---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4694 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 23G 133G 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 826 14431 4 16833 30797 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:5d:3b:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.136/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85128sec preferred_lft 85128sec inet6 fe80::f816:3eff:fe5d:3bac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:19:1b:0f:4a:9a 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::c819:1bff:fe0f:4a9a/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-4694) 07/02/26 _x86_64_ (8 CPU) 18:14:34 LINUX RESTART (8 CPU) 18:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:24 262.29 1.04 254.39 6.85 14.43 48993.25 257497.88 Average: 262.29 1.04 254.39 6.85 14.43 48993.25 257497.88 18:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:24 14957956 30947788 1289540 3.92 420304 15088676 1859924 5.48 6667828 9947408 8948 Average: 14957956 30947788 1289540 3.92 420304 15088676 1859924 5.48 6667828 9947408 8948 18:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:24 lo 0.39 0.39 0.03 0.03 0.00 0.00 0.00 0.00 18:30:24 ens3 143.53 97.09 1793.78 2038.41 0.00 0.00 0.00 0.00 18:30:24 docker0 28.04 45.99 2.17 838.90 0.00 0.00 0.00 0.00 18:30:24 veth692d1e8 19.89 31.61 1.48 640.90 0.00 0.00 0.00 0.05 Average: lo 0.39 0.39 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 143.53 97.09 1793.78 2038.41 0.00 0.00 0.00 0.00 Average: docker0 28.04 45.99 2.17 838.90 0.00 0.00 0.00 0.00 Average: veth692d1e8 19.89 31.61 1.48 640.90 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4694) 07/02/26 _x86_64_ (8 CPU) 18:14:34 LINUX RESTART (8 CPU) 18:20:00 CPU %user %nice %system %iowait %steal %idle 18:30:24 all 14.19 0.00 4.62 1.17 0.06 79.96 18:30:24 0 12.77 0.00 4.45 0.77 0.06 81.95 18:30:24 1 15.47 0.00 4.58 1.56 0.06 78.32 18:30:24 2 13.87 0.00 4.86 0.96 0.06 80.26 18:30:24 3 15.39 0.00 4.53 1.39 0.05 78.63 18:30:24 4 15.67 0.00 4.94 1.23 0.06 78.10 18:30:24 5 12.50 0.00 4.38 1.24 0.05 81.83 18:30:24 6 13.80 0.00 4.71 0.64 0.06 80.79 18:30:24 7 14.09 0.00 4.52 1.54 0.05 79.80 Average: all 14.19 0.00 4.62 1.17 0.06 79.96 Average: 0 12.77 0.00 4.45 0.77 0.06 81.95 Average: 1 15.47 0.00 4.58 1.56 0.06 78.32 Average: 2 13.87 0.00 4.86 0.96 0.06 80.26 Average: 3 15.39 0.00 4.53 1.39 0.05 78.63 Average: 4 15.67 0.00 4.94 1.23 0.06 78.10 Average: 5 12.50 0.00 4.38 1.24 0.05 81.83 Average: 6 13.80 0.00 4.71 0.64 0.06 80.79 Average: 7 14.09 0.00 4.52 1.54 0.05 79.80