---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6158 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 7.9G 30G 21% / 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 760 5203 4 2266 7181 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:34:42:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72947sec preferred_lft 72947sec inet6 fe80::f816:3eff:fe34:42c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6158) 03/20/26 _x86_64_ (2 CPU) 00:34:38 LINUX RESTART (2 CPU) 00:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:20 1.27 0.01 1.25 0.01 0.05 16.73 1.08 01:00:01 1.60 0.02 1.55 0.03 0.62 24.46 1.39 01:10:20 1.38 0.00 1.37 0.01 0.00 17.81 0.79 01:20:20 1.36 0.00 1.36 0.00 0.01 20.08 0.03 01:30:01 1.60 0.00 1.58 0.02 0.00 20.55 0.23 01:40:20 15.06 0.31 1.75 12.99 38.94 74.66 103452.43 01:50:20 1.37 0.00 1.37 0.00 0.00 17.21 0.00 02:00:01 1.58 0.00 1.54 0.03 0.00 135.91 0.37 02:10:17 1.21 0.00 1.19 0.02 0.00 16.77 0.13 02:20:20 1.51 0.00 1.49 0.03 0.00 20.21 0.23 02:30:01 1.51 0.00 1.48 0.03 0.00 20.32 0.37 02:40:20 1.25 0.00 1.24 0.01 0.00 22.00 0.09 02:50:20 1.33 0.00 1.33 0.00 0.00 17.85 0.00 03:00:01 1.42 0.00 1.41 0.02 0.00 19.79 0.23 03:10:20 1.37 0.00 1.37 0.00 0.00 18.23 0.00 03:20:17 1.45 0.00 1.45 0.00 0.00 19.54 0.00 03:30:01 1.58 0.00 1.56 0.02 0.00 21.65 0.37 03:40:20 1.39 0.00 1.39 0.01 0.00 18.05 0.05 03:50:17 1.32 0.00 1.32 0.00 0.00 17.35 0.00 04:00:01 1.48 0.00 1.46 0.02 0.00 23.08 0.23 04:10:20 1.40 0.00 1.39 0.00 0.00 28.06 0.17 Average: 2.09 0.02 1.42 0.65 1.95 28.01 5088.16 00:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:20 5339700 7414204 358496 4.41 83940 2155220 632108 6.88 581748 1924020 424 01:00:01 5308180 7384524 388120 4.77 84096 2156912 642028 6.99 583736 1925748 124 01:10:20 5307940 7385276 387372 4.76 84284 2157720 642224 7.00 584000 1926744 184 01:20:20 5291388 7370256 402392 4.95 84448 2159088 662668 7.22 603436 1928276 192 01:30:01 5304776 7384396 388252 4.77 84572 2159716 662668 7.22 603192 1929028 124 01:40:20 5271096 7379800 392308 4.82 84884 2188368 662732 7.22 615296 1946452 176 01:50:20 5270824 7380256 391856 4.82 85040 2188932 663756 7.23 616092 1947180 132 02:00:01 5242324 7386632 385192 4.74 85224 2223308 649836 7.08 601208 1981740 332 02:10:17 5242324 7387480 384324 4.73 85420 2223964 649836 7.08 601308 1982580 212 02:20:20 5244708 7390704 381064 4.69 85596 2224604 649836 7.08 601348 1983408 136 02:30:01 5235656 7382644 389088 4.78 85792 2225372 649820 7.08 601492 1984244 248 02:40:20 5235404 7384640 387068 4.76 85924 2227464 651400 7.10 602504 1986464 292 02:50:20 5234904 7384924 386784 4.76 86052 2228108 651548 7.10 602620 1987240 256 03:00:01 5229620 7380396 391288 4.81 86196 2228704 651612 7.10 602640 1987980 180 03:10:20 5237020 7388696 382972 4.71 86296 2229492 651596 7.10 602788 