---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3285 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 18G 138G 12% / 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 915 20127 4 11050 30709 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:d2:de:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84634sec preferred_lft 84634sec inet6 fe80::f816:3eff:fed2:de32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:c1:96:2b:5b:23 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-8c-8g-3285) 03/19/26 _x86_64_ (8 CPU) 15:49:42 LINUX RESTART (8 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:12 387.31 12.76 367.76 6.80 1529.76 35551.07 12016.81 16:10:12 31.84 0.26 10.65 20.93 3.85 1210.24 490469.08 Average: 211.35 6.57 190.98 13.79 774.42 18551.92 248856.78 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:12 18874408 27233244 5019520 15.27 459216 7479452 5525100 16.29 1412696 11415152 54188 16:10:12 17397064 26174596 6071680 18.48 472020 7848464 8931132 26.34 1550864 12712152 139484 Average: 18135736 26703920 5545600 16.88 465618 7663958 7228116 21.31 1481780 12063652 96836 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:12 lo 1.84 1.84 1.01 1.01 0.00 0.00 0.00 0.00 16:00:12 ens3 454.30 269.75 2001.36 79.21 0.00 0.00 0.00 0.00 16:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:12 lo 5.77 5.77 0.97 0.97 0.00 0.00 0.00 0.00 16:10:12 ens3 143.94 87.01 157.93 44.03 0.00 0.00 0.00 0.00 16:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.79 3.79 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 300.67 179.29 1088.84 61.79 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-8c-8g-3285) 03/19/26 _x86_64_ (8 CPU) 15:49:42 LINUX RESTART (8 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:12 all 56.74 0.00 3.88 0.76 0.12 38.50 16:00:12 0 58.69 0.00 4.03 0.82 0.13 36.34 16:00:12 1 55.91 0.00 3.87 0.73 0.12 39.37 16:00:12 2 54.67 0.00 3.84 0.53 0.12 40.83 16:00:12 3 54.55 0.00 3.74 0.90 0.11 40.69 16:00:12 4 56.70 0.00 3.84 1.04 0.12 38.30 16:00:12 5 57.40 0.00 3.65 0.61 0.12 38.23 16:00:12 6 58.84 0.00 4.03 0.74 0.12 36.27 16:00:12 7 57.15 0.00 4.07 0.71 0.12 37.95 16:10:12 all 88.94 0.00 2.69 0.00 0.14 8.22 16:10:12 0 87.17 0.00 2.44 0.00 0.13 10.25 16:10:12 1 87.94 0.00 2.83 0.01 0.15 9.08 16:10:12 2 88.09 0.00 2.74 0.00 0.14 9.03 16:10:12 3 87.49 0.00 2.75 0.00 0.14 9.62 16:10:12 4 89.07 0.00 2.80 0.01 0.14 7.98 16:10:12 5 90.20 0.00 2.93 0.02 0.14 6.71 16:10:12 6 88.25 0.00 2.52 0.00 0.14 9.09 16:10:12 7 93.34 0.00 2.50 0.00 0.15 4.01 Average: all 72.72 0.00 3.29 0.38 0.13 23.47 Average: 0 72.82 0.00 3.24 0.41 0.13 23.39 Average: 1 71.81 0.00 3.35 0.37 0.13 24.34 Average: 2 71.25 0.00 3.29 0.27 0.13 25.06 Average: 3 70.90 0.00 3.25 0.45 0.13 25.27 Average: 4 72.77 0.00 3.33 0.53 0.13 23.25 Average: 5 73.68 0.00 3.29 0.32 0.13 22.58 Average: 6 73.44 0.00 3.28 0.37 0.13 22.77 Average: 7 75.11 0.00 3.29 0.36 0.13 21.10