---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6587 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 730 9286 4 5971 14915 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:12:87:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84389sec preferred_lft 84389sec inet6 fe80::f816:3eff:fe12:8741/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:91:4e:2d:fc:e6 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-6587) 09/10/26 _x86_64_ (4 CPU) 06:26:28 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 28.29 0.72 24.51 3.06 46.89 4840.13 59137.05 06:50:34 30.67 0.07 27.61 2.99 1.57 5607.63 9861.11 Average: 29.51 0.38 26.10 3.03 23.62 5234.13 33840.72 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9112664 13229364 2722740 16.63 165524 4027788 3002284 17.23 743648 6080592 21616 06:50:34 7676256 13170344 2775724 16.95 195492 5302816 3038944 17.44 1037696 7127172 21660 Average: 8394460 13199854 2749232 16.79 180508 4665302 3020614 17.34 890672 6603882 21638 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1183.86 1183.86 1128.89 1128.89 0.00 0.00 0.00 0.00 06:40:01 ens3 103.45 68.11 765.72 15.14 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:34 lo 1223.26 1223.26 1165.89 1165.89 0.00 0.00 0.00 0.00 06:50:34 ens3 57.64 44.98 223.92 12.16 0.00 0.00 0.00 0.00 06:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1204.08 1204.08 1147.88 1147.88 0.00 0.00 0.00 0.00 Average: ens3 79.93 56.24 487.58 13.61 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-6587) 09/10/26 _x86_64_ (4 CPU) 06:26:28 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 58.59 0.00 2.45 4.77 0.06 34.13 06:40:01 0 55.06 0.00 2.11 5.62 0.07 37.14 06:40:01 1 58.59 0.00 2.52 5.61 0.06 33.23 06:40:01 2 61.41 0.00 2.50 4.68 0.06 31.35 06:40:01 3 59.29 0.00 2.67 3.18 0.06 34.80 06:50:34 all 56.56 0.00 2.57 0.09 0.08 40.69 06:50:34 0 58.21 0.00 2.77 0.11 0.08 38.83 06:50:34 1 55.32 0.00 2.27 0.05 0.09 42.27 06:50:34 2 55.83 0.00 2.53 0.13 0.08 41.43 06:50:34 3 56.89 0.00 2.72 0.08 0.08 40.23 Average: all 57.55 0.00 2.51 2.37 0.07 37.50 Average: 0 56.68 0.00 2.45 2.79 0.07 38.01 Average: 1 56.91 0.00 2.39 2.75 0.07 37.88 Average: 2 58.54 0.00 2.51 2.34 0.07 36.53 Average: 3 58.06 0.00 2.69 1.59 0.07 37.59