---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8138 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 708 9364 4 5916 14937 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:19:67:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84631sec preferred_lft 84631sec inet6 fe80::f816:3eff:fe19:674d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:08:fb:1b:35:f4 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-8138) 09/14/26 _x86_64_ (4 CPU) 06:26:32 LINUX RESTART (4 CPU) 06:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 45.47 0.72 28.29 16.46 46.87 4702.00 278106.56 06:50:13 27.65 0.07 24.60 2.98 1.73 5800.23 58781.30 Average: 36.42 0.39 26.42 9.62 23.95 5259.58 166753.31 06:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 8538200 12808588 3143520 19.20 164564 4173092 3352840 19.25 786192 6600668 179456 06:50:13 7784984 13222784 2723816 16.64 189508 5254208 2880336 16.53 1034804 7028968 25540 Average: 8161592 13015686 2933668 17.92 177036 4713650 3116588 17.89 910498 6814818 102498 06:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1339.36 1339.36 1276.77 1276.77 0.00 0.00 0.00 0.00 06:40:01 ens3 95.59 67.91 688.22 15.89 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 06:50:13 lo 994.32 994.32 947.29 947.29 0.00 0.00 0.00 0.00 06:50:13 ens3 61.32 47.41 230.78 12.32 0.00 0.00 0.00 0.00 06:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1164.18 1164.18 1109.49 1109.49 0.00 0.00 0.00 0.00 Average: ens3 78.19 57.50 455.97 14.08 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-8138) 09/14/26 _x86_64_ (4 CPU) 06:26:32 LINUX RESTART (4 CPU) 06:30:08 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 64.49 0.00 2.68 0.10 0.04 32.68 06:40:01 0 64.55 0.00 2.42 0.14 0.04 32.85 06:40:01 1 64.63 0.00 2.79 0.10 0.04 32.43 06:40:01 2 64.99 0.00 2.73 0.09 0.04 32.16 06:40:01 3 63.80 0.00 2.79 0.09 0.03 33.28 06:50:13 all 55.35 0.00 2.43 2.22 0.06 39.94 06:50:13 0 52.92 0.00 2.38 4.88 0.05 39.77 06:50:13 1 57.44 0.00 2.39 1.17 0.06 38.94 06:50:13 2 56.72 0.00 2.56 1.43 0.06 39.22 06:50:13 3 54.33 0.00 2.38 1.41 0.05 41.83 Average: all 59.85 0.00 2.55 1.18 0.05 36.37 Average: 0 58.65 0.00 2.40 2.55 0.04 36.36 Average: 1 60.98 0.00 2.58 0.64 0.05 35.74 Average: 2 60.79 0.00 2.65 0.77 0.05 35.74 Average: 3 58.99 0.00 2.58 0.76 0.04 37.63