---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-16296 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 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 668 6417 4 8903 14977 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:88:0c:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84985sec preferred_lft 84985sec inet6 fe80::f816:3eff:fe88:c5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:bb:9d:75:d5:ea 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-v1-8c-8g-16296) 08/29/26 _x86_64_ (4 CPU) 05:19:22 LINUX RESTART (4 CPU) 05:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:34 47.74 3.17 42.66 1.91 182.49 16027.23 4850.20 05:40:06 238.06 0.51 228.51 9.04 7.88 14409.98 78517.55 Average: 138.42 1.90 131.22 5.31 99.29 15256.65 39950.76 05:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:34 7766412 13626076 2321736 14.18 197296 5661340 2653944 15.23 1132128 6934044 129264 05:40:06 6632452 15383548 542456 3.31 325108 8199424 1082976 6.22 2078004 6864856 435268 Average: 7199432 14504812 1432096 8.75 261202 6930382 1868460 10.72 1605066 6899450 282266 05:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:34 lo 0.76 0.76 0.19 0.19 0.00 0.00 0.00 0.00 05:30:34 ens3 177.94 142.85 1690.16 31.71 0.00 0.00 0.00 0.00 05:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:06 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 05:40:06 ens3 68.46 58.73 355.80 16.99 0.00 0.00 0.00 0.00 05:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 125.77 102.77 1054.37 24.69 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-v1-8c-8g-16296) 08/29/26 _x86_64_ (4 CPU) 05:19:22 LINUX RESTART (4 CPU) 05:20:06 CPU %user %nice %system %iowait %steal %idle 05:30:34 all 33.25 0.00 2.93 0.42 0.01 63.39 05:30:34 0 31.58 0.00 2.33 0.15 0.01 65.92 05:30:34 1 32.65 0.00 2.72 0.35 0.01 64.27 05:30:34 2 34.04 0.00 3.16 0.78 0.02 62.00 05:30:34 3 34.72 0.00 3.50 0.42 0.02 61.35 05:40:06 all 39.14 0.00 4.16 0.23 0.02 56.45 05:40:06 0 37.37 0.00 4.77 0.20 0.02 57.64 05:40:06 1 40.83 0.00 4.03 0.25 0.02 54.87 05:40:06 2 38.91 0.00 3.85 0.24 0.01 56.99 05:40:06 3 39.45 0.00 3.98 0.23 0.02 56.32 Average: all 36.05 0.00 3.51 0.33 0.02 60.09 Average: 0 34.33 0.00 3.49 0.18 0.01 61.99 Average: 1 36.54 0.00 3.34 0.30 0.02 59.80 Average: 2 36.36 0.00 3.49 0.52 0.02 59.61 Average: 3 36.97 0.00 3.73 0.33 0.02 58.96