1988740 264 03:20:17 5236768 7389352 382316 4.70 86420 2230284 651612 7.10 602988 1989640 176 03:30:01 5233240 7386640 384740 4.73 86608 2230884 706688 7.70 608164 1990440 240 03:40:20 5233240 7387440 384068 4.72 86752 2231544 651676 7.10 603052 1991224 312 03:50:17 5241080 7396040 375484 4.62 86864 2232164 651660 7.10 603064 1991976 284 04:00:01 5233780 7390516 380940 4.68 86984 2233804 651908 7.10 603448 1993604 280 04:10:20 5204948 7365424 406032 4.99 87136 2237336 653104 7.11 604480 1997296 168 Average: 5256139 7385726 386198 4.75 85644 2208238 654301 7.13 601362 1969715 226 00:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:20 ens3 1.94 1.04 0.32 0.14 0.00 0.00 0.00 0.00 01:00:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 11.18 10.34 115.67 0.97 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 1.58 0.93 0.42 0.21 0.00 0.00 0.00 0.00 01:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:20 ens3 3.89 3.45 5.32 0.61 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 2.64 1.75 0.36 0.24 0.00 0.00 0.00 0.00 01:40:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:20 ens3 3.19 2.02 3.41 0.35 0.00 0.00 0.00 0.00 01:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:20 ens3 2.25 1.43 0.36 0.22 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 5.56 4.99 46.80 0.72 0.00 0.00 0.00 0.00 02:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:17 ens3 0.18 0.11 0.04 0.02 0.00 0.00 0.00 0.00 02:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:20 ens3 0.19 0.11 0.04 0.02 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 0.19 0.10 0.05 0.02 0.00 0.00 0.00 0.00 02:40:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:20 ens3 3.01 2.76 0.62 0.49 0.00 0.00 0.00 0.00 02:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:20 ens3 0.71 0.20 0.22 0.13 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 0.30 0.12 0.07 0.04 0.00 0.00 0.00 0.00 03:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:20 ens3 0.23 0.09 0.04 0.02 0.00 0.00 0.00 0.00 03:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:17 ens3 0.68 0.56 0.16 0.07 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.36 0.14 0.12 0.07 0.00 0.00 0.00 0.00 03:40:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:20 ens3 0.29 0.13 0.07 0.04 0.00 0.00 0.00 0.00 03:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:17 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 1.65 1.40 0.41 0.25 0.00 0.00 0.00 0.00 04:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:20 ens3 21.69 21.03 217.77 2.08 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.96 2.53 18.76 0.