---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-38991 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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: 5600.00 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 17G 61G 22% / 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 744 6822 3 8422 14902 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:09:42:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79347sec preferred_lft 79347sec inet6 fe80::f816:3eff:fe09:424f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:3d:ea:3b:63:89 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 inet6 fe80::503d:eaff:fe3b:6389/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-38991) 08/20/26 _x86_64_ (4 CPU) 09:18:39 LINUX RESTART (4 CPU) 09:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:04 132.36 8.42 119.20 4.74 960.61 30141.32 14725.95 09:40:04 9.89 0.83 8.82 0.24 75.99 926.24 672.81 09:50:04 7.37 0.00 6.98 0.39 0.01 226.72 715.73 10:00:04 5.79 0.00 5.53 0.26 0.03 163.56 397.83 10:10:04 42.75 1.00 39.61 2.15 13.36 3171.13 1367.21 10:20:04 14.36 0.01 13.71 0.65 0.13 424.04 423.83 10:30:04 4.66 0.13 4.37 0.16 3.68 121.49 72.76 10:40:04 8.38 0.00 8.02 0.36 0.00 252.09 166.19 10:50:04 5.66 0.00 5.46 0.19 0.00 166.80 63.75 11:00:04 5.66 0.00 5.50 0.16 0.00 169.28 58.91 11:10:04 9.77 0.06 9.34 0.37 0.45 584.24 240.67 Average: 22.42 0.95 20.59 0.88 95.84 3304.27 1718.69 09:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:04 2900356 12977320 2951248 18.03 235084 9654236 4754624 27.29 1968552 10765948 218580 09:40:04 3293856 11133764 4794888 29.29 229996 7450576 5532084 31.75 1988376 10374420 400 09:50:04 2244672 10098444 5830416 35.61 231464 7462824 6991192 40.13 2008508 11407952 224 10:00:04 1744280 9609440 6318320 38.59 232608 7473084 7039524 40.41 2011468 11900408 236 10:10:04 4477968 11969172 3958856 24.18 255228 7071652 5271088 30.26 2238868 8938180 12580 10:20:04 3827388 11366024 4562892 27.87 257840 7116116 5320064 30.54 2258228 9568796 276 10:30:04 3695352 11251076 4677548 28.57 258896 7132120 5364484 30.79 2260332 9692716 320 10:40:04 2651212 10245092 5683104 34.71 259852 7169228 6625828 38.03 2263384 10746836 396 10:50:04 2297264 9915136 6012712 36.72 260712 7192284 6769600 38.86 2267120 11096708 748 11:00:04 3751880 11394524 4534224 27.69 261432 7216316 5308796 30.47 2269520 9633052 288 11:10:04 3451044 11227100 4700992 28.71 265236 7339036 5291356 30.37 2283160 9909460 264 Average: 3121388 11017008 4911382 30.00 249850 7479770 5842604 33.54 2165229 10366771 21301 09:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:04 lo 3.24 3.24 2.35 2.35 0.00 0.00 0.00 0.00 09:30:04 ens3 128.10 95.07 1838.25 10.47 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:40:04 lo 11.63 11.63 8.45 8.45 0.00 0.00 0.00 0.00 09:40:04 ens3 0.58 0.46 0.10 0.76 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:04 lo 13.28 13.28 6.94 6.94 0.00 0.00 0.00 0.00 09:50:04 ens3 0.73 0.63 0.14 0.33 0.00 0.00 0.00 0.00 09:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:04 lo 9.79 9.79 4.93 4.93 0.00 0.00 0.00 0.00 10:00:04 ens3 0.49 0.32 0.11 0.07 0.00 0.00 0.00 0.00 10:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:04 lo 17.30 17.30 15.43 15.43 0.00 0.00 0.00 0.00 10:10:04 ens3 1.66 1.62 0.50 0.43 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 27.85 27.85 12.40 12.40 0.00 0.00 0.00 0.00 10:20:04 ens3 1.17 1.27 0.25 0.24 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 11.52 11.52 6.31 6.31 0.00 0.00 