---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1133 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 22G 134G 15% / 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 819 15487 4 15785 30804 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:75:f5:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.173/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85197sec preferred_lft 85197sec inet6 fe80::f816:3eff:fe75:f55b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:e9:19:30:43:af 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::74e9:19ff:fe30:43af/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1133) 07/20/26 _x86_64_ (8 CPU) 06:24:33 LINUX RESTART (8 CPU) 06:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:22 243.49 1.47 234.18 7.85 17.54 45480.68 245361.19 Average: 243.49 1.47 234.18 7.85 17.54 45480.68 245361.19 06:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:22 15834716 30930848 1307208 3.98 395132 14213428 1858760 5.48 5983476 9770592 118312 Average: 15834716 30930848 1307208 3.98 395132 14213428 1858760 5.48 5983476 9770592 118312 06:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:22 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 06:40:22 ens3 164.19 116.13 1214.67 2064.89 0.00 0.00 0.00 0.00 06:40:22 docker0 55.77 83.39 3.61 856.86 0.00 0.00 0.00 0.00 06:40:22 veth2bbeeb1 47.92 69.70 3.32 655.62 0.00 0.00 0.00 0.05 Average: lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 164.19 116.13 1214.67 2064.89 0.00 0.00 0.00 0.00 Average: docker0 55.77 83.39 3.61 856.86 0.00 0.00 0.00 0.00 Average: veth2bbeeb1 47.92 69.70 3.32 655.62 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1133) 07/20/26 _x86_64_ (8 CPU) 06:24:33 LINUX RESTART (8 CPU) 06:30:06 CPU %user %nice %system %iowait %steal %idle 06:40:22 all 13.33 0.00 3.74 0.80 0.07 82.06 06:40:22 0 11.88 0.00 3.48 0.40 0.07 84.17 06:40:22 1 15.49 0.00 4.37 0.68 0.08 79.38 06:40:22 2 12.87 0.00 3.45 0.87 0.07 82.74 06:40:22 3 13.14 0.00 3.78 0.64 0.07 82.37 06:40:22 4 15.24 0.00 3.72 0.66 0.08 80.30 06:40:22 5 12.52 0.00 3.86 1.43 0.08 82.12 06:40:22 6 11.31 0.00 3.35 0.81 0.07 84.47 06:40:22 7 14.19 0.00 3.95 0.89 0.08 80.90 Average: all 13.33 0.00 3.74 0.80 0.07 82.06 Average: 0 11.88 0.00 3.48 0.40 0.07 84.17 Average: 1 15.49 0.00 4.37 0.68 0.08 79.38 Average: 2 12.87 0.00 3.45 0.87 0.07 82.74 Average: 3 13.14 0.00 3.78 0.64 0.07 82.37 Average: 4 15.24 0.00 3.72 0.66 0.08 80.30 Average: 5 12.52 0.00 3.86 1.43 0.08 82.12 Average: 6 11.31 0.00 3.35 0.81 0.07 84.47 Average: 7 14.19 0.00 3.95 0.89 0.08 80.90