---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-5873 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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: 5600.02 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 14G 64G 18% / 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 657 8436 4 6895 14988 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:f2:e9:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.155/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83563sec preferred_lft 83563sec inet6 fe80::f816:3eff:fef2:e9e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:22:ed:bb:f5:f7 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 5.15.0-198-generic (prd-ubuntu2204-docker-v1-8c-8g-5873) 10/28/26 _x86_64_ (4 CPU) 09:34:59 LINUX RESTART (4 CPU) 09:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 1.59 0.39 1.19 0.01 6.91 15.91 221.81 10:00:01 1.02 0.00 1.02 0.00 0.00 12.42 0.00 10:10:01 39.63 3.25 35.70 0.69 218.37 4161.65 381.03 10:20:01 233.20 0.50 224.19 8.50 15.86 15386.61 209942.02 Average: 68.85 1.03 65.52 2.30 60.28 4893.57 52628.34 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 13713580 15488192 530448 3.24 54640 1948072 1177324 6.76 188240 2224220 224 10:00:01 13711900 15486876 531596 3.25 54960 1948080 1177696 6.76 188556 2224772 20 10:10:01 11055748 14011740 1950152 11.91 145752 2956168 2341316 13.44 427644 4534452 43200 10:20:01 8694000 15401424 533772 3.26 303596 6267084 1081512 6.21 1520016 5493576 412344 Average: 11793807 15097058 886492 5.41 139737 3279851 1444462 8.29 581114 3619255 113947 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 1.24 0.98 0.82 0.79 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 0.54 0.29 0.21 0.35 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 10:10:01 ens3 106.80 97.30 819.44 24.84 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 10:20:01 ens3 98.44 82.12 408.46 23.51 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 51.75 45.17 307.22 12.37 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 5.15.0-198-generic (prd-ubuntu2204-docker-v1-8c-8g-5873) 10/28/26 _x86_64_ (4 CPU) 09:34:59 LINUX RESTART (4 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 0.28 0.00 0.05 0.01 0.00 99.66 09:50:01 0 0.10 0.00 0.06 0.01 0.00 99.83 09:50:01 1 0.17 0.00 0.04 0.00 0.00 99.79 09:50:01 2 0.65 0.00 0.05 0.01 0.00 99.28 09:50:01 3 0.20 0.00 0.03 0.03 0.00 99.74 10:00:01 all 0.11 0.00 0.02 0.01 0.00 99.86 10:00:01 0 0.01 0.00 0.02 0.00 0.00 99.96 10:00:01 1 0.31 0.00 0.03 0.00 0.01 99.65 10:00:01 2 0.05 0.00 0.03 0.02 0.00 99.90 10:00:01 3 0.07 0.00 0.01 0.01 0.00 99.91 10:10:01 all 11.42 0.00 0.93 0.32 0.01 87.32 10:10:01 0 9.64 0.00 0.73 0.42 0.01 89.21 10:10:01 1 11.90 0.00 0.90 0.48 0.01 86.72 10:10:01 2 10.80 0.00 0.90 0.27 0.01 88.02 10:10:01 3 13.36 0.00 1.18 0.13 0.01 85.32 10:20:01 all 41.27 0.00 3.90 0.27 0.03 54.53 10:20:01 0 40.49 0.00 4.25 0.37 0.03 54.85 10:20:01 1 39.98 0.00 3.68 0.31 0.03 56.00 10:20:01 2 44.28 0.00 4.14 0.22 0.04 51.33 10:20:01 3 40.35 0.00 3.52 0.17 0.04 55.93 Average: all 13.25 0.00 1.22 0.15 0.01 85.37 Average: 0 12.55 0.00 1.26 0.20 0.01 85.97 Average: 1 13.07 0.00 1.16 0.20 0.01 85.56 Average: 2 13.90 0.00 1.28 0.13 0.01 84.68 Average: 3 13.46 0.00 1.18 0.08 0.01 85.26