---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2663 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 20G 136G 13% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 789 17807 4 13494 30834 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:e0:1e:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.33/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83058sec preferred_lft 83058sec inet6 fe80::f816:3eff:fee0:1e43/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:69:7d:81:18:a9 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::8469:7dff:fe81:18a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2663) 03/06/26 _x86_64_ (8 CPU) 14:26:53 LINUX RESTART (8 CPU) 14:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:04 42.97 3.86 37.92 1.19 667.98 9579.60 11090.38 14:50:04 1.64 0.20 1.43 0.01 1.77 16.81 0.73 15:00:04 0.91 0.00 0.91 0.00 0.00 10.77 0.00 15:10:04 1.40 0.04 1.36 0.01 1.04 17.15 0.23 15:20:04 125.41 2.46 118.11 4.84 395.25 28432.11 5146.21 Average: 34.47 1.31 31.95 1.21 213.29 7611.71 3248.90 14:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:04 26235560 31721220 582220 1.77 137880 5543924 1255096 3.70 878968 5242804 180 14:50:04 26506260 31992764 311016 0.95 138676 5544092 965688 2.85 880068 4960212 252 15:00:04 26504748 31991344 312476 0.95 138752 5544096 965688 2.85 880140 4959884 0 15:10:04 26386896 31875012 428668 1.30 139076 5544604 1663156 4.90 890000 5094196 4 15:20:04 15805200 29402212 2817224 8.57 270080 13158476 9539124 28.13 2043948 13995612 624 Average: 24287733 31396510 890321 2.71 164893 7067038 2877750 8.49 1114625 6850542 212 14:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:04 lo 31.28 31.28 15.99 15.99 0.00 0.00 0.00 0.00 14:40:04 ens3 48.31 35.30 523.17 20.34 0.00 0.00 0.00 0.00 14:40:04 docker0 11.33 11.71 1.67 2.30 0.00 0.00 0.00 0.00 14:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:04 ens3 0.26 0.22 0.09 0.08 0.00 0.00 0.00 0.00 14:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:04 ens3 0.15 0.05 0.01 0.00 0.00 0.00 0.00 0.00 15:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:04 ens3 3.52 2.59 1.97 4.08 0.00 0.00 0.00 0.00 15:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:04 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 15:20:04 ens3 169.29 97.81 3723.86 10.98 0.00 0.00 0.00 0.00 15:20:04 docker0 3.49 5.08 0.35 138.45 0.00 0.00 0.00 0.00 15:20:04 br-654c20e42dc5 1.28 1.84 0.09 36.11 0.00 0.00 0.00 0.00 15:20:04 veth3e89fc7 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:20:04 veth18bc8bb 25.05 27.34 5.27 3.86 0.00 0.00 0.00 0.00 15:20:04 vethd552b48 0.41 0.66 0.07 0.09 0.00 0.00 0.00 0.00 15:20:04 vethcf3cd5b 0.11 0.19 0.01 0.22 0.00 0.00 0.00 0.00 15:20:04 vethe918bd2 3.67 2.77 0.36 0.40 0.00 0.00 0.00 0.00 15:20:04 veth2a97dbc 1.18 1.88 0.10 36.11 0.00 0.00 0.00 0.00 15:20:04 vethfe6fa99 19.48 19.46 2.93 4.50 0.00 0.00 0.00 0.00 15:20:04 vethb427c3f 2.05 2.61 0.41 0.26 0.00 0.00 0.00 0.00 15:20:04 vethaf4650b 0.87 1.21 0.13 0.10 0.00 0.00 0.00 0.00 15:20:04 vethff6b7ba 0.07 0.07 0.15 0.08 0.00 0.00 0.00 0.00 Average: lo 6.59 6.59 3.23 3.23 0.00 0.00 0.00 0.00 Average: ens3 44.31 27.20 849.77 7.10 0.00 0.00 0.00 