---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9074 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: 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 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 12G 66G 15% / 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 629 9396 4 5963 15016 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:9a:b7:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84624sec preferred_lft 84624sec inet6 fe80::f816:3eff:fe9a:b7e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:11:62:e6:5b:8c 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-9074) 09/17/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:02 29.78 1.35 25.76 2.68 265.05 5247.13 39840.94 16:10:02 30.05 0.06 26.91 3.08 1.68 6112.81 30922.56 Average: 29.92 0.70 26.34 2.88 131.59 5685.79 35321.80 15:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 8685108 12910928 3041548 18.58 162596 4133356 3362160 19.30 817504 6416052 186672 16:10:02 7591684 13095488 2851028 17.41 193088 5314648 3347548 19.21 1095708 7171740 18772 Average: 8138396 13003208 2946288 17.99 177842 4724002 3354854 19.26 956606 6793896 102722 15:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 lo 1090.72 1090.72 1039.72 1039.72 0.00 0.00 0.00 0.00 16:00:02 ens3 82.45 59.99 527.52 16.14 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 1229.25 1229.25 1171.40 1171.40 0.00 0.00 0.00 0.00 16:10:02 ens3 58.03 45.49 255.78 12.33 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1160.92 1160.92 1106.45 1106.45 0.00 0.00 0.00 0.00 Average: ens3 70.08 52.64 389.82 14.21 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-9074) 09/17/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:18 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 64.68 0.00 2.52 0.10 0.05 32.65 16:00:02 0 65.80 0.00 2.61 0.07 0.04 31.47 16:00:02 1 64.98 0.00 2.62 0.10 0.06 32.25 16:00:02 2 62.95 0.00 2.56 0.13 0.04 34.32 16:00:02 3 65.00 0.00 2.30 0.08 0.05 32.57 16:10:02 all 55.16 0.00 2.44 0.12 0.04 42.24 16:10:02 0 55.99 0.00 2.30 0.12 0.05 41.54 16:10:02 1 54.41 0.00 2.61 0.15 0.04 42.80 16:10:02 2 55.59 0.00 2.65 0.10 0.04 41.62 16:10:02 3 54.66 0.00 2.20 0.09 0.05 43.00 Average: all 59.86 0.00 2.48 0.11 0.05 37.51 Average: 0 60.83 0.00 2.46 0.10 0.04 36.57 Average: 1 59.62 0.00 2.62 0.12 0.05 37.59 Average: 2 59.22 0.00 2.60 0.12 0.04 38.01 Average: 3 59.76 0.00 2.25 0.09 0.05 37.86