---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15435 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 614 10692 4 4682 15031 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:b9:68:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84783sec preferred_lft 84783sec inet6 fe80::f816:3eff:feb9:687f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:a8:4a:0f:01:f5 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15435) 12/21/25 _x86_64_ (4 CPU) 00:26:55 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:06 6.06 0.27 5.41 0.38 25.64 898.38 335.82 00:50:06 26.11 0.54 12.05 13.53 19.55 1885.52 241555.61 Average: 16.05 0.41 8.72 6.93 22.61 1389.94 120455.23 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:06 8774872 11635524 4327976 26.43 110036 2922372 4494700 25.80 492616 6776556 176 00:50:06 9507372 13094120 2865260 17.50 129096 3590472 3052388 17.52 697976 5794508 276224 Average: 9141122 12364822 3596618 21.97 119566 3256422 3773544 21.66 595296 6285532 138200 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:06 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 00:40:06 ens3 23.49 18.06 164.87 3.98 0.00 0.00 0.00 0.00 00:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:06 lo 274.11 274.11 260.89 260.89 0.00 0.00 0.00 0.00 00:50:06 ens3 41.87 29.69 410.40 4.67 0.00 0.00 0.00 0.00 00:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 136.82 136.82 130.11 130.11 0.00 0.00 0.00 0.00 Average: ens3 32.64 23.85 287.13 4.33 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15435) 12/21/25 _x86_64_ (4 CPU) 00:26:55 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:06 all 49.09 0.00 0.74 0.05 0.07 50.05 00:40:06 0 57.11 0.00 0.72 0.09 0.07 42.00 00:40:06 1 48.52 0.00 0.83 0.06 0.07 50.51 00:40:06 2 40.16 0.00 0.69 0.03 0.07 59.04 00:40:06 3 50.58 0.00 0.72 0.01 0.07 48.61 00:50:06 all 54.85 0.00 1.02 0.07 0.08 43.98 00:50:06 0 50.60 0.00 0.75 0.06 0.08 48.51 00:50:06 1 41.20 0.00 1.06 0.14 0.08 57.52 00:50:06 2 44.25 0.00 0.86 0.06 0.07 54.76 00:50:06 3 83.38 0.00 1.40 0.03 0.09 15.10 Average: all 51.96 0.00 0.88 0.06 0.08 47.02 Average: 0 53.87 0.00 0.73 0.08 0.07 45.24 Average: 1 44.87 0.00 0.95 0.10 0.07 54.01 Average: 2 42.19 0.00 0.78 0.04 0.07 56.91 Average: 3 66.92 0.00 1.06 0.02 0.08 31.92