---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53 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 24G 131G 16% / 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 837 12891 4 18363 30787 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:55:20:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.234/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83329sec preferred_lft 83329sec inet6 fe80::f816:3eff:fe55:2069/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f3:76:5a:12:e3 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::30f3:76ff:fe5a:12e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53) 05/14/26 _x86_64_ (8 CPU) 05:24:54 LINUX RESTART (8 CPU) 05:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:00 70.78 2.60 66.74 1.44 185.80 30447.10 26425.39 05:50:02 71.63 0.01 69.28 2.33 1.21 12105.89 120472.99 06:00:27 87.91 0.01 85.31 2.59 0.96 10343.72 37754.22 06:10:01 156.38 0.01 153.06 3.31 0.14 22112.63 152626.54 Average: 95.92 0.66 92.86 2.41 46.99 18620.49 83128.51 05:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:00 22378404 30997008 1282760 3.90 224372 8329636 1817320 5.36 3646704 6026500 200 05:50:02 18757760 30970744 1293316 3.94 303380 11687248 1770680 5.22 3973632 9141876 777192 06:00:27 18397744 30997716 1264132 3.85 341736 12030116 1780492 5.25 5399376 8087836 696 06:10:01 13932320 30908480 1322636 4.02 441008 15977404 1822752 5.38 8667060 8913240 318296 Average: 18366557 30968487 1290711 3.93 327624 12006101 1797811 5.30 5421693 8042363 274096 05:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:00 lo 0.38 0.38 0.03 0.03 0.00 0.00 0.00 0.00 05:40:00 ens3 103.69 68.57 2297.73 10.74 0.00 0.00 0.00 0.00 05:40:00 docker0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 05:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:50:02 ens3 4.12 2.97 44.75 1.17 0.00 0.00 0.00 0.00 05:50:02 docker0 1.53 2.25 0.08 43.82 0.00 0.00 0.00 0.00 06:00:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:00:27 ens3 3.21 2.67 42.59 1.58 0.00 0.00 0.00 0.00 06:00:27 docker0 1.34 1.67 0.07 42.10 0.00 0.00 0.00 0.00 06:00:27 veth25919bd 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 06:10:01 ens3 85.22 60.82 518.41 2475.29 0.00 0.00 0.00 0.00 06:10:01 docker0 1.16 1.69 0.07 45.10 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 48.15 33.11 720.13 595.32 0.00 0.00 0.00 0.00 Average: docker0 1.02 1.41 0.06 32.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53) 05/14/26 _x86_64_ (8 CPU) 05:24:54 LINUX RESTART (8 CPU) 05:30:01 CPU %user %nice %system %iowait %steal %idle 05:40:00 all 4.88 0.00 1.87 8.25 0.07 84.93 05:40:00 0 4.14 0.00 1.79 10.77 0.08 83.22 05:40:00 1 5.20 0.00 1.98 4.17 0.07 88.57 05:40:00 2 6.14 0.00 2.11 8.20 0.07 83.49 05:40:00 3 5.02 0.00 1.82 11.53 0.06 81.56 05:40:00 4 5.91 0.00 1.81 5.13 0.06 87.08 05:40:00 5 3.87 0.00 1.85 8.76 0.07 85.46 05:40:00 6 4.70 0.00 1.79 5.78 0.07 87.66 05:40:00 7 4.10 0.00 1.82 11.66 0.07 82.36 05:50:02 all 2.12 0.00 1.29 10.45 0.05 86.09 05:50:02 0 2.79 0.00 1.31 2.82 0.05 93.03 05:50:02 1 2.30 0.00 1.49 4.87 0.06 91.28 05:50:02 2 1.96 0.00 1.35 19.47 0.05 77.17 05:50:02 3 2.30 0.00 1.27 17.20 0.05 79.18 05:50:02 4 1.33 0.00 1.12 3.52 0.05 93.99 05:50:02 5 1.84 0.00 1.26 9.85 0.06 87.00 05:50:02 6 2.40 0.00 1.43 23.35 0.05 72.76 05:50:02 7 2.03 0.00 1.09 2.52 0.04 94.31 06:00:27 all 1.48 0.00 1.60 10.37 0.05 86.50 06:00:27 0 1.21 0.00 1.59 16.35 0.05 80.79 06:00:27 1 1.33 0.00 1.79 18.95 0.06 77.87 06:00:27 2 1.63 0.00 1.69 14.21 0.06 82.41 06:00:27 3 1.36 0.00 1.49 15.79 0.06 81.30 06:00:27 4 1.68 0.00 1.69 4.84 0.06 91.73 06:00:27 5 1.61 0.00 1.56 6.02 0.05 90.75 06:00:27 6 1.51 0.00 1.47 3.60 0.04 93.38 06:00:27 7 1.49 0.00 1.49 3.22 0.06 93.74 06:10:01 all 3.97 0.00 2.09 6.16 0.09 87.69 06:10:01 0 4.14 0.00 2.11 1.81 0.08 91.86 06:10:01 1 5.27 0.00 2.28 17.42 0.12 74.91 06:10:01 2 4.19 0.00 2.33 5.11 0.10 88.27 06:10:01 3 2.88 0.00 1.73 2.19 0.09 93.11 06:10:01 4 4.35 0.00 2.27 9.00 0.09 84.29 06:10:01 5 3.24 0.00 1.90 3.06 0.09 91.70 06:10:01 6 3.86 0.00 2.01 7.01 0.09 87.03 06:10:01 7 3.81 0.00 2.06 3.74 0.08 90.31 Average: all 3.08 0.00 1.70 8.86 0.07 86.29 Average: 0 3.04 0.00 1.69 8.09 0.06 87.11 Average: 1 3.48 0.00 1.88 11.36 0.08 83.20 Average: 2 3.45 0.00 1.86 11.86 0.07 82.76 Average: 3 2.87 0.00 1.58 11.83 0.06 83.66 Average: 4 3.29 0.00 1.71 5.57 0.06 89.36 Average: 5 2.62 0.00 1.64 6.96 0.07 88.72 Average: 6 3.09 0.00 1.67 9.91 0.06 85.26 Average: 7 2.83 0.00 1.61 5.27 0.06 90.23