---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12711 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 706 10510 4 4772 14940 Swap: 1023 1 1022 ---> 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3c:0b:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79496sec preferred_lft 79496sec inet6 fe80::f816:3eff:fe3c:bb2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:08:a8:b4:3e:a4 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12711) 12/11/25 _x86_64_ (4 CPU) 16:30:26 LINUX RESTART (4 CPU) 16:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:01 74.88 23.54 48.37 2.98 324.45 5407.24 4002.25 17:00:08 27.86 0.16 12.21 15.49 5.63 309.99 209929.70 17:10:08 7.63 0.08 7.15 0.39 4.13 258.28 1388.33 17:20:01 16.21 0.04 15.43 0.74 1.11 730.42 1013.81 17:30:08 12.16 0.01 11.58 0.56 1.13 362.65 189.17 17:40:08 7.09 0.00 6.72 0.37 0.43 218.06 125.01 17:50:01 5.50 0.01 5.29 0.20 1.43 158.31 228.29 18:00:08 6.04 0.00 5.82 0.21 0.30 163.28 67.17 18:10:08 9.70 0.01 9.26 0.43 0.36 571.48 177.08 18:20:01 5.32 0.01 5.16 0.16 0.77 163.85 58.61 Average: 17.19 2.36 12.66 2.17 33.64 828.82 21982.51 16:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:01 1872968 5469248 10462168 63.90 270180 3306908 11754036 67.47 2211328 11703460 1024 17:00:08 2521064 6143880 9788320 59.78 272224 3331392 11225616 64.43 2239564 11021776 176 17:10:08 6129308 9776204 6158420 37.61 273332 3354388 6915996 39.70 2247260 7416780 188 17:20:01 9832524 13612632 2324140 14.19 278648 3482244 3054852 17.53 2284532 3696368 272 17:30:08 8574044 12405688 3529928 21.56 280068 3532352 4267052 24.49 2288260 4944664 248 17:40:08 7571820 11434408 4501056 27.49 280852 3562516 5215196 29.94 2290096 5940680 184 17:50:01 5896076 9780028 6154680 37.59 281432 3583292 6797544 39.02 2292156 7615260 104 18:00:08 5906576 9812156 6122344 37.39 282084 3604268 6748168 38.73 2295164 7602552 68 18:10:08 7329564 11360288 4575096 27.94 285976 3722104 5227100 30.00 2303020 6169000 24 18:20:01 7372512 11428068 4507144 27.53 286620 3746224 5183172 29.75 2311540 6115024 16 Average: 6300646 10122260 5812330 35.50 279142 3522569 6638873 38.11 2276292 7222556 230 16:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:01 lo 31.02 31.02 19.89 19.89 0.00 0.00 0.00 0.00 16:50:01 ens3 2.60 2.32 0.75 1.56 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:08 lo 34.26 34.26 14.60 14.60 0.00 0.00 0.00 0.00 17:00:08 ens3 1.27 0.90 0.31 0.23 0.00 0.00 0.00 0.00 17:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:08 lo 17.55 17.55 9.08 9.08 0.00 0.00 0.00 0.00 17:10:08 ens3 0.79 0.49 0.18 0.13 0.00 0.00 0.00 0.00 17:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 11.24 11.24 5.51 5.51 0.00 0.00 0.00 0.00 17:20:01 ens3 1.02 0.84 0.30 0.24 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:08 lo 15.55 15.55 7.42 7.42 0.00 0.00 0.00 0.00 17:30:08 ens3 0.70 0.57 0.16 0.12 0.00 0.00 0.00 0.00 17:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:08 lo 18.34 18.34 9.16 9.16 0.00 0.00 0.00 0.00 17:40:08 ens3 1.08 0.72 0.31 0.23 0.00 0.00 0.00 0.00 17:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 27.23 27.23 11.09 11.09 0.00 0.00 0.00 0.00 