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10708 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 753 4888 4 2599 7188 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:ed:c0:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73135sec preferred_lft 73135sec inet6 fe80::f816:3eff:feed:c09b/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-10708) 05/04/26 _x86_64_ (2 CPU) 00:41:35 LINUX RESTART (2 CPU) 00:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.46 0.01 1.44 0.02 0.05 17.62 657.02 01:10:01 1.16 0.00 1.14 0.02 0.00 13.93 1.20 01:20:14 1.26 0.00 1.24 0.02 0.01 15.10 1.29 01:30:01 2.06 0.26 1.75 0.04 32.72 77.82 668.93 01:40:01 1.18 0.00 1.16 0.01 0.00 14.12 1.08 01:50:14 1.23 0.00 1.22 0.01 0.00 14.55 0.59 02:00:01 1.38 0.00 1.36 0.02 0.00 16.79 667.21 02:10:01 1.14 0.00 1.14 0.00 0.00 13.78 0.00 02:20:04 13.75 0.00 1.25 12.50 0.15 14.97 108713.36 02:30:01 1.41 0.00 1.39 0.02 0.00 17.67 874.07 02:40:01 1.19 0.00 1.19 0.00 0.00 14.25 0.00 02:50:14 1.34 0.00 1.33 0.01 0.00 16.68 213.21 03:00:01 1.49 0.00 1.47 0.02 0.00 18.50 889.87 03:10:01 1.22 0.00 1.22 0.00 0.00 14.61 0.00 03:20:14 2.92 1.29 1.60 0.03 94.32 160.34 3.28 03:30:01 22.63 1.73 18.66 2.24 134.48 3071.73 911.08 03:40:01 1.33 0.00 1.33 0.00 0.00 15.84 0.00 03:50:14 1.61 0.00 1.60 0.01 0.00 69.29 0.10 04:00:14 1.88 0.00 1.85 0.03 0.00 386.96 0.49 04:10:01 1.25 0.00 1.24 0.01 0.00 135.77 0.12 04:20:14 15.26 13.24 1.96 0.05 147.08 44.38 6.03 Average: 3.72 0.80 2.20 0.72 19.53 195.23 5422.45 00:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6288260 7539864 280544 3.45 30852 1426372 520188 5.67 447452 1187632 180 01:10:01 6287756 7539888 280512 3.45 31052 1426692 520372 5.67 447660 1188156 240 01:20:14 6282492 7535192 285196 3.51 31284 1427020 522924 5.70 449504 1188716 140 01:30:01 6234296 7514020 305884 3.76 31680 1453264 522984 5.70 458404 1206280 240 01:40:01 6249304 7529688 290240 3.57 31884 1453716 523948 5.71 459800 1206808 140 01:50:14 6257116 7538020 281812 3.47 32072 1454044 523948 5.71 459720 1207316 196 02:00:01 6249336 7530752 289072 3.55 32236 1454372 523980 5.71 459928 1207816 272 02:10:01 6257148 7539044 280776 3.45 32388 1454696 523980 5.71 459956 1208292 156 02:20:04 6256672 7539100 280656 3.45 32532 1455072 523980 5.71 459872 1208784 228 02:30:01 6247348 7530416 289244 3.56 32708 1455520 523988 5.71 460168 1209292 240 02:40:01 6253432 7536992 282660 3.48 32860 1455856 524052 5.71 460212 1209768 160 02:50:14 6255920 7539996 279636 3.44 33040 1456184 524044 5.71 460244 1210272 276 03:00:01 6246248 7530836 288800 3.55 33208 1456512 524052 5.71 460328 1210772 296 03:10:01 6261900 7546972 272656 3.35 33360 1456836 524120 5.71 460360 1211248 276 03:20:14 6014296 7429328 383380 4.71 42656 1571588 608204 6.62 568992 1322660 60076 03:30:01 5052036 7178636 592492 7.29 86532 2203924 816664 8.90 786220 1965824 272 03:40:01 5100156 7227240 543920 6.69 86640 2204328 775712 8.45 744380 1966336 292 03:50:14 5096168 7239076 531988 6.54 86796 2219988 794492 8.65 747260 1982152 200 04:00:14 4861536 7116668 652968 8.03 86968 2330732 910296 9.91 863684 2092940 632 04:10:01 4825100 7116220 652792 8.03 87112 2366084 902712 9.83 856024 2128436 160 04:20:14 4716348 7063700 696396 8.56 90356 2410824 947520 10.32 900896 2175812 132 Average: 5871089 7421983 382934 4.71 48486 1694934 622960 6.79 565289 1452158 3086 00:50:04 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 0.62 0.06 0.10 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 0.55 0.08 0.10 0.03 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 0.39 0.07 0.11 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.48 0.23 3.21 0.05 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 0.57 0.26 0.83 0.65 0.00 0.00 0.00 0.00 01:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:14 ens3 0.18 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.20 0.07 0.07 0.04 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 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.15 0.03 0.04 0.01 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 0.16 0.03 0.04 0.01 