---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6734 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 67G 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 618 10324 4 5046 15027 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:8f:f2:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84805sec preferred_lft 84805sec inet6 fe80::f816:3eff:fe8f:f243/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:db:46:52:03:46 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6734) 09/10/26 _x86_64_ (4 CPU) 09:56:20 LINUX RESTART (4 CPU) 10:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 5.93 0.32 5.23 0.38 222.23 921.42 512.75 10:20:25 19.22 0.51 17.27 1.44 19.36 2429.48 6209.18 Average: 12.79 0.42 11.45 0.93 117.41 1700.62 3456.07 10:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 7960304 11211004 4750412 29.01 115364 3291480 4973516 28.55 562012 7491932 332 10:20:25 9205964 13581152 2374800 14.50 136884 4343764 2566948 14.73 897132 5841416 622912 Average: 8583134 12396078 3562606 21.76 126124 3817622 3770232 21.64 729572 6666674 311622 10:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 10:10:01 ens3 22.64 14.41 143.66 3.27 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:25 lo 482.02 482.02 459.37 459.37 0.00 0.00 0.00 0.00 10:20:25 ens3 66.79 47.18 504.76 7.39 0.00 0.00 0.00 0.00 10:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 249.38 249.38 237.55 237.55 0.00 0.00 0.00 0.00 Average: ens3 45.45 31.35 330.24 5.40 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6734) 09/10/26 _x86_64_ (4 CPU) 09:56:20 LINUX RESTART (4 CPU) 10:00:18 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 46.70 0.00 0.87 0.04 0.04 52.35 10:10:01 0 50.13 0.00 0.95 0.01 0.04 48.87 10:10:01 1 58.52 0.00 0.90 0.06 0.05 40.47 10:10:01 2 42.42 0.00 0.71 0.05 0.04 56.79 10:10:01 3 35.74 0.00 0.91 0.05 0.04 63.26 10:20:25 all 52.96 0.00 1.57 0.07 0.05 45.35 10:20:25 0 46.70 0.00 1.76 0.07 0.04 51.42 10:20:25 1 57.54 0.00 1.56 0.09 0.06 40.75 10:20:25 2 44.22 0.00 1.48 0.05 0.05 54.20 10:20:25 3 63.34 0.00 1.47 0.08 0.06 35.06 Average: all 49.93 0.00 1.23 0.06 0.05 48.74 Average: 0 48.36 0.00 1.37 0.04 0.04 50.19 Average: 1 58.01 0.00 1.25 0.08 0.06 40.61 Average: 2 43.35 0.00 1.11 0.05 0.04 55.45 Average: 3 49.98 0.00 1.19 0.06 0.05 48.71