---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2009 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 11G 68G 14% / 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 695 10575 4 4717 14951 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:69:e2:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84486sec preferred_lft 84486sec inet6 fe80::f816:3eff:fe69:e2e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:7f:1e:e2:06:68 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2009) 01/19/26 _x86_64_ (4 CPU) 16:03:28 LINUX RESTART (4 CPU) 16:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:06 26.39 2.03 10.01 14.35 131.76 2671.34 241062.24 16:30:01 29.57 0.82 24.89 3.86 24.64 3251.40 12069.79 Average: 27.98 1.42 17.44 9.12 78.29 2960.90 126752.35 16:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:06 10752564 13978584 1981084 12.10 134024 3224756 2208856 12.68 592800 4648528 20548 16:30:01 10924944 15387512 564372 3.45 170684 4331992 1027980 5.90 931596 4022888 399668 Average: 10838754 14683048 1272728 7.77 152354 3778374 1618418 9.29 762198 4335708 210108 16:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:06 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 16:20:06 ens3 84.22 68.80 496.62 18.49 0.00 0.00 0.00 0.00 16:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 1587.70 1587.70 1512.33 1512.33 0.00 0.00 0.00 0.00 16:30:01 ens3 79.52 59.59 426.76 16.52 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 793.17 793.17 755.00 755.00 0.00 0.00 0.00 0.00 Average: ens3 81.87 64.20 461.74 17.51 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2009) 01/19/26 _x86_64_ (4 CPU) 16:03:28 LINUX RESTART (4 CPU) 16:10:09 CPU %user %nice %system %iowait %steal %idle 16:20:06 all 66.89 0.00 2.20 1.49 0.16 29.26 16:20:06 0 64.71 0.00 2.11 2.70 0.15 30.33 16:20:06 1 67.03 0.00 2.17 1.18 0.15 29.47 16:20:06 2 70.60 0.00 2.47 1.59 0.16 25.19 16:20:06 3 65.23 0.00 2.07 0.50 0.17 32.04 16:30:01 all 68.21 0.00 2.91 0.49 0.14 28.26 16:30:01 0 68.32 0.00 2.57 0.27 0.14 28.70 16:30:01 1 65.09 0.00 3.13 0.36 0.14 31.29 16:30:01 2 69.67 0.00 2.97 0.26 0.14 26.95 16:30:01 3 69.75 0.00 2.96 1.07 0.14 26.09 Average: all 67.55 0.00 2.55 0.99 0.15 28.76 Average: 0 66.51 0.00 2.34 1.49 0.14 29.51 Average: 1 66.06 0.00 2.65 0.77 0.15 30.38 Average: 2 70.14 0.00 2.72 0.92 0.15 26.07 Average: 3 67.48 0.00 2.51 0.78 0.15 29.07