---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15386 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 810 16694 4 14587 30813 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:ef:60:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.159/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85461sec preferred_lft 85461sec inet6 fe80::f816:3eff:feef:604b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:50:6e:b5:83:bc 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::7850:6eff:feb5:83bc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15386) 08/26/26 _x86_64_ (8 CPU) 11:18:23 LINUX RESTART (8 CPU) 11:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:02 287.16 4.20 269.38 13.59 525.24 49257.27 44596.33 Average: 287.16 4.20 269.38 13.59 525.24 49257.27 44596.33 11:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:02 13393044 27942448 4278528 13.02 253380 14135028 12132920 35.78 3166876 15301716 1180 Average: 13393044 27942448 4278528 13.02 253380 14135028 12132920 35.78 3166876 15301716 1180 11:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:02 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 11:30:02 ens3 288.17 182.72 3659.55 43.45 0.00 0.00 0.00 0.00 11:30:02 docker0 8.00 13.75 0.60 255.16 0.00 0.00 0.00 0.00 11:30:02 br-e4edb15a7fec 1.56 2.79 0.11 36.10 0.00 0.00 0.00 0.00 11:30:02 vetha3cdc57 13.81 15.93 9.56 3.11 0.00 0.00 0.00 0.00 11:30:02 veth038b437 4.63 4.80 0.40 6.68 0.00 0.00 0.00 0.00 11:30:02 veth402e589 6.99 7.19 0.77 45.09 0.00 0.00 0.00 0.00 11:30:02 veth26c6640 33.16 23.13 6.14 3.99 0.00 0.00 0.00 0.00 11:30:02 vethbc4a887 1.31 2.82 0.11 36.06 0.00 0.00 0.00 0.00 11:30:02 veth5796f2c 4.91 6.71 5.38 1.03 0.00 0.00 0.00 0.00 11:30:02 veth4593b0f 5.44 7.40 5.79 1.32 0.00 0.00 0.00 0.00 11:30:02 vethce6ebbf 5.40 7.34 5.68 1.32 0.00 0.00 0.00 0.00 11:30:02 veth60bc2be 5.82 7.69 6.40 1.37 0.00 0.00 0.00 0.00 11:30:02 veth40def0b 5.00 6.78 5.53 0.99 0.00 0.00 0.00 0.00 11:30:02 veth9b98443 12.63 12.68 15.36 5.41 0.00 0.00 0.00 0.00 11:30:02 veth2684656 12.19 12.12 15.52 5.78 0.00 0.00 0.00 0.00 11:30:02 vetha73e23e 1.75 1.48 0.40 0.96 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 288.17 182.72 3659.55 43.45 0.00 0.00 0.00 0.00 Average: docker0 8.00 13.75 0.60 255.16 0.00 0.00 0.00 0.00 Average: br-e4edb15a7fec 1.56 2.79 0.11 36.10 0.00 0.00 0.00 0.00 Average: vetha3cdc57 13.81 15.93 9.56 3.11 0.00 0.00 0.00 0.00 Average: veth038b437 4.63 4.80 0.40 6.68 0.00 0.00 0.00 0.00 Average: veth402e589 6.99 7.19 0.77 45.09 0.00 0.00 0.00 0.00 Average: veth26c6640 33.16 23.13 6.14 3.99 0.00 0.00 0.00 0.00 Average: vethbc4a887 1.31 2.82 0.11 36.06 0.00 0.00 0.00 0.00 Average: veth5796f2c 4.91 6.71 5.38 1.03 0.00 0.00 0.00 0.00 Average: veth4593b0f 5.44 7.40 5.79 1.32 0.00 0.00 0.00 0.00 Average: vethce6ebbf 5.40 7.34 5.68 1.32 0.00 0.00 0.00 0.00 Average: veth60bc2be 5.82 7.69 6.40 1.37 0.00 0.00 0.00 0.00 Average: veth40def0b 5.00 6.78 5.53 0.99 0.00 0.00 0.00 0.00 Average: veth9b98443 12.63 12.68 15.36 5.41 0.00 0.00 0.00 0.00 Average: veth2684656 12.19 12.12 15.52 5.78 0.00 0.00 0.00 0.00 Average: vetha73e23e 1.75 1.48 0.40 0.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15386) 08/26/26 _x86_64_ (8 CPU) 11:18:23 LINUX RESTART (8 CPU) 11:20:02 CPU %user %nice %system %iowait %steal %idle 11:30:02 all 17.53 0.00 3.57 2.05 0.09 76.76 11:30:02 0 18.69 0.00 4.10 1.93 0.09 75.18 11:30:02 1 16.38 0.00 3.75 1.76 0.09 78.02 11:30:02 2 17.46 0.00 3.52 2.46 0.10 76.46 11:30:02 3 15.32 0.00 3.38 1.22 0.09 80.00 11:30:02 4 18.41 0.00 3.56 3.24 0.10 74.69 11:30:02 5 17.94 0.00 3.72 2.91 0.10 75.33 11:30:02 6 17.22 0.00 3.14 1.79 0.10 77.75 11:30:02 7 18.81 0.00 3.36 1.11 0.09 76.63 Average: all 17.53 0.00 3.57 2.05 0.09 76.76 Average: 0 18.69 0.00 4.10 1.93 0.09 75.18 Average: 1 16.38 0.00 3.75 1.76 0.09 78.02 Average: 2 17.46 0.00 3.52 2.46 0.10 76.46 Average: 3 15.32 0.00 3.38 1.22 0.09 80.00 Average: 4 18.41 0.00 3.56 3.24 0.10 74.69 Average: 5 17.94 0.00 3.72 2.91 0.10 75.33 Average: 6 17.22 0.00 3.14 1.79 0.10 77.75 Average: 7 18.81 0.00 3.36 1.11 0.09 76.63