---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-472649 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 11G 67G 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 657 10308 4 5023 14989 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:4b:55:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:fe4b:5597/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:93:02:91:5a:d0 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-472649) 03/14/26 _x86_64_ (4 CPU) 14:39:33 LINUX RESTART (4 CPU) 14:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 54.33 16.44 36.82 1.07 791.65 4343.55 7116.22 15:00:19 11.24 0.47 9.75 1.02 16.94 2490.15 517.83 15:10:13 25.44 0.54 21.12 3.78 18.36 3555.64 5687.89 Average: 30.15 5.78 22.43 1.94 273.71 3452.52 4395.25 14:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 10719780 13867740 2094948 12.80 120528 3173348 2497120 14.33 653640 4648108 32736 15:00:19 9565640 13467744 2487604 15.19 155560 3819076 2951800 16.94 840212 5517236 28176 15:10:13 10668424 15452116 497664 3.04 178692 4621652 1020824 5.86 1079280 4091192 16 Average: 10317948 14262533 1693405 10.34 151593 3871359 2156581 12.38 857711 4752179 20309 14:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 14:50:01 ens3 109.09 81.22 1044.18 16.92 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:19 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 15:00:19 ens3 75.31 56.47 137.99 18.33 0.00 0.00 0.00 0.00 15:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:13 lo 1461.82 1461.82 1381.73 1381.73 0.00 0.00 0.00 0.00 15:10:13 ens3 113.71 101.16 417.21 170.70 0.00 0.00 0.00 0.00 15:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 479.76 479.76 452.92 452.92 0.00 0.00 0.00 0.00 Average: ens3 99.07 79.30 529.30 67.80 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-472649) 03/14/26 _x86_64_ (4 CPU) 14:39:33 LINUX RESTART (4 CPU) 14:40:02 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 21.64 0.07 1.05 0.37 0.04 76.83 14:50:01 0 20.74 0.01 0.99 0.13 0.04 78.09 14:50:01 1 22.24 0.00 1.24 0.77 0.04 75.71 14:50:01 2 22.27 0.28 1.06 0.31 0.05 76.04 14:50:01 3 21.29 0.00 0.91 0.28 0.05 77.47 15:00:19 all 73.88 0.00 2.25 0.04 0.09 23.74 15:00:19 0 74.60 0.00 2.59 0.05 0.09 22.68 15:00:19 1 73.89 0.00 2.17 0.03 0.10 23.81 15:00:19 2 73.85 0.00 2.22 0.04 0.09 23.80 15:00:19 3 73.19 0.00 2.01 0.03 0.09 24.67 15:10:13 all 37.84 0.00 1.80 0.08 0.06 60.22 15:10:13 0 35.20 0.00 1.97 0.03 0.06 62.73 15:10:13 1 40.67 0.00 1.88 0.03 0.06 57.36 15:10:13 2 38.32 0.00 1.68 0.16 0.07 59.77 15:10:13 3 37.18 0.00 1.65 0.09 0.06 61.01 Average: all 44.77 0.02 1.70 0.16 0.07 53.27 Average: 0 43.85 0.00 1.86 0.07 0.07 54.16 Average: 1 45.91 0.00 1.77 0.28 0.07 51.98 Average: 2 45.11 0.09 1.66 0.17 0.07 52.91 Average: 3 44.21 0.00 1.53 0.13 0.07 54.05