0.00 Average: docker0 2.97 3.36 0.40 28.14 0.00 0.00 0.00 0.00 Average: br-654c20e42dc5 0.26 0.37 0.02 7.22 0.00 0.00 0.00 0.00 Average: veth3e89fc7 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth18bc8bb 5.01 5.47 1.05 0.77 0.00 0.00 0.00 0.00 Average: vethd552b48 0.08 0.13 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethcf3cd5b 0.02 0.04 0.00 0.04 0.00 0.00 0.00 0.00 Average: vethe918bd2 0.73 0.55 0.07 0.08 0.00 0.00 0.00 0.00 Average: veth2a97dbc 0.24 0.38 0.02 7.22 0.00 0.00 0.00 0.00 Average: vethfe6fa99 3.90 3.89 0.59 0.90 0.00 0.00 0.00 0.00 Average: vethb427c3f 0.41 0.52 0.08 0.05 0.00 0.00 0.00 0.00 Average: vethaf4650b 0.17 0.24 0.03 0.02 0.00 0.00 0.00 0.00 Average: vethff6b7ba 0.01 0.01 0.03 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2663) 03/06/26 _x86_64_ (8 CPU) 14:26:53 LINUX RESTART (8 CPU) 14:30:04 CPU %user %nice %system %iowait %steal %idle 14:40:04 all 19.42 0.00 0.60 0.35 0.05 79.58 14:40:04 0 18.37 0.00 0.55 0.05 0.05 80.98 14:40:04 1 17.72 0.00 0.49 0.28 0.04 81.47 14:40:04 2 21.73 0.00 0.68 0.30 0.05 77.24 14:40:04 3 18.57 0.00 0.50 0.41 0.04 80.48 14:40:04 4 18.98 0.00 0.67 0.27 0.06 80.02 14:40:04 5 16.07 0.00 0.71 0.96 0.05 82.21 14:40:04 6 21.40 0.00 0.56 0.23 0.05 77.77 14:40:04 7 22.54 0.00 0.62 0.32 0.05 76.48 14:50:04 all 0.04 0.00 0.01 0.00 0.00 99.93 14:50:04 0 0.01 0.00 0.01 0.01 0.00 99.96 14:50:04 1 0.02 0.00 0.03 0.00 0.01 99.94 14:50:04 2 0.00 0.00 0.01 0.01 0.01 99.98 14:50:04 3 0.24 0.00 0.02 0.00 0.01 99.73 14:50:04 4 0.03 0.00 0.02 0.00 0.01 99.95 14:50:04 5 0.01 0.00 0.02 0.00 0.00 99.98 14:50:04 6 0.01 0.00 0.01 0.02 0.00 99.96 14:50:04 7 0.02 0.00 0.02 0.00 0.00 99.96 15:00:04 all 0.01 0.00 0.02 0.00 0.00 99.96 15:00:04 0 0.01 0.00 0.01 0.00 0.00 99.98 15:00:04 1 0.02 0.00 0.08 0.01 0.00 99.90 15:00:04 2 0.01 0.00 0.01 0.01 0.01 99.97 15:00:04 3 0.01 0.00 0.06 0.00 0.00 99.93 15:00:04 4 0.01 0.00 0.01 0.00 0.00 99.98 15:00:04 5 0.01 0.00 0.01 0.00 0.00 99.98 15:00:04 6 0.00 0.00 0.01 0.00 0.00 99.99 15:00:04 7 0.01 0.00 0.01 0.01 0.00 99.98 15:10:04 all 0.15 0.00 0.02 0.01 0.00 99.81 15:10:04 0 0.10 0.00 0.02 0.00 0.01 99.87 15:10:04 1 0.21 0.00 0.03 0.01 0.00 99.76 15:10:04 2 0.15 0.00 0.02 0.00 0.01 99.83 15:10:04 3 0.02 0.00 0.02 0.01 0.01 99.95 15:10:04 4 0.16 0.00 0.03 0.00 0.00 99.80 15:10:04 5 0.28 0.00 0.04 0.00 0.01 99.67 15:10:04 6 0.22 0.00 0.02 0.00 0.00 99.75 15:10:04 7 0.10 0.00 0.02 0.02 0.00 99.86 15:20:04 all 6.55 0.00 1.69 1.98 0.03 89.75 15:20:04 0 5.01 0.00 1.60 1.39 0.03 91.97 15:20:04 1 7.36 0.00 1.82 3.20 0.04 87.58 15:20:04 2 6.42 0.00 1.70 1.76 0.04 90.08 15:20:04 3 7.13 0.00 1.72 2.49 0.03 88.62 15:20:04 4 6.77 0.00 1.59 1.29 0.03 90.32 15:20:04 5 6.65 0.00 1.63 1.76 0.04 89.93 15:20:04 6 6.64 0.00 1.80 1.89 0.03 89.64 15:20:04 7 6.40 0.00 1.65 2.05 0.03 89.87 Average: all 5.23 0.00 0.47 0.47 0.02 93.81 Average: 0 4.70 0.00 0.44 0.29 0.02 94.56 Average: 1 5.07 0.00 0.49 0.70 0.02 93.73 Average: 2 5.66 0.00 0.48 0.41 0.02 93.42 Average: 3 5.20 0.00 0.46 0.58 0.02 93.74 Average: 4 5.18 0.00 0.46 0.31 0.02 94.02 Average: 5 4.60 0.00 0.48 0.54 0.02 94.36 Average: 6 5.65 0.00 0.48 0.43 0.02 93.43 Average: 7 5.81 0.00 0.46 0.48 0.02 93.23