---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1328 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 15G 141G 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 773 23629 4 7689 30851 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:38:e8:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85607sec preferred_lft 85607sec inet6 fe80::f816:3eff:fe38:e8ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:58:14:1f:c6:49 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::4858:14ff:fe1f:c649/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1328) 07/20/26 _x86_64_ (8 CPU) 15:29:32 LINUX RESTART (8 CPU) 15:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 87.34 4.26 80.49 2.59 293.49 14256.84 12615.81 Average: 87.34 4.26 80.49 2.59 293.49 14256.84 12615.81 15:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 22942148 28656856 3622984 11.02 161824 5715980 5478472 16.16 681740 8693232 1368 Average: 22942148 28656856 3622984 11.02 161824 5715980 5478472 16.16 681740 8693232 1368 15:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 195.51 195.51 34.01 34.01 0.00 0.00 0.00 0.00 15:40:01 ens3 228.21 127.92 2455.50 25.39 0.00 0.00 0.00 0.00 15:40:01 docker0 81.76 84.33 16.21 16.25 0.00 0.00 0.00 0.00 15:40:01 veth6b34282 0.90 1.08 0.10 0.20 0.00 0.00 0.00 0.00 15:40:01 vethe66702d 0.01 0.05 0.00 0.03 0.00 0.00 0.00 0.00 Average: lo 195.51 195.51 34.01 34.01 0.00 0.00 0.00 0.00 Average: ens3 228.21 127.92 2455.50 25.39 0.00 0.00 0.00 0.00 Average: docker0 81.76 84.33 16.21 16.25 0.00 0.00 0.00 0.00 Average: veth6b34282 0.90 1.08 0.10 0.20 0.00 0.00 0.00 0.00 Average: vethe66702d 0.01 0.05 0.00 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1328) 07/20/26 _x86_64_ (8 CPU) 15:29:32 LINUX RESTART (8 CPU) 15:30:02 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 19.73 0.00 1.36 0.29 0.07 78.56 15:40:01 0 16.65 0.00 1.36 0.13 0.06 81.80 15:40:01 1 22.46 0.00 1.61 0.64 0.07 75.21 15:40:01 2 19.52 0.00 1.19 0.18 0.08 79.03 15:40:01 3 20.29 0.00 1.22 0.18 0.07 78.23 15:40:01 4 18.86 0.00 1.41 0.19 0.07 79.48 15:40:01 5 20.79 0.00 1.44 0.60 0.07 77.11 15:40:01 6 19.72 0.00 1.40 0.15 0.08 78.65 15:40:01 7 19.54 0.00 1.22 0.23 0.07 78.94 Average: all 19.73 0.00 1.36 0.29 0.07 78.56 Average: 0 16.65 0.00 1.36 0.13 0.06 81.80 Average: 1 22.46 0.00 1.61 0.64 0.07 75.21 Average: 2 19.52 0.00 1.19 0.18 0.08 79.03 Average: 3 20.29 0.00 1.22 0.18 0.07 78.23 Average: 4 18.86 0.00 1.41 0.19 0.07 79.48 Average: 5 20.79 0.00 1.44 0.60 0.07 77.11 Average: 6 19.72 0.00 1.40 0.15 0.08 78.65 Average: 7 19.54 0.00 1.22 0.23 0.07 78.94