---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9203 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: 5600.00 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 14% / 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 15471 4 15793 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:d3:75:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.105/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85227sec preferred_lft 85227sec inet6 fe80::f816:3eff:fed3:7509/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:62:d3:72:13:4a 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::462:d3ff:fe72:134a/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-9203) 07/12/26 _x86_64_ (8 CPU) 07:45:53 LINUX RESTART (8 CPU) 07:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:15 286.92 1.29 277.11 8.53 18.23 50063.60 347953.72 Average: 286.92 1.29 277.11 8.53 18.23 50063.60 347953.72 07:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:15 15958492 30879952 1360308 4.14 420028 14045464 1882948 5.55 5972924 9673068 8180 Average: 15958492 30879952 1360308 4.14 420028 14045464 1882948 5.55 5972924 9673068 8180 07:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:15 lo 0.38 0.38 0.03 0.03 0.00 0.00 0.00 0.00 08:00:15 ens3 148.44 100.64 1241.78 2115.92 0.00 0.00 0.00 0.00 08:00:15 docker0 30.27 49.99 2.30 874.69 0.00 0.00 0.00 0.00 08:00:15 veth4d92414 23.10 37.87 1.69 669.31 0.00 0.00 0.00 0.05 Average: lo 0.38 0.38 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 148.44 100.64 1241.78 2115.92 0.00 0.00 0.00 0.00 Average: docker0 30.27 49.99 2.30 874.69 0.00 0.00 0.00 0.00 Average: veth4d92414 23.10 37.87 1.69 669.31 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9203) 07/12/26 _x86_64_ (8 CPU) 07:45:53 LINUX RESTART (8 CPU) 07:50:13 CPU %user %nice %system %iowait %steal %idle 08:00:15 all 14.60 0.00 5.04 0.87 0.06 79.43 08:00:15 0 10.61 0.00 3.94 0.33 0.05 85.07 08:00:15 1 15.46 0.00 5.58 1.09 0.07 77.80 08:00:15 2 15.27 0.00 4.99 0.67 0.06 79.00 08:00:15 3 15.76 0.00 5.52 1.59 0.06 77.06 08:00:15 4 14.46 0.00 5.07 0.67 0.06 79.74 08:00:15 5 15.15 0.00 5.11 0.41 0.06 79.27 08:00:15 6 16.84 0.00 5.31 1.31 0.06 76.48 08:00:15 7 13.24 0.00 4.79 0.92 0.06 80.99 Average: all 14.60 0.00 5.04 0.87 0.06 79.43 Average: 0 10.61 0.00 3.94 0.33 0.05 85.07 Average: 1 15.46 0.00 5.58 1.09 0.07 77.80 Average: 2 15.27 0.00 4.99 0.67 0.06 79.00 Average: 3 15.76 0.00 5.52 1.59 0.06 77.06 Average: 4 14.46 0.00 5.07 0.67 0.06 79.74 Average: 5 15.15 0.00 5.11 0.41 0.06 79.27 Average: 6 16.84 0.00 5.31 1.31 0.06 76.48 Average: 7 13.24 0.00 4.79 0.92 0.06 80.99