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6158) 03/20/26 _x86_64_ (2 CPU) 00:34:38 LINUX RESTART (2 CPU) 00:40:20 CPU %user %nice %system %iowait %steal %idle 00:50:20 all 0.48 0.00 0.15 0.01 0.04 99.31 00:50:20 0 0.48 0.00 0.22 0.01 0.06 99.22 00:50:20 1 0.49 0.00 0.08 0.00 0.02 99.40 01:00:01 all 0.83 0.00 0.31 0.01 0.05 98.80 01:00:01 0 1.05 0.00 0.40 0.01 0.07 98.47 01:00:01 1 0.62 0.00 0.21 0.00 0.03 99.13 01:10:20 all 0.47 0.00 0.14 0.01 0.05 99.33 01:10:20 0 0.56 0.00 0.09 0.02 0.04 99.29 01:10:20 1 0.38 0.00 0.18 0.00 0.06 99.38 01:20:20 all 1.03 0.00 0.18 0.01 0.06 98.72 01:20:20 0 0.79 0.00 0.13 0.01 0.05 99.03 01:20:20 1 1.28 0.00 0.23 0.01 0.07 98.42 01:30:01 all 0.61 0.00 0.22 0.01 0.05 99.10 01:30:01 0 0.60 0.00 0.20 0.01 0.04 99.16 01:30:01 1 0.62 0.00 0.24 0.01 0.07 99.05 01:40:20 all 0.70 0.00 0.19 0.04 0.05 99.01 01:40:20 0 0.61 0.00 0.18 0.06 0.05 99.10 01:40:20 1 0.79 0.00 0.20 0.02 0.06 98.93 01:50:20 all 2.89 0.00 0.31 0.01 0.06 96.73 01:50:20 0 3.28 0.00 0.31 0.02 0.05 96.34 01:50:20 1 2.49 0.00 0.31 0.00 0.07 97.12 02:00:01 all 3.67 0.00 0.47 0.02 0.06 95.79 02:00:01 0 6.27 0.00 0.65 0.01 0.05 93.02 02:00:01 1 1.14 0.00 0.29 0.02 0.07 98.48 02:10:17 all 0.44 0.00 0.13 0.01 0.05 99.37 02:10:17 0 0.40 0.00 0.16 0.01 0.06 99.37 02:10:17 1 0.48 0.00 0.10 0.01 0.04 99.38 02:20:20 all 0.46 0.00 0.14 0.02 0.04 99.33 02:20:20 0 0.50 0.00 0.11 0.02 0.04 99.33 02:20:20 1 0.42 0.00 0.17 0.03 0.04 99.33 02:30:01 all 0.47 0.00 0.22 0.01 0.04 99.26 02:30:01 0 0.53 0.00 0.26 0.01 0.04 99.16 02:30:01 1 0.40 0.00 0.19 0.02 0.03 99.36 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:20 all 1.04 0.00 0.18 0.01 0.04 98.73 02:40:20 0 1.41 0.00 0.22 0.01 0.05 98.31 02:40:20 1 0.67 0.00 0.15 0.00 0.03 99.15 02:50:20 all 0.48 0.00 0.15 0.01 0.03 99.34 02:50:20 0 0.49 0.00 0.13 0.01 0.03 99.35 02:50:20 1 0.46 0.00 0.17 0.00 0.04 99.33 03:00:01 all 0.54 0.00 0.25 0.01 0.03 99.16 03:00:01 0 0.60 0.00 0.25 0.01 0.03 99.10 03:00:01 1 0.48 0.00 0.25 0.01 0.03 99.23 03:10:20 all 0.53 0.00 0.15 0.01 0.03 99.28 03:10:20 0 0.52 0.00 0.21 0.00 0.05 99.22 03:10:20 1 0.54 0.00 0.08 0.01 0.02 99.35 03:20:17 all 0.70 0.00 0.15 0.01 0.04 99.10 03:20:17 0 0.49 0.00 0.18 0.01 0.05 99.27 03:20:17 1 0.91 0.00 0.13 0.01 0.03 98.92 03:30:01 all 0.52 0.00 0.24 0.01 0.04 99.18 03:30:01 0 0.52 0.00 0.25 0.02 0.04 99.17 03:30:01 1 0.52 0.00 0.24 0.01 0.03 99.20 03:40:20 all 0.50 0.00 0.15 0.01 0.04 99.31 03:40:20 0 0.54 0.00 0.13 0.01 0.04 99.29 03:40:20 1 0.45 0.00 0.17 0.00 0.05 99.33 03:50:17 all 0.46 0.00 0.14 0.01 0.04 99.35 03:50:17 0 0.49 0.00 0.12 0.01 0.04 99.35 03:50:17 1 0.44 0.00 0.15 0.01 0.04 99.36 04:00:01 all 1.12 0.00 0.27 0.01 0.03 98.57 04:00:01 0 1.17 0.00 0.25 0.01 0.03 98.55 04:00:01 1 1.08 0.00 0.28 0.01 0.04 98.60 04:10:20 all 1.37 0.00 0.34 0.01 0.04 98.25 04:10:20 0 1.85 0.00 0.39 0.01 0.04 97.71 04:10:20 1 0.88 0.00 0.28 0.01 0.04 98.79 Average: all 0.91 0.00 0.21 0.01 0.04 98.82 Average: 0 1.09 0.00 0.23 0.01 0.04 98.63 Average: 1 0.74 0.00 0.19 0.01 0.04 99.01