---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1370 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 21G 134G 14% / 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 829 16501 4 14761 30795 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:90:5e:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.105/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85422sec preferred_lft 85422sec inet6 fe80::f816:3eff:fe90:5e79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:98:2c:a1:db:06 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::5c98:2cff:fea1:db06/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1370) 05/19/26 _x86_64_ (8 CPU) 14:54:25 LINUX RESTART (8 CPU) 15:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:00 145.35 2.23 136.60 6.53 337.44 24262.85 13374.49 Average: 145.35 2.23 136.60 6.53 337.44 24262.85 13374.49 15:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:00 16177320 30839736 1404956 4.28 256320 14223092 4668284 13.77 3197996 12512576 1304 Average: 16177320 30839736 1404956 4.28 256320 14223092 4668284 13.77 3197996 12512576 1304 15:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:00 lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 15:10:00 ens3 101.58 59.30 2789.31 5.71 0.00 0.00 0.00 0.00 15:10:00 docker0 4.36 6.67 0.41 149.33 0.00 0.00 0.00 0.00 15:10:00 br-f52027f7629c 1.77 3.12 0.12 37.35 0.00 0.00 0.00 0.00 15:10:00 veth32b8dfe 94.10 86.63 20.48 13.94 0.00 0.00 0.00 0.00 15:10:00 veth399180d 6.34 6.43 6.16 7.99 0.00 0.00 0.00 0.00 15:10:00 vethf425c2e 15.78 16.89 9.51 3.44 0.00 0.00 0.00 0.00 15:10:00 vethcb893ad 17.30 18.79 10.42 4.13 0.00 0.00 0.00 0.00 15:10:00 vethb8da5ee 18.27 19.80 11.80 4.27 0.00 0.00 0.00 0.00 15:10:00 veth74fb4c0 15.41 16.48 9.29 3.32 0.00 0.00 0.00 0.00 15:10:00 veth08f8911 16.48 15.41 3.32 9.29 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 101.58 59.30 2789.31 5.71 0.00 0.00 0.00 0.00 Average: docker0 4.36 6.67 0.41 149.33 0.00 0.00 0.00 0.00 Average: br-f52027f7629c 1.77 3.12 0.12 37.35 0.00 0.00 0.00 0.00 Average: veth32b8dfe 94.10 86.63 20.48 13.94 0.00 0.00 0.00 0.00 Average: veth399180d 6.34 6.43 6.16 7.99 0.00 0.00 0.00 0.00 Average: vethf425c2e 15.78 16.89 9.51 3.44 0.00 0.00 0.00 0.00 Average: vethcb893ad 17.30 18.79 10.42 4.13 0.00 0.00 0.00 0.00 Average: vethb8da5ee 18.27 19.80 11.80 4.27 0.00 0.00 0.00 0.00 Average: veth74fb4c0 15.41 16.48 9.29 3.32 0.00 0.00 0.00 0.00 Average: veth08f8911 16.48 15.41 3.32 9.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1370) 05/19/26 _x86_64_ (8 CPU) 14:54:25 LINUX RESTART (8 CPU) 15:00:13 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 15.30 0.00 2.39 1.59 0.09 80.64 15:10:00 0 15.30 0.00 2.68 1.34 0.09 80.60 15:10:00 1 15.60 0.00 2.46 2.46 0.10 79.38 15:10:00 2 15.39 0.00 2.40 0.85 0.08 81.27 15:10:00 3 15.89 0.00 2.36 1.39 0.09 80.27 15:10:00 4 15.47 0.00 2.33 3.57 0.09 78.54 15:10:00 5 14.81 0.00 2.23 1.13 0.09 81.75 15:10:00 6 14.61 0.00 2.37 0.94 0.09 82.00 15:10:00 7 15.31 0.00 2.29 1.01 0.09 81.30 Average: all 15.30 0.00 2.39 1.59 0.09 80.64 Average: 0 15.30 0.00 2.68 1.34 0.09 80.60 Average: 1 15.60 0.00 2.46 2.46 0.10 79.38 Average: 2 15.39 0.00 2.40 0.85 0.08 81.27 Average: 3 15.89 0.00 2.36 1.39 0.09 80.27 Average: 4 15.47 0.00 2.33 3.57 0.09 78.54 Average: 5 14.81 0.00 2.23 1.13 0.09 81.75 Average: 6 14.61 0.00 2.37 0.94 0.09 82.00 Average: 7 15.31 0.00 2.29 1.01 0.09 81.30