---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10065 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: 5600.00 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 29G 127G 19% / 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 852 7926 4 23312 30772 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:4d:ca:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.85/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84932sec preferred_lft 84932sec inet6 fe80::f816:3eff:fe4d:caf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:6b:c1:5c:83:97 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::d46b:c1ff:fe5c:8397/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-10065) 05/13/26 _x86_64_ (8 CPU) 07:58:43 LINUX RESTART (8 CPU) 08:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 313.94 1.76 301.26 10.92 291.84 63567.57 320015.78 08:20:01 240.21 1.20 233.70 5.32 16.00 43049.52 212419.40 Average: 276.87 1.48 267.29 8.10 153.15 53251.68 265919.38 08:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 16553884 31173876 1084884 3.30 339740 14086696 1806024 5.33 5118432 10243940 8268 08:20:01 7951216 31031668 1170560 3.56 546232 21742044 1748788 5.16 9796204 13548076 102232 Average: 12252550 31102772 1127722 3.43 442986 17914370 1777406 5.24 7457318 11896008 55250 08:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 08:10:00 ens3 210.95 148.96 2685.51 2132.30 0.00 0.00 0.00 0.00 08:10:00 docker0 14.69 39.14 0.96 825.26 0.00 0.00 0.00 0.00 08:10:00 veth33d5602 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 08:20:01 ens3 126.04 87.42 1679.22 1640.73 0.00 0.00 0.00 0.00 08:20:01 docker0 29.65 43.85 2.28 869.63 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 168.26 118.02 2179.57 1885.15 0.00 0.00 0.00 0.00 Average: docker0 22.22 41.50 1.62 847.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-10065) 05/13/26 _x86_64_ (8 CPU) 07:58:43 LINUX RESTART (8 CPU) 08:00:07 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 9.28 0.00 3.21 1.21 0.06 86.23 08:10:00 0 7.73 0.00 2.81 0.52 0.06 88.89 08:10:00 1 11.13 0.00 3.51 1.13 0.07 84.16 08:10:00 2 9.05 0.00 3.73 1.84 0.06 85.32 08:10:00 3 9.44 0.00 2.98 0.75 0.06 86.77 08:10:00 4 8.83 0.00 3.27 2.42 0.07 85.42 08:10:00 5 9.52 0.00 3.42 1.29 0.06 85.70 08:10:00 6 10.37 0.00 3.18 0.90 0.06 85.48 08:10:00 7 8.19 0.00 2.81 0.87 0.06 88.07 08:20:01 all 14.01 0.00 3.78 0.75 0.09 81.37 08:20:01 0 12.04 0.00 3.64 0.85 0.08 83.39 08:20:01 1 14.20 0.00 4.11 0.54 0.07 81.07 08:20:01 2 12.58 0.00 3.56 0.55 0.06 83.24 08:20:01 3 14.74 0.00 3.86 0.92 0.07 80.41 08:20:01 4 11.73 0.00 3.64 1.89 0.13 82.61 08:20:01 5 11.45 0.00 3.52 0.34 0.11 84.59 08:20:01 6 15.21 0.00 3.68 0.67 0.07 80.37 08:20:01 7 20.14 0.00 4.21 0.26 0.14 75.26 Average: all 11.66 0.00 3.50 0.98 0.08 83.79 Average: 0 9.89 0.00 3.22 0.68 0.07 86.13 Average: 1 12.68 0.00 3.81 0.83 0.07 82.61 Average: 2 10.82 0.00 3.65 1.19 0.06 84.28 Average: 3 12.10 0.00 3.42 0.84 0.06 83.58 Average: 4 10.29 0.00 3.45 2.15 0.10 84.01 Average: 5 10.49 0.00 3.47 0.81 0.08 85.14 Average: 6 12.80 0.00 3.43 0.79 0.07 82.91 Average: 7 14.19 0.00 3.52 0.56 0.10 81.63