---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6215 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 18G 138G 12% / 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 738 20034 4 11319 30886 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:43:2d:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.140/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84608sec preferred_lft 84608sec inet6 fe80::f816:3eff:fe43:2d11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:4a:18:14:b8:43 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6215) 07/07/26 _x86_64_ (8 CPU) 11:13:15 LINUX RESTART (8 CPU) 11:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:02 18.33 0.58 16.67 1.08 13.70 4357.16 868.57 11:40:45 10.82 0.04 9.59 1.19 5.36 2822.45 1086.39 Average: 14.45 0.30 13.01 1.14 9.39 3563.61 981.20 11:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:02 14168316 23014376 9231264 28.09 471600 7908904 11358404 33.49 1494180 15978764 1136 11:40:45 16363704 26053812 6188600 18.83 478368 8711712 10440024 30.79 1582256 13673416 5700 Average: 15266010 24534094 7709932 23.46 474984 8310308 10899214 32.14 1538218 14826090 3418 11:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:02 lo 4.48 4.48 1.55 1.55 0.00 0.00 0.00 0.00 11:30:02 ens3 204.55 127.64 317.20 57.11 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:45 lo 3.47 3.47 0.44 0.44 0.00 0.00 0.00 0.00 11:40:45 ens3 95.72 60.45 94.92 29.38 0.00 0.00 0.00 0.00 11:40:45 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 148.28 92.90 202.26 42.77 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 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6215) 07/07/26 _x86_64_ (8 CPU) 11:13:15 LINUX RESTART (8 CPU) 11:20:02 CPU %user %nice %system %iowait %steal %idle 11:30:02 all 81.80 0.00 2.63 0.04 0.16 15.36 11:30:02 0 77.77 0.00 2.77 0.05 0.16 19.25 11:30:02 1 80.01 0.00 2.47 0.17 0.16 17.19 11:30:02 2 81.38 0.00 2.43 0.03 0.16 15.99 11:30:02 3 79.92 0.00 2.58 0.01 0.16 17.32 11:30:02 4 82.03 0.00 2.67 0.01 0.16 15.13 11:30:02 5 83.00 0.00 2.71 0.06 0.16 14.07 11:30:02 6 87.64 0.00 2.74 0.03 0.17 9.42 11:30:02 7 82.64 0.00 2.67 0.01 0.16 14.51 11:40:45 all 96.81 0.00 2.93 0.00 0.23 0.04 11:40:45 0 96.79 0.00 2.91 0.00 0.26 0.03 11:40:45 1 96.78 0.00 2.99 0.00 0.18 0.05 11:40:45 2 96.91 0.00 2.87 0.00 0.18 0.03 11:40:45 3 96.71 0.00 3.07 0.00 0.20 0.02 11:40:45 4 97.02 0.00 2.76 0.00 0.18 0.05 11:40:45 5 96.51 0.00 3.13 0.00 0.32 0.05 11:40:45 6 96.76 0.00 2.87 0.00 0.31 0.06 11:40:45 7 96.98 0.00 2.80 0.00 0.18 0.03 Average: all 89.57 0.00 2.78 0.02 0.20 7.43 Average: 0 87.63 0.00 2.85 0.02 0.21 9.28 Average: 1 88.70 0.00 2.74 0.08 0.17 8.31 Average: 2 89.42 0.00 2.66 0.02 0.17 7.73 Average: 3 88.62 0.00 2.83 0.01 0.18 8.37 Average: 4 89.79 0.00 2.71 0.00 0.17 7.32 Average: 5 89.99 0.00 2.93 0.03 0.24 6.81 Average: 6 92.36 0.00 2.81 0.01 0.24 4.57 Average: 7 90.07 0.00 2.74 0.01 0.17 7.01