---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2581 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 14G 142G 9% / 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 727 24609 4 6756 30897 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:db:63:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85550sec preferred_lft 85550sec inet6 fe80::f816:3eff:fedb:63a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:9e:99:20:53:10 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::e09e:99ff:fe20:5310/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2581) 03/17/26 _x86_64_ (8 CPU) 15:07:32 LINUX RESTART (8 CPU) 15:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:04 124.21 5.25 114.86 4.09 1250.01 17296.93 20974.79 Average: 124.21 5.25 114.86 4.09 1250.01 17296.93 20974.79 15:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:04 23920928 30514672 1745796 5.31 183884 6554872 4311008 12.71 1048300 7258308 968 Average: 23920928 30514672 1745796 5.31 183884 6554872 4311008 12.71 1048300 7258308 968 15:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:04 lo 1.38 1.38 0.22 0.22 0.00 0.00 0.00 0.00 15:20:04 ens3 82.34 50.52 1700.43 9.48 0.00 0.00 0.00 0.00 15:20:04 docker0 3.85 5.91 0.37 138.54 0.00 0.00 0.00 0.00 15:20:04 br-f07a73596250 1.92 5.03 0.12 37.96 0.00 0.00 0.00 0.00 15:20:04 veth0e150cf 0.04 0.10 0.00 0.11 0.00 0.00 0.00 0.00 15:20:04 vethc6db35a 56.27 58.59 13.19 7.19 0.00 0.00 0.00 0.00 15:20:04 vethb1cc59a 1.88 5.07 0.14 37.96 0.00 0.00 0.00 0.00 15:20:04 vetha5e4f3a 51.32 51.11 6.88 12.55 0.00 0.00 0.00 0.00 15:20:04 veth68c0f4b 0.34 0.31 0.22 0.62 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 82.34 50.52 1700.43 9.48 0.00 0.00 0.00 0.00 Average: docker0 3.85 5.91 0.37 138.54 0.00 0.00 0.00 0.00 Average: br-f07a73596250 1.92 5.03 0.12 37.96 0.00 0.00 0.00 0.00 Average: veth0e150cf 0.04 0.10 0.00 0.11 0.00 0.00 0.00 0.00 Average: vethc6db35a 56.27 58.59 13.19 7.19 0.00 0.00 0.00 0.00 Average: vethb1cc59a 1.88 5.07 0.14 37.96 0.00 0.00 0.00 0.00 Average: vetha5e4f3a 51.32 51.11 6.88 12.55 0.00 0.00 0.00 0.00 Average: veth68c0f4b 0.34 0.31 0.22 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2581) 03/17/26 _x86_64_ (8 CPU) 15:07:32 LINUX RESTART (8 CPU) 15:10:04 CPU %user %nice %system %iowait %steal %idle 15:20:04 all 4.76 0.00 1.15 1.01 0.03 93.05 15:20:04 0 3.05 0.00 0.95 0.89 0.03 95.08 15:20:04 1 3.69 0.00 1.08 1.47 0.04 93.72 15:20:04 2 4.44 0.00 1.34 1.33 0.03 92.86 15:20:04 3 4.80 0.00 1.16 0.53 0.03 93.49 15:20:04 4 5.22 0.00 1.17 0.72 0.03 92.85 15:20:04 5 6.10 0.00 1.11 0.61 0.03 92.15 15:20:04 6 6.30 0.00 1.29 1.60 0.03 90.77 15:20:04 7 4.49 0.00 1.10 0.94 0.03 93.44 Average: all 4.76 0.00 1.15 1.01 0.03 93.05 Average: 0 3.05 0.00 0.95 0.89 0.03 95.08 Average: 1 3.69 0.00 1.08 1.47 0.04 93.72 Average: 2 4.44 0.00 1.34 1.33 0.03 92.86 Average: 3 4.80 0.00 1.16 0.53 0.03 93.49 Average: 4 5.22 0.00 1.17 0.72 0.03 92.85 Average: 5 6.10 0.00 1.11 0.61 0.03 92.15 Average: 6 6.30 0.00 1.29 1.60 0.03 90.77 Average: 7 4.49 0.00 1.10 0.94 0.03 93.44