---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37637 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 750 4890 4 2596 7191 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:13:12:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78487sec preferred_lft 78487sec inet6 fe80::f816:3eff:fe13:12d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37637) 07/22/26 _x86_64_ (2 CPU) 00:39:34 LINUX RESTART (2 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 2.14 0.28 1.82 0.04 32.51 87.65 227.30 01:00:01 1.41 0.01 1.37 0.02 1.11 17.42 435.92 01:10:28 1.20 0.00 1.18 0.02 0.00 14.60 1.26 01:20:00 1.13 0.00 1.11 0.02 0.01 13.73 1.02 01:30:28 1.62 0.02 1.56 0.04 2.05 19.93 417.82 01:40:21 1.24 0.00 1.23 0.02 0.00 15.31 1.21 01:50:01 14.24 0.00 1.23 13.01 0.15 15.02 113041.04 02:00:28 23.51 2.72 18.51 2.27 214.40 3470.68 915.17 02:10:28 1.18 0.00 1.18 0.00 0.00 15.03 0.00 02:20:01 1.34 0.00 1.33 0.00 0.00 82.88 0.13 02:30:01 1.87 0.00 1.82 0.05 0.00 356.56 0.72 02:40:28 1.24 0.00 1.24 0.00 0.00 93.92 0.00 02:50:01 1.35 0.04 1.31 0.00 1.13 26.94 0.00 Average: 4.16 0.25 2.75 1.16 20.08 337.52 8553.61 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6239704 7513100 306576 3.77 30704 1448244 732092 7.97 457672 1200836 244 01:00:01 6258428 7532728 286996 3.53 30928 1448896 532096 5.80 452828 1201396 284 01:10:28 6265512 7540336 279388 3.44 31116 1449224 532232 5.80 453048 1201916 124 01:20:00 6259988 7535320 284416 3.50 31296 1449556 532296 5.80 455364 1202420 204 01:30:28 6249708 7526312 293320 3.61 31560 1450520 532392 5.80 455900 1203096 180 01:40:21 6249492 7526772 292824 3.60 31776 1450972 532392 5.80 456052 1203636 132 01:50:01 6248680 7526512 293060 3.60 31944 1451344 532460 5.80 456384 1204148 208 02:00:28 5116808 7335036 430768 5.30 87596 2290268 678480 7.39 635936 2053604 232 02:10:28 4980872 7199648 566200 6.96 87740 2290672 821704 8.95 779452 2054152 176 02:20:01 5020024 7258232 507468 6.24 87880 2309968 839132 9.14 730868 2073584 236 02:30:01 4805364 7146112 618360 7.60 88068 2411096 886872 9.66 828164 2174776 248 02:40:28 4677500 7043640 720436 8.86 88200 2436008 983764 10.72 925824 2199820 188 02:50:01 5083596 7434452 337344 4.15 88368 2427452 563104 6.13 548416 2191268 170756 Average: 5650437 7393708 401320 4.93 57475 1870325 669155 7.29 587378 1628050 13324 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.86 0.34 3.66 0.10 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 0.49 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:28 ens3 0.43 0.06 0.24 0.03 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.51 0.19 0.11 0.53 0.00 0.00 0.00 0.00 01:30:28 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:28 ens3 0.29 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:21 ens3 0.40 0.07 0.11 0.06 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 0.32 0.09 0.12 0.06 0.00 0.00 0.00 0.00 02:00:28 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:28 ens3 91.48 72.57 781.72 12.79 0.00 0.00 0.00 0.00 02:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 30.20 27.62 478.36 1.82 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 75.85 73.13 1271.79 4.80 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 26.76 25.52 425.24 1.71 0.00 0.00 0.00 0.00 02:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 24.95 23.86 403.59 1.62 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 33.21 25.55 303.09 21.33 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 22.17 19.17 280.93 3.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37637) 07/22/26 _x86_64_ (2 CPU) 00:39:34 LINUX RESTART (2 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.41 0.00 0.20 0.04 0.04 99.31 00:50:01 0 0.30 0.00 0.18 0.04 0.04 99.43 00:50:01 1 0.52 0.00 0.22 0.03 0.04 99.19 01:00:01 all 0.25 0.00 0.17 0.02 0.04 99.53 01:00:01 0 0.26 0.00 0.15 0.02 0.03 99.54 01:00:01 1 0.25 0.00 0.18 0.02 0.04 99.52 01:10:28 all 0.26 0.00 0.07 0.02 0.03 99.62 01:10:28 0 0.07 0.00 0.08 0.04 0.04 99.78 01:10:28 1 0.45 0.00 0.05 0.00 0.03 99.46 01:20:00 all 0.22 0.00 0.08 0.01 0.04 99.66 01:20:00 0 0.08 0.00 0.08 0.01 0.04 99.80 01:20:00 1 0.36 0.00 0.08 0.01 0.03 99.52 01:30:28 all 0.29 0.00 0.16 0.02 0.04 99.49 01:30:28 0 0.40 0.00 0.16 0.02 0.03 99.39 01:30:28 1 0.19 0.00 0.17 0.03 0.04 99.58 01:40:21 all 0.25 0.00 0.06 0.01 0.03 99.65 01:40:21 0 0.46 0.00 0.04 0.01 0.02 99.47 01:40:21 1 0.04 0.00 0.08 0.01 0.04 99.83 01:50:01 all 0.26 0.00 0.07 0.03 0.03 99.61 01:50:01 0 0.07 0.00 0.09 0.05 0.04 99.75 01:50:01 1 0.44 0.00 0.05 0.01 0.02 99.47 02:00:28 all 11.62 0.00 1.84 0.60 0.07 85.88 02:00:28 0 11.56 0.00 1.78 0.57 0.06 86.03 02:00:28 1 11.68 0.00 1.90 0.62 0.08 85.72 02:10:28 all 0.56 0.00 0.24 0.01 0.07 99.12 02:10:28 0 0.65 0.00 0.39 0.01 0.09 98.87 02:10:28 1 0.46 0.00 0.10 0.01 0.05 99.38 02:20:01 all 1.11 0.00 0.58 0.01 0.07 98.24 02:20:01 0 0.96 0.00 0.42 0.01 0.08 98.53 02:20:01 1 1.26 0.00 0.73 0.01 0.05 97.95 02:30:01 all 0.85 0.00 0.29 0.01 0.07 98.77 02:30:01 0 1.03 0.00 0.33 0.01 0.08 98.55 02:30:01 1 0.67 0.00 0.25 0.02 0.07 99.00 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:28 all 0.69 0.00 0.24 0.01 0.06 98.99 02:40:28 0 0.86 0.00 0.35 0.01 0.07 98.70 02:40:28 1 0.53 0.00 0.13 0.01 0.06 99.28 02:50:01 all 1.79 0.00 0.33 0.03 0.06 97.79 02:50:01 0 2.10 0.00 0.37 0.02 0.06 97.45 02:50:01 1 1.47 0.00 0.29 0.04 0.06 98.13 Average: all 1.46 0.00 0.34 0.06 0.05 98.09 Average: 0 1.48 0.00 0.34 0.06 0.05 98.06 Average: 1 1.44 0.00 0.33 0.07 0.05 98.12