17:50:01 ens3 0.57 0.48 0.11 0.09 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:08 lo 19.32 19.32 10.61 10.61 0.00 0.00 0.00 0.00 18:00:08 ens3 0.78 0.57 0.21 0.15 0.00 0.00 0.00 0.00 18:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:08 lo 17.95 17.95 10.14 10.14 0.00 0.00 0.00 0.00 18:10:08 ens3 0.95 0.77 0.29 0.23 0.00 0.00 0.00 0.00 18:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 16.83 16.83 6.89 6.89 0.00 0.00 0.00 0.00 18:20:01 ens3 0.66 0.50 0.17 0.12 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.93 20.93 10.44 10.44 0.00 0.00 0.00 0.00 Average: ens3 1.04 0.82 0.28 0.31 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12711) 12/11/25 _x86_64_ (4 CPU) 16:30:26 LINUX RESTART (4 CPU) 16:40:08 CPU %user %nice %system %iowait %steal %idle 16:50:01 all 56.71 0.00 2.23 0.12 0.11 40.83 16:50:01 0 57.16 0.00 2.14 0.19 0.10 40.40 16:50:01 1 55.43 0.00 2.23 0.07 0.11 42.16 16:50:01 2 56.64 0.00 2.24 0.05 0.11 40.96 16:50:01 3 57.60 0.00 2.31 0.18 0.11 39.80 17:00:08 all 26.20 0.00 1.14 0.06 0.09 72.50 17:00:08 0 26.05 0.00 0.99 0.03 0.09 72.84 17:00:08 1 26.28 0.00 1.09 0.10 0.10 72.43 17:00:08 2 26.33 0.00 1.34 0.06 0.09 72.19 17:00:08 3 26.15 0.00 1.15 0.07 0.09 72.54 17:10:08 all 16.56 0.00 0.78 0.04 0.09 82.54 17:10:08 0 16.36 0.00 0.76 0.07 0.09 82.73 17:10:08 1 16.10 0.00 0.78 0.04 0.09 83.00 17:10:08 2 16.62 0.00 0.74 0.02 0.09 82.54 17:10:08 3 17.17 0.00 0.83 0.03 0.09 81.89 17:20:01 all 21.12 0.00 0.85 0.06 0.08 77.89 17:20:01 0 19.99 0.00 0.92 0.06 0.08 78.95 17:20:01 1 21.79 0.00 0.86 0.11 0.09 77.15 17:20:01 2 21.44 0.00 0.83 0.02 0.08 77.64 17:20:01 3 21.27 0.00 0.78 0.04 0.08 77.83 17:30:08 all 18.26 0.00 0.70 0.04 0.08 80.92 17:30:08 0 17.97 0.00 0.65 0.04 0.08 81.26 17:30:08 1 18.24 0.00 0.71 0.01 0.09 80.96 17:30:08 2 18.52 0.00 0.73 0.03 0.09 80.63 17:30:08 3 18.32 0.00 0.70 0.08 0.09 80.82 17:40:08 all 12.82 0.00 0.53 0.03 0.08 86.53 17:40:08 0 12.96 0.00 0.50 0.07 0.08 86.39 17:40:08 1 12.04 0.00 0.49 0.01 0.09 87.38 17:40:08 2 13.01 0.00 0.60 0.03 0.08 86.28 17:40:08 3 13.28 0.00 0.52 0.03 0.08 86.10 17:50:01 all 10.32 0.00 0.46 0.03 0.08 89.11 17:50:01 0 10.03 0.00 0.49 0.06 0.08 89.33 17:50:01 1 10.70 0.00 0.46 0.01 0.09 88.74 17:50:01 2 9.80 0.00 0.46 0.02 0.09 89.63 17:50:01 3 10.76 0.00 0.42 0.01 0.08 88.73 18:00:08 all 9.42 0.00 0.41 0.03 0.09 90.06 18:00:08 0 9.22 0.00 0.39 0.02 0.09 90.28 18:00:08 1 9.16 0.00 0.46 0.03 0.09 90.27 18:00:08 2 9.56 0.00 0.49 0.06 0.09 89.81 18:00:08 3 9.73 0.00 0.30 0.01 0.08 89.88 18:10:08 all 14.20 0.00 0.63 0.04 0.08 85.04 18:10:08 0 13.85 0.00 0.60 0.07 0.08 85.39 18:10:08 1 13.67 0.00 0.60 0.02 0.09 85.62 18:10:08 2 14.38 0.00 0.70 0.02 0.08 84.82 18:10:08 3 14.91 0.00 0.62 0.05 0.08 84.34 18:20:01 all 8.44 0.00 0.48 0.02 0.08 90.97 18:20:01 0 8.39 0.00 0.47 0.03 0.08 91.03 18:20:01 1 8.43 0.00 0.48 0.03 0.09 90.97 18:20:01 2 8.60 0.00 0.53 0.01 0.08 90.78 18:20:01 3 8.35 0.00 0.43 0.02 0.08 91.12 Average: all 19.37 0.00 0.82 0.05 0.09 79.68 Average: 0 19.16 0.00 0.79 0.06 0.09 79.90 Average: 1 19.15 0.00 0.82 0.04 0.09 79.91 Average: 2 19.46 0.00 0.86 0.03 0.09 79.56 Average: 3 19.71 0.00 0.80 0.05 0.09 79.35