---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6124 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 67G 15% / 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 757 9369 4 5863 14889 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:5f:8d:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83933sec preferred_lft 83933sec inet6 fe80::f816:3eff:fe5f:8de0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:63:a4:3b:42:24 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-6124) 03/19/26 _x86_64_ (4 CPU) 20:25:06 LINUX RESTART (4 CPU) 20:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 17.90 2.60 14.08 1.22 348.38 4378.24 7218.31 20:50:08 58.90 0.31 47.02 11.57 9.33 4032.70 14297.22 21:00:08 32.95 0.30 26.89 5.77 11.75 4882.33 7532.84 Average: 36.73 1.06 29.45 6.22 121.89 4429.79 9709.25 20:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 9095372 12891032 3064880 18.72 172364 3704800 3292296 18.90 722512 6108564 133332 20:50:08 8904256 13351132 2598484 15.87 204308 4274004 2790024 16.01 881964 6084992 17536 21:00:08 9743232 15360268 585252 3.57 242868 5341876 1105116 6.34 1268072 4783436 12 Average: 9247620 13867477 2082872 12.72 206513 4440227 2395812 13.75 957516 5658997 50293 20:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 20:40:01 ens3 111.97 87.50 628.80 21.83 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 5693.98 5693.98 5430.11 5430.11 0.00 0.00 0.00 0.00 20:50:08 ens3 100.93 70.50 264.54 21.17 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:08 lo 2446.46 2446.46 2325.16 2325.16 0.00 0.00 0.00 0.00 21:00:08 ens3 85.89 77.52 106.70 107.57 0.00 0.00 0.00 0.00 21:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2735.19 2735.19 2605.40 2605.40 0.00 0.00 0.00 0.00 Average: ens3 99.56 78.44 331.99 50.19 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-6124) 03/19/26 _x86_64_ (4 CPU) 20:25:06 LINUX RESTART (4 CPU) 20:30:08 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 70.34 0.00 2.45 0.06 0.10 27.04 20:40:01 0 72.64 0.00 2.24 0.09 0.09 24.93 20:40:01 1 69.27 0.00 2.43 0.03 0.10 28.17 20:40:01 2 68.99 0.00 2.51 0.06 0.09 28.35 20:40:01 3 70.47 0.00 2.64 0.07 0.10 26.72 20:50:08 all 61.49 0.00 4.27 0.14 0.10 34.00 20:50:08 0 61.14 0.00 4.16 0.17 0.10 34.43 20:50:08 1 60.28 0.00 4.10 0.11 0.10 35.41 20:50:08 2 60.91 0.00 4.21 0.17 0.10 34.60 20:50:08 3 63.64 0.00 4.61 0.11 0.10 31.55 21:00:08 all 48.60 0.00 2.76 0.10 0.08 48.46 21:00:08 0 46.56 0.00 2.80 0.14 0.08 50.42 21:00:08 1 46.90 0.00 2.33 0.03 0.08 50.67 21:00:08 2 51.71 0.00 3.03 0.07 0.08 45.11 21:00:08 3 49.24 0.00 2.89 0.14 0.08 47.64 Average: all 60.11 0.00 3.17 0.10 0.09 36.53 Average: 0 60.06 0.00 3.07 0.13 0.09 36.64 Average: 1 58.77 0.00 2.96 0.06 0.09 38.12 Average: 2 60.51 0.00 3.25 0.10 0.09 36.05 Average: 3 61.09 0.00 3.38 0.11 0.09 35.32