---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30323 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 750 5136 4 2347 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:60:7e:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79176sec preferred_lft 79176sec inet6 fe80::f816:3eff:fe60:7ed0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30323) 06/25/26 _x86_64_ (2 CPU) 00:40:21 LINUX RESTART (2 CPU) 00:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.51 0.01 1.49 0.02 0.05 18.25 443.94 01:10:05 1.32 0.00 1.30 0.02 0.00 15.65 1.19 01:20:09 1.38 0.00 1.37 0.02 0.01 15.98 1.19 01:30:01 14.84 0.26 1.83 12.75 32.61 79.77 111074.58 01:40:05 1.20 0.00 1.18 0.02 0.00 14.82 1.31 01:50:08 24.28 2.99 19.02 2.27 226.34 3424.94 715.95 02:00:02 1.62 0.00 1.60 0.02 0.00 25.98 0.28 02:10:08 1.35 0.00 1.35 0.00 0.00 19.91 0.03 02:20:05 1.57 0.00 1.54 0.03 0.00 143.34 398.51 02:30:01 1.60 0.00 1.56 0.05 0.00 32.85 796.43 02:40:05 4.67 0.06 3.64 0.97 1.67 340.62 2098.44 Average: 5.03 0.30 3.27 1.46 23.82 378.01 10376.35 00:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6289368 7536980 283260 3.48 30728 1422780 529628 5.77 447020 1183604 124 01:10:05 6287176 7535340 284928 3.50 30944 1423108 531268 5.79 447892 1184148 180 01:20:09 6287060 7535764 284488 3.50 31148 1423436 531332 5.79 448184 1184680 120 01:30:01 6237068 7513272 306344 3.77 31576 1450100 531720 5.79 457700 1202668 124 01:40:05 6237068 7513932 305676 3.76 31780 1450552 531780 5.79 457908 1203196 200 01:50:08 5191560 7391072 375784 4.62 87148 2272756 630360 6.87 591356 2035192 416 02:00:02 5180636 7382020 384780 4.73 87276 2274484 639036 6.96 591372 2037064 136 02:10:08 5154676 7357480 409324 5.03 87420 2275760 657672 7.16 610560 2038484 304 02:20:05 5131820 7371920 394680 4.85 87612 2312744 647400 7.05 598740 2075660 204 02:30:01 5072272 7316744 449760 5.53 87772 2316912 682268 7.43 634020 2079840 308 02:40:05 5241712 7338008 437640 5.38 89596 2174952 661984 7.21 648104 1939444 12988 Average: 5664583 7435685 356060 4.38 62091 1890689 597677 6.51 539351 1651271 1373 00:50:11 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 0.59 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.85 0.05 6.02 0.03 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.85 0.09 1.17 0.06 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 0.61 0.34 3.25 0.55 0.00 0.00 0.00 0.00 01:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 0.39 0.09 0.11 0.05 0.00 0.00 0.00 0.00 01:50:08 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:08 ens3 73.84 52.92 424.32 12.07 0.00 0.00 0.00 0.00 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 10.69 9.05 141.48 0.89 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 5.05 4.65 32.74 0.61 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 13.66 12.70 186.29 1.47 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 15.59 15.16 225.73 1.61 0.00 0.00 0.00 0.00 02:40:05 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 02:40:05 ens3 15.78 13.37 69.88 8.65 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 12.58 9.89 99.24 2.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30323) 06/25/26 _x86_64_ (2 CPU) 00:40:21 LINUX RESTART (2 CPU) 00:50:11 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.26 0.00 0.17 0.01 0.04 99.53 01:00:01 0 0.08 0.00 0.19 0.01 0.04 99.68 01:00:01 1 0.43 0.00 0.15 0.01 0.03 99.38 01:10:05 all 0.27 0.00 0.07 0.01 0.04 99.61 01:10:05 0 0.12 0.00 0.09 0.02 0.04 99.73 01:10:05 1 0.42 0.00 0.05 0.00 0.04 99.48 01:20:09 all 0.24 0.00 0.07 0.01 0.04 99.65 01:20:09 0 0.05 0.00 0.09 0.01 0.04 99.80 01:20:09 1 0.42 0.00 0.05 0.01 0.03 99.50 01:30:01 all 0.42 0.00 0.19 0.05 0.04 99.30 01:30:01 0 0.36 0.00 0.15 0.02 0.03 99.43 01:30:01 1 0.47 0.00 0.23 0.08 0.04 99.18 01:40:05 all 0.24 0.00 0.06 0.01 0.03 99.66 01:40:05 0 0.36 0.00 0.04 0.00 0.02 99.57 01:40:05 1 0.11 0.00 0.07 0.02 0.04 99.76 01:50:08 all 11.97 0.00 1.75 0.61 0.07 85.59 01:50:08 0 13.08 0.00 1.79 0.49 0.06 84.58 01:50:08 1 10.86 0.00 1.71 0.73 0.08 86.61 02:00:02 all 0.87 0.00 0.29 0.01 0.07 98.77 02:00:02 0 0.89 0.00 0.33 0.00 0.09 98.69 02:00:02 1 0.84 0.00 0.24 0.02 0.06 98.84 02:10:08 all 7.14 0.00 0.56 0.01 0.08 92.21 02:10:08 0 7.82 0.00 0.65 0.01 0.07 91.46 02:10:08 1 6.49 0.00 0.49 0.01 0.08 92.93 02:20:05 all 2.07 0.00 0.28 0.10 0.07 97.48 02:20:05 0 1.51 0.00 0.21 0.11 0.06 98.11 02:20:05 1 2.63 0.00 0.35 0.10 0.08 96.84 02:30:01 all 1.62 0.00 0.43 0.01 0.06 97.87 02:30:01 0 1.38 0.00 0.46 0.02 0.07 98.06 02:30:01 1 1.86 0.00 0.39 0.00 0.05 97.69 02:40:05 all 3.67 0.00 0.44 0.21 0.06 95.63 02:40:05 0 5.93 0.00 0.47 0.12 0.04 93.44 02:40:05 1 1.40 0.00 0.42 0.29 0.07 97.82 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.62 0.00 0.39 0.10 0.05 96.84 Average: 0 2.87 0.00 0.41 0.08 0.05 96.59 Average: 1 2.37 0.00 0.38 0.12 0.06 97.08