---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-65945 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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 12G 66G 16% / 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 622 8925 4 6440 15024 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:c4:27:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83931sec preferred_lft 83931sec inet6 fe80::f816:3eff:fec4:273b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:4c:ed:15:b0:48 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-65945) 04/02/26 _x86_64_ (4 CPU) 05:23:33 LINUX RESTART (4 CPU) 05:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 30.76 3.00 24.72 3.04 163.60 3996.68 9103.41 05:50:11 27.68 0.01 24.86 2.81 0.84 2331.02 17874.77 06:00:11 18.80 0.32 16.57 1.92 11.72 8238.65 3061.67 Average: 25.73 1.09 22.05 2.59 57.86 4846.68 10059.48 05:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 10018720 13556200 2401464 14.67 140352 3525324 2850704 16.36 693936 5282232 24564 05:50:11 8734152 12683768 3270656 19.98 159916 3883256 3343128 19.19 803792 6417988 17636 06:00:11 9136136 15372332 574952 3.51 187952 6065740 1094772 6.28 1592720 5132124 596 Average: 9296336 13870767 2082357 12.72 162740 4491440 2429535 13.95 1030149 5610781 14265 05:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1560.00 1560.00 1480.80 1480.80 0.00 0.00 0.00 0.00 05:40:01 ens3 118.30 91.81 945.73 20.83 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:11 lo 1153.43 1153.43 1098.69 1098.69 0.00 0.00 0.00 0.00 05:50:11 ens3 31.78 25.95 25.36 10.11 0.00 0.00 0.00 0.00 05:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:11 lo 577.74 577.74 7161.01 7161.01 0.00 0.00 0.00 0.00 06:00:11 ens3 49.77 48.39 116.67 354.97 0.00 0.00 0.00 0.00 06:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1094.91 1094.91 3244.82 3244.82 0.00 0.00 0.00 0.00 Average: ens3 66.16 55.04 357.74 128.58 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-65945) 04/02/26 _x86_64_ (4 CPU) 05:23:33 LINUX RESTART (4 CPU) 05:30:11 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 63.01 0.00 2.47 0.25 0.09 34.17 05:40:01 0 64.00 0.00 2.56 0.35 0.10 32.98 05:40:01 1 62.69 0.00 2.52 0.31 0.09 34.39 05:40:01 2 62.21 0.00 2.55 0.17 0.09 34.97 05:40:01 3 63.14 0.00 2.25 0.17 0.10 34.35 05:50:11 all 66.18 0.00 2.38 0.07 0.11 31.26 05:50:11 0 66.37 0.00 2.40 0.11 0.11 31.01 05:50:11 1 65.18 0.00 2.44 0.06 0.11 32.21 05:50:11 2 66.13 0.00 2.22 0.04 0.11 31.50 05:50:11 3 67.05 0.00 2.48 0.05 0.12 30.31 06:00:11 all 40.06 0.00 1.51 0.12 0.09 58.21 06:00:11 0 45.83 0.00 1.33 0.12 0.10 52.63 06:00:11 1 38.77 0.00 1.51 0.04 0.09 59.59 06:00:11 2 43.57 0.00 1.38 0.10 0.09 54.86 06:00:11 3 32.07 0.00 1.83 0.24 0.09 65.78 Average: all 56.42 0.00 2.12 0.15 0.10 41.21 Average: 0 58.74 0.00 2.10 0.19 0.10 38.87 Average: 1 55.55 0.00 2.16 0.14 0.10 42.06 Average: 2 57.32 0.00 2.05 0.10 0.10 40.43 Average: 3 54.08 0.00 2.18 0.16 0.10 43.48