---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-7645 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: 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 646 6394 4 8948 14999 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:a0:74:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.7/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84993sec preferred_lft 84993sec inet6 fe80::f816:3eff:fea0:74ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:10:69:f0:b7:cc 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-7645) 10/07/26 _x86_64_ (4 CPU) 05:17:23 LINUX RESTART (4 CPU) 05:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:18 42.59 3.28 37.63 1.67 372.51 15162.58 5139.60 05:40:01 250.22 1.51 238.85 9.86 35.96 14658.56 126228.26 Average: 144.31 2.41 136.22 5.68 207.63 14915.65 64462.87 05:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:18 7417612 13678756 2266952 13.85 205416 6040280 2551756 14.65 1232936 7140304 146376 05:40:01 6513996 15321464 601968 3.68 331972 8248856 1138536 6.54 2140552 6900104 164 Average: 6965804 14500110 1434460 8.76 268694 7144568 1845146 10.59 1686744 7020204 73270 05:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:18 lo 0.69 0.69 0.20 0.20 0.00 0.00 0.00 0.00 05:30:18 ens3 185.19 148.17 1680.31 31.65 0.00 0.00 0.00 0.00 05:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 15.61 15.61 1.52 1.52 0.00 0.00 0.00 0.00 05:40:01 ens3 101.38 104.49 302.25 593.02 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 8.00 8.00 0.84 0.84 0.00 0.00 0.00 0.00 Average: ens3 144.13 126.77 1005.17 306.67 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-7645) 10/07/26 _x86_64_ (4 CPU) 05:17:23 LINUX RESTART (4 CPU) 05:20:12 CPU %user %nice %system %iowait %steal %idle 05:30:18 all 37.09 0.00 3.14 0.58 0.03 59.17 05:30:18 0 35.36 0.00 2.84 0.34 0.02 61.44 05:30:18 1 38.09 0.00 3.53 0.32 0.03 58.03 05:30:18 2 36.40 0.00 2.79 0.72 0.02 60.08 05:30:18 3 38.50 0.00 3.40 0.94 0.02 57.14 05:40:01 all 37.88 0.00 3.52 0.55 0.05 58.01 05:40:01 0 34.14 0.00 3.67 0.57 0.04 61.58 05:40:01 1 33.24 0.00 3.15 0.45 0.04 63.12 05:40:01 2 41.79 0.00 3.93 0.63 0.06 53.60 05:40:01 3 42.35 0.00 3.32 0.54 0.05 53.74 Average: all 37.47 0.00 3.32 0.56 0.04 58.61 Average: 0 34.76 0.00 3.24 0.45 0.03 61.51 Average: 1 35.71 0.00 3.34 0.39 0.03 60.52 Average: 2 39.03 0.00 3.35 0.67 0.04 56.91 Average: 3 40.39 0.00 3.36 0.74 0.04 55.48