---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37888 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: 5599.94 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 778 5084 4 2371 7163 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:1c:43:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79164sec preferred_lft 79164sec inet6 fe80::f816:3eff:fe1c:43f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37888) 07/23/26 _x86_64_ (2 CPU) 00:39:47 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:18 5.69 3.23 2.42 0.04 403.63 162.80 212.68 01:00:14 14.14 0.02 1.48 12.64 1.26 18.30 110301.58 01:10:18 1.27 0.00 1.25 0.02 0.00 15.03 1.09 01:20:04 1.37 0.03 1.32 0.02 2.21 16.22 1.15 01:30:18 1.54 0.00 1.51 0.03 0.00 18.92 426.85 01:40:18 1.86 0.44 1.40 0.03 17.47 85.46 219.06 01:50:14 23.58 2.43 18.82 2.33 208.36 3483.31 578.23 02:00:18 1.48 0.00 1.46 0.02 0.00 24.03 0.30 02:10:04 1.26 0.00 1.26 0.00 0.00 18.31 0.00 02:20:18 1.41 0.00 1.39 0.02 0.00 137.64 383.59 02:30:14 1.54 0.00 1.49 0.05 0.00 31.79 4.12 02:40:18 7.14 0.08 5.25 1.81 5.75 458.14 1882.23 Average: 5.17 0.52 3.25 1.41 53.97 370.54 9419.24 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:18 6255880 7533672 286196 3.52 30764 1452284 721520 7.86 453272 1205200 128 01:00:14 6270204 7548928 270812 3.33 30976 1452972 521416 5.68 448988 1205748 208 01:10:18 6269980 7549248 270492 3.33 31180 1453296 521572 5.68 449096 1206288 192 01:20:04 6261552 7542020 277732 3.42 31396 1454268 521572 5.68 449736 1206912 212 01:30:18 6254252 7535452 284192 3.49 31636 1454732 576840 6.28 455384 1207488 140 01:40:18 6182584 7506188 310544 3.82 35068 1491140 543640 5.92 491712 1245640 10896 01:50:14 5116204 7339960 426044 5.24 87668 2295396 657192 7.16 624080 2059068 200 02:00:18 5111312 7337184 428724 5.27 87792 2297388 665912 7.25 624800 2061184 412 02:10:04 5117692 7344680 421232 5.18 87904 2298400 684660 7.46 643240 2062308 268 02:20:18 5076092 7340372 425476 5.23 88064 2335404 674660 7.35 632428 2099472 168 02:30:14 5037900 7306528 459256 5.65 88236 2339536 708496 7.72 666772 2103640 240 02:40:18 5190556 7324192 450640 5.54 91616 2209292 689440 7.51 683660 1975264 37088 Average: 5678684 7434035 359278 4.42 60192 1877842 623910 6.80 551931 1636518 4179 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:18 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 18.67 7.79 38.85 1.92 0.00 0.00 0.00 0.00 01:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:14 ens3 0.43 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 0.33 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:20:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 0.41 0.09 0.12 0.05 0.00 0.00 0.00 0.00 01:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.37 0.23 0.08 0.51 0.00 0.00 0.00 0.00 01:40:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:18 ens3 16.61 9.07 44.91 3.17 0.00 0.00 0.00 0.00 01:50:14 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:14 ens3 65.32 49.39 395.82 9.62 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 17.31 15.48 167.03 1.32 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 3.15 2.70 5.17 0.47 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 18.00 16.79 181.40 1.73 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 21.21 20.66 226.19 1.96 0.00 0.00 0.00 0.00 02:40:18 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:40:18 ens3 21.51 16.72 75.17 9.53 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 15.29 11.58 94.57 2.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37888) 07/23/26 _x86_64_ (2 CPU) 00:39:47 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:18 all 0.86 0.00 0.30 0.09 0.03 98.72 00:50:18 0 0.78 0.00 0.31 0.10 0.03 98.78 00:50:18 1 0.94 0.00 0.28 0.09 0.03 98.67 01:00:14 all 0.32 0.00 0.17 0.04 0.03 99.45 01:00:14 0 0.44 0.00 0.16 0.03 0.02 99.35 01:00:14 1 0.19 0.00 0.18 0.05 0.03 99.55 01:10:18 all 0.26 0.00 0.07 0.01 0.02 99.63 01:10:18 0 0.28 0.00 0.06 0.01 0.02 99.63 01:10:18 1 0.25 0.00 0.08 0.01 0.03 99.63 01:20:04 all 0.29 0.00 0.08 0.21 0.02 99.40 01:20:04 0 0.42 0.00 0.07 0.02 0.02 99.47 01:20:04 1 0.17 0.00 0.09 0.39 0.03 99.32 01:30:18 all 0.28 0.00 0.16 0.02 0.02 99.51 01:30:18 0 0.30 0.00 0.16 0.01 0.02 99.51 01:30:18 1 0.27 0.00 0.17 0.04 0.02 99.51 01:40:18 all 0.67 0.00 0.15 0.02 0.02 99.14 01:40:18 0 0.57 0.00 0.19 0.01 0.02 99.21 01:40:18 1 0.78 0.00 0.12 0.02 0.02 99.07 01:50:14 all 12.10 0.00 1.75 0.54 0.06 85.55 01:50:14 0 14.82 0.00 1.94 0.49 0.06 82.69 01:50:14 1 9.37 0.00 1.57 0.58 0.07 88.41 02:00:18 all 0.90 0.00 0.31 0.01 0.05 98.73 02:00:18 0 1.01 0.00 0.29 0.01 0.05 98.65 02:00:18 1 0.79 0.00 0.33 0.01 0.06 98.81 02:10:04 all 6.50 0.00 0.67 0.01 0.07 92.76 02:10:04 0 3.00 0.00 0.35 0.00 0.06 96.59 02:10:04 1 10.14 0.00 1.00 0.01 0.08 88.77 02:20:18 all 1.59 0.00 0.27 0.01 0.04 98.08 02:20:18 0 1.58 0.00 0.23 0.00 0.04 98.15 02:20:18 1 1.61 0.00 0.32 0.02 0.05 98.00 02:30:14 all 1.69 0.00 0.44 0.01 0.06 97.80 02:30:14 0 2.12 0.00 0.53 0.01 0.09 97.25 02:30:14 1 1.26 0.00 0.34 0.01 0.04 98.36 02:30:14 CPU %user %nice %system %iowait %steal %idle 02:40:18 all 5.91 0.00 0.68 0.11 0.07 93.23 02:40:18 0 8.38 0.00 0.82 0.20 0.05 90.55 02:40:18 1 3.43 0.00 0.55 0.02 0.10 95.90 Average: all 2.58 0.00 0.42 0.09 0.04 96.87 Average: 0 2.79 0.00 0.42 0.07 0.04 96.67 Average: 1 2.38 0.00 0.41 0.10 0.04 97.06