0.00 0.00 10:30:04 ens3 0.60 0.54 0.13 0.09 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 28.13 28.13 11.09 11.09 0.00 0.00 0.00 0.00 10:40:04 ens3 0.57 0.42 0.11 0.08 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 21.88 21.88 10.85 10.85 0.00 0.00 0.00 0.00 10:50:04 ens3 0.71 0.55 0.15 0.11 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:04 lo 15.44 15.44 8.66 8.66 0.00 0.00 0.00 0.00 11:00:04 ens3 0.65 0.51 0.13 0.10 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 20.34 20.34 9.60 9.60 0.00 0.00 0.00 0.00 11:10:04 ens3 1.08 0.89 0.30 0.24 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.40 16.40 8.82 8.82 0.00 0.00 0.00 0.00 Average: ens3 12.39 9.30 167.29 1.17 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-38991) 08/20/26 _x86_64_ (4 CPU) 09:18:39 LINUX RESTART (4 CPU) 09:20:04 CPU %user %nice %system %iowait %steal %idle 09:30:04 all 40.96 0.00 2.33 5.45 0.10 51.15 09:30:04 0 39.83 0.00 2.23 5.76 0.09 52.09 09:30:04 1 40.12 0.00 2.13 5.47 0.10 52.19 09:30:04 2 41.50 0.00 2.65 4.73 0.11 51.01 09:30:04 3 42.40 0.00 2.32 5.84 0.10 49.33 09:40:04 all 14.59 0.00 0.60 0.04 0.09 84.68 09:40:04 0 15.09 0.00 0.53 0.06 0.09 84.24 09:40:04 1 14.46 0.00 0.61 0.05 0.09 84.79 09:40:04 2 14.95 0.00 0.59 0.02 0.10 84.34 09:40:04 3 13.86 0.00 0.67 0.03 0.10 85.33 09:50:04 all 15.69 0.00 0.69 1.70 0.10 81.82 09:50:04 0 16.07 0.00 0.73 0.03 0.10 83.07 09:50:04 1 15.66 0.00 0.78 5.38 0.10 78.08 09:50:04 2 15.55 0.00 0.58 1.10 0.09 82.68 09:50:04 3 15.50 0.00 0.66 0.27 0.11 83.47 10:00:04 all 10.73 0.00 0.60 0.08 0.09 88.50 10:00:04 0 10.57 0.00 0.61 0.06 0.09 88.67 10:00:04 1 10.92 0.00 0.64 0.08 0.09 88.28 10:00:04 2 10.61 0.00 0.55 0.14 0.10 88.60 10:00:04 3 10.82 0.00 0.60 0.05 0.09 88.44 10:10:04 all 54.33 0.00 1.97 0.43 0.14 43.12 10:10:04 0 54.47 0.00 1.93 0.99 0.14 42.47 10:10:04 1 54.38 0.00 1.94 0.17 0.15 43.37 10:10:04 2 54.32 0.00 1.94 0.21 0.14 43.40 10:10:04 3 54.17 0.00 2.08 0.35 0.14 43.26 10:20:04 all 28.65 0.00 1.08 0.44 0.13 69.69 10:20:04 0 29.10 0.00 1.11 0.27 0.12 69.40 10:20:04 1 27.99 0.00 1.15 0.97 0.13 69.76 10:20:04 2 28.83 0.00 1.07 0.36 0.13 69.61 10:20:04 3 28.71 0.00 1.00 0.17 0.14 69.99 10:30:04 all 9.14 0.00 0.60 0.03 0.08 90.14 10:30:04 0 8.70 0.00 0.58 0.07 0.08 90.58 10:30:04 1 9.42 0.00 0.71 0.04 0.08 89.75 10:30:04 2 8.53 0.00 0.62 0.01 0.09 90.75 10:30:04 3 9.92 0.00 0.50 0.01 0.08 89.49 10:40:04 all 16.65 0.00 0.63 0.06 0.09 82.57 10:40:04 0 15.92 0.00 0.53 0.03 0.09 83.43 10:40:04 1 16.71 0.00 0.69 0.01 0.10 82.49 10:40:04 2 16.85 0.00 0.60 0.11 0.10 82.35 10:40:04 3 17.11 0.00 0.71 0.09 0.09 81.99 10:50:04 all 12.28 0.00 0.48 0.06 0.09 87.08 10:50:04 0 11.53 0.00 0.46 0.03 0.09 87.90 10:50:04 1 12.66 0.00 0.46 0.04 0.09 86.76 10:50:04 2 12.57 0.00 0.50 0.11 0.10 86.73 10:50:04 3 12.35 0.00 0.52 0.09 0.09 86.95 11:00:04 all 9.18 0.00 0.44 0.06 0.08 90.23 11:00:04 0 9.12 0.00 0.40 0.03 0.08 90.38 11:00:04 1 9.08 0.00 0.50 0.07 0.10 90.25 11:00:04 2 9.32 0.00 0.49 0.03 0.08 90.09 11:00:04 3 9.22 0.00 0.39 0.11 0.08 90.20 11:10:04 all 15.98 0.00 0.71 0.04 0.09 83.18 11:10:04 0 16.09 0.00 0.71 0.04 0.09 83.08 11:10:04 1 16.87 0.00 0.73 0.08 0.10 82.22 11:10:04 2 15.48 0.00 0.72 0.01 0.09 83.70 11:10:04 3 15.47 0.00 0.69 0.03 0.10 83.70 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.75 0.00 0.92 0.76 0.10 77.46 Average: 0 20.60 0.00 0.89 0.67 0.10 77.75 Average: 1 20.76 0.00 0.94 1.13 0.10 77.08 Average: 2 20.78 0.00 0.94 0.62 0.10 77.56 Average: 3 20.87 0.00 0.92 0.64 0.10 77.46