---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-1094 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 17G 62G 21% / 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 664 6608 4 8716 14981 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:93:92:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85015sec preferred_lft 85015sec inet6 fe80::f816:3eff:fe93:92a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:dc:28:55:5a:ec 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-1094) 10/13/26 _x86_64_ (4 CPU) 05:17:35 LINUX RESTART (4 CPU) 05:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:06 41.12 3.76 35.67 1.69 386.82 15598.87 6399.27 05:40:01 236.01 3.23 223.78 9.00 147.21 14709.77 164903.69 Average: 138.17 3.50 129.35 5.33 267.50 15156.11 85333.87 05:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:06 7780644 13651484 2295500 14.02 200712 5665500 2557548 14.68 1212048 6825428 140272 05:40:01 6749152 15318320 605572 3.70 329716 8019748 1139416 6.54 2165224 6653416 380 Average: 7264898 14484902 1450536 8.86 265214 6842624 1848482 10.61 1688636 6739422 70326 05:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:06 lo 0.70 0.70 0.22 0.22 0.00 0.00 0.00 0.00 05:30:06 ens3 196.86 155.72 1668.19 32.25 0.00 0.00 0.00 0.00 05:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 17.30 17.30 1.68 1.68 0.00 0.00 0.00 0.00 05:40:01 ens3 107.05 111.71 302.05 666.08 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.96 8.96 0.94 0.94 0.00 0.00 0.00 0.00 Average: ens3 152.13 133.80 987.86 347.90 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-1094) 10/13/26 _x86_64_ (4 CPU) 05:17:35 LINUX RESTART (4 CPU) 05:20:06 CPU %user %nice %system %iowait %steal %idle 05:30:06 all 37.19 0.00 3.22 0.42 0.02 59.16 05:30:06 0 36.45 0.00 3.15 0.38 0.02 59.99 05:30:06 1 38.56 0.00 3.60 0.38 0.02 57.44 05:30:06 2 35.71 0.00 3.08 0.66 0.02 60.54 05:30:06 3 38.02 0.00 3.05 0.24 0.02 58.67 05:40:01 all 37.86 0.00 3.59 0.49 0.02 58.05 05:40:01 0 34.94 0.00 3.99 0.67 0.02 60.38 05:40:01 1 41.79 0.00 3.61 0.27 0.02 54.31 05:40:01 2 34.65 0.00 3.29 0.41 0.02 61.63 05:40:01 3 40.06 0.00 3.44 0.60 0.03 55.87 Average: all 37.52 0.00 3.40 0.45 0.02 58.61 Average: 0 35.70 0.00 3.57 0.52 0.02 60.19 Average: 1 40.17 0.00 3.61 0.32 0.02 55.88 Average: 2 35.18 0.00 3.18 0.54 0.02 61.08 Average: 3 39.04 0.00 3.24 0.42 0.02 57.28