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 0.31 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 0.27 0.03 0.51 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.29 0.09 0.10 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.17 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:20:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:20:14 ens3 18.93 11.33 67.78 4.25 0.00 0.00 0.00 0.00 03:30:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:30:01 ens3 66.11 52.07 687.91 8.00 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 31.73 29.21 480.31 1.94 0.00 0.00 0.00 0.00 03:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:14 ens3 75.85 73.04 1204.49 4.79 0.00 0.00 0.00 0.00 04:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:14 ens3 27.69 26.52 433.56 1.79 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 28.96 26.68 440.65 1.77 0.00 0.00 0.00 0.00 04:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:14 ens3 12.81 12.01 195.84 0.81 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.70 11.05 167.61 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10708) 05/04/26 _x86_64_ (2 CPU) 00:41:35 LINUX RESTART (2 CPU) 00:50:04 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.27 0.00 0.17 0.01 0.02 99.53 01:00:01 0 0.28 0.00 0.19 0.01 0.02 99.50 01:00:01 1 0.26 0.00 0.16 0.02 0.02 99.55 01:10:01 all 0.24 0.00 0.07 0.01 0.02 99.66 01:10:01 0 0.06 0.00 0.09 0.01 0.03 99.82 01:10:01 1 0.43 0.00 0.04 0.01 0.02 99.50 01:20:14 all 0.27 0.00 0.08 0.01 0.02 99.62 01:20:14 0 0.06 0.00 0.09 0.01 0.02 99.81 01:20:14 1 0.47 0.00 0.07 0.01 0.02 99.43 01:30:01 all 0.36 0.00 0.20 0.03 0.02 99.39 01:30:01 0 0.42 0.00 0.20 0.01 0.02 99.34 01:30:01 1 0.30 0.00 0.20 0.04 0.03 99.43 01:40:01 all 0.27 0.00 0.07 0.01 0.02 99.63 01:40:01 0 0.29 0.00 0.07 0.02 0.02 99.60 01:40:01 1 0.26 0.00 0.06 0.01 0.02 99.65 01:50:14 all 0.22 0.00 0.06 0.01 0.02 99.68 01:50:14 0 0.15 0.00 0.07 0.01 0.02 99.74 01:50:14 1 0.30 0.00 0.06 0.00 0.02 99.62 02:00:01 all 0.27 0.00 0.16 0.01 0.02 99.54 02:00:01 0 0.38 0.00 0.14 0.01 0.02 99.45 02:00:01 1 0.16 0.00 0.17 0.01 0.03 99.63 02:10:01 all 0.21 0.00 0.07 0.01 0.02 99.69 02:10:01 0 0.36 0.00 0.05 0.00 0.01 99.57 02:10:01 1 0.06 0.00 0.09 0.02 0.03 99.80 02:20:04 all 0.26 0.00 0.08 1.54 0.01 98.11 02:20:04 0 0.46 0.00 0.06 0.35 0.01 99.12 02:20:04 1 0.06 0.00 0.10 2.73 0.02 97.09 02:30:01 all 0.25 0.00 0.17 0.01 0.01 99.56 02:30:01 0 0.41 0.00 0.14 0.02 0.01 99.42 02:30:01 1 0.08 0.00 0.19 0.00 0.02 99.71 02:40:01 all 0.27 0.00 0.07 0.02 0.01 99.62 02:40:01 0 0.48 0.00 0.05 0.03 0.01 99.44 02:40:01 1 0.06 0.00 0.10 0.01 0.02 99.81 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:14 all 0.26 0.00 0.08 0.02 0.01 99.62 02:50:14 0 0.38 0.00 0.07 0.01 0.01 99.52 02:50:14 1 0.15 0.00 0.09 0.03 0.02 99.71 03:00:01 all 0.25 0.00 0.18 0.01 0.02 99.54 03:00:01 0 0.08 0.00 0.19 0.01 0.02 99.69 03:00:01 1 0.42 0.00 0.17 0.01 0.01 99.38 03:10:01 all 0.27 0.00 0.07 0.01 0.04 99.61 03:10:01 0 0.13 0.00 0.08 0.01 0.02 99.77 03:10:01 1 0.41 0.00 0.07 0.01 0.07 99.44 03:20:14 all 1.34 0.00 0.27 0.05 0.02 98.33 03:20:14 0 0.90 0.00 0.22 0.04 0.02 98.83 03:20:14 1 1.78 0.00 0.32 0.06 0.01 97.83 03:30:01 all 10.78 0.00 1.89 0.54 0.06 86.73 03:30:01 0 11.38 0.00 1.78 0.54 0.05 86.24 03:30:01 1 10.19 0.00 2.00 0.53 0.06 87.22 03:40:01 all 0.61 0.00 0.29 0.01 0.04 99.06 03:40:01 0 0.57 0.00 0.23 0.01 0.03 99.17 03:40:01 1 0.65 0.00 0.35 0.01 0.04 98.95 03:50:14 all 1.14 0.00 0.60 0.01 0.05 98.20 03:50:14 0 0.68 0.00 0.19 0.01 0.03 99.10 03:50:14 1 1.61 0.00 1.02 0.01 0.07 97.30 04:00:14 all 0.85 0.00 0.32 0.02 0.04 98.78 04:00:14 0 0.73 0.00 0.27 0.02 0.04 98.94 04:00:14 1 0.96 0.00 0.36 0.02 0.05 98.61 04:10:01 all 0.74 0.00 0.26 0.01 0.04 98.94 04:10:01 0 0.81 0.00 0.33 0.02 0.05 98.79 04:10:01 1 0.68 0.00 0.20 0.00 0.03 99.09 04:20:14 all 0.49 0.17 0.27 0.12 0.04 98.91 04:20:14 0 0.65 0.01 0.27 0.04 0.04 98.99 04:20:14 1 0.32 0.33 0.26 0.21 0.04 98.83 Average: all 0.92 0.01 0.26 0.12 0.03 98.67 Average: 0 0.92 0.00 0.23 0.06 0.02 98.77 Average: 1 0.92 0.02 0.29 0.18 0.03 98.56