---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5009 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: 5599.94 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 16G 140G 10% / 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 716 22730 4 8644 30907 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:1f:b8:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.174/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85348sec preferred_lft 85348sec inet6 fe80::f816:3eff:fe1f:b8d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:07:0f:42:52:1a 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::7c07:fff:fe42:521a/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-5009) 03/25/26 _x86_64_ (8 CPU) 18:15:41 LINUX RESTART (8 CPU) 18:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:07 116.54 3.94 108.93 3.66 634.06 19550.05 1240.22 Average: 116.54 3.94 108.93 3.66 634.06 19550.05 1240.22 18:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:07 22230244 29685816 2576460 7.84 159740 7430184 7772672 22.92 699984 9310704 872 Average: 22230244 29685816 2576460 7.84 159740 7430184 7772672 22.92 699984 9310704 872 18:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:07 lo 1.73 1.73 0.27 0.27 0.00 0.00 0.00 0.00 18:30:07 ens3 107.44 66.84 2550.17 9.00 0.00 0.00 0.00 0.00 18:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:07 br-fa0f1f7da49a 1.17 2.36 0.08 35.52 0.00 0.00 0.00 0.00 18:30:07 veth49ebd94 0.17 0.28 0.02 0.03 0.00 0.00 0.00 0.00 18:30:07 veth1770b66 4.88 6.66 0.76 0.92 0.00 0.00 0.00 0.00 18:30:07 veth66ef1ad 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 18:30:07 vethb49cddf 1.13 2.42 0.10 35.52 0.00 0.00 0.00 0.00 18:30:07 veth638747e 0.35 0.33 0.06 0.05 0.00 0.00 0.00 0.00 18:30:07 veth081f73e 0.18 0.16 0.02 0.03 0.00 0.00 0.00 0.00 18:30:07 vethb328cdf 0.23 0.20 0.04 0.03 0.00 0.00 0.00 0.00 Average: lo 1.73 1.73 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 107.44 66.84 2550.17 9.00 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 Average: br-fa0f1f7da49a 1.17 2.36 0.08 35.52 0.00 0.00 0.00 0.00 Average: veth49ebd94 0.17 0.28 0.02 0.03 0.00 0.00 0.00 0.00 Average: veth1770b66 4.88 6.66 0.76 0.92 0.00 0.00 0.00 0.00 Average: veth66ef1ad 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethb49cddf 1.13 2.42 0.10 35.52 0.00 0.00 0.00 0.00 Average: veth638747e 0.35 0.33 0.06 0.05 0.00 0.00 0.00 0.00 Average: veth081f73e 0.18 0.16 0.02 0.03 0.00 0.00 0.00 0.00 Average: vethb328cdf 0.23 0.20 0.04 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5009) 03/25/26 _x86_64_ (8 CPU) 18:15:41 LINUX RESTART (8 CPU) 18:20:06 CPU %user %nice %system %iowait %steal %idle 18:30:07 all 3.99 0.00 1.07 0.81 0.02 94.11 18:30:07 0 6.50 0.00 1.23 0.72 0.02 91.52 18:30:07 1 3.20 0.00 0.94 0.36 0.02 95.49 18:30:07 2 3.43 0.00 1.14 0.71 0.02 94.70 18:30:07 3 3.65 0.00 1.00 1.43 0.02 93.90 18:30:07 4 3.00 0.00 0.94 1.18 0.03 94.85 18:30:07 5 3.89 0.00 1.08 0.38 0.02 94.63 18:30:07 6 3.08 0.00 1.07 0.69 0.02 95.15 18:30:07 7 5.20 0.00 1.16 1.00 0.02 92.62 Average: all 3.99 0.00 1.07 0.81 0.02 94.11 Average: 0 6.50 0.00 1.23 0.72 0.02 91.52 Average: 1 3.20 0.00 0.94 0.36 0.02 95.49 Average: 2 3.43 0.00 1.14 0.71 0.02 94.70 Average: 3 3.65 0.00 1.00 1.43 0.02 93.90 Average: 4 3.00 0.00 0.94 1.18 0.03 94.85 Average: 5 3.89 0.00 1.08 0.38 0.02 94.63 Average: 6 3.08 0.00 1.07 0.69 0.02 95.15 Average: 7 5.20 0.00 1.16 1.00 0.02 92.62