---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-2599 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: 5600.00 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 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 628 10967 4 4393 15017 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:e7:0b:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.127/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81573sec preferred_lft 81573sec inet6 fe80::f816:3eff:fee7:b59/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:d3:66:f3:19:4e 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 inet6 fe80::d3:66ff:fef3:194e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-v1-8c-8g-2599) 11/11/26 _x86_64_ (4 CPU) 12:35:13 LINUX RESTART (4 CPU) 12:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:14 1.70 0.03 1.66 0.00 2.17 18.85 0.17 13:00:14 1.76 0.19 1.55 0.01 1.56 17.89 243.32 13:10:14 1.38 0.00 1.38 0.00 0.00 15.65 0.00 13:20:14 1.67 0.00 1.67 0.00 0.01 18.31 0.00 13:30:14 1.79 0.17 1.62 0.00 4.67 17.72 0.00 13:40:14 1.59 0.00 1.59 0.00 0.00 17.59 0.00 13:50:14 55.12 2.21 39.20 13.70 128.35 2882.45 237681.67 Average: 9.29 0.37 6.95 1.96 19.54 426.92 33989.15 12:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:14 13725936 15494852 524552 3.20 54188 1943444 1170496 6.72 182316 2215236 36 13:00:14 13725492 15495736 523508 3.20 55252 1943584 1169940 6.72 183396 2216408 32 13:10:14 13726580 15497536 521628 3.19 55836 1943720 1170068 6.72 183976 2216872 148 13:20:14 13720812 15492388 526728 3.22 56432 1943732 1170132 6.72 184568 2216772 16 13:30:14 13710832 15485008 533496 3.26 57036 1945268 1173356 6.74 186500 2223744 8 13:40:14 13709604 15484416 534060 3.26 57636 1945280 1173532 6.74 187092 2226888 16 13:50:14 12647588 15202960 770600 4.71 103736 2641336 1327224 7.62 288584 3124944 4784 Average: 13566692 15450414 562082 3.43 62874 2043766 1193535 6.85 199490 2348695 720 12:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:14 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:50:14 ens3 0.38 0.64 0.18 0.47 0.00 0.00 0.00 0.00 12:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:00:14 ens3 0.23 0.19 0.10 0.25 0.00 0.00 0.00 0.00 13:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:10:14 ens3 0.29 0.19 0.12 0.24 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:14 ens3 0.20 0.16 0.09 0.20 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:14 ens3 1.21 0.93 0.78 0.77 0.00 0.00 0.00 0.00 13:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:14 ens3 1.08 1.56 0.24 1.99 0.00 0.00 0.00 0.00 13:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:14 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 13:50:14 ens3 43.44 31.82 434.48 7.77 0.00 0.00 0.00 0.00 13:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 6.69 5.07 62.28 1.67 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 5.15.0-198-generic (prd-ubuntu2204-docker-v1-8c-8g-2599) 11/11/26 _x86_64_ (4 CPU) 12:35:13 LINUX RESTART (4 CPU) 12:40:14 CPU %user %nice %system %iowait %steal %idle 12:50:14 all 0.10 0.00 0.03 0.01 0.00 99.85 12:50:14 0 0.03 0.00 0.04 0.00 0.00 99.93 12:50:14 1 0.10 0.00 0.02 0.00 0.00 99.87 12:50:14 2 0.15 0.00 0.03 0.01 0.00 99.81 12:50:14 3 0.12 0.00 0.04 0.04 0.00 99.80 13:00:14 all 0.09 0.00 0.02 0.02 0.00 99.87 13:00:14 0 0.02 0.00 0.02 0.00 0.00 99.95 13:00:14 1 0.03 0.00 0.02 0.01 0.00 99.94 13:00:14 2 0.21 0.00 0.03 0.00 0.00 99.76 13:00:14 3 0.11 0.00 0.03 0.05 0.00 99.81 13:10:14 all 0.25 0.00 0.03 0.01 0.00 99.71 13:10:14 0 0.01 0.00 0.02 0.00 0.00 99.97 13:10:14 1 0.03 0.00 0.03 0.00 0.00 99.94 13:10:14 2 0.03 0.00 0.03 0.03 0.00 99.91 13:10:14 3 0.91 0.00 0.03 0.01 0.00 99.05 13:20:14 all 0.22 0.00 0.02 0.02 0.00 99.74 13:20:14 0 0.01 0.00 0.02 0.03 0.00 99.95 13:20:14 1 0.02 0.00 0.02 0.01 0.00 99.96 13:20:14 2 0.78 0.00 0.01 0.02 0.00 99.19 13:20:14 3 0.08 0.00 0.03 0.01 0.00 99.88 13:30:14 all 0.15 0.00 0.03 0.02 0.00 99.81 13:30:14 0 0.11 0.00 0.03 0.04 0.00 99.82 13:30:14 1 0.05 0.00 0.02 0.01 0.00 99.93 13:30:14 2 0.08 0.00 0.01 0.00 0.00 99.91 13:30:14 3 0.37 0.00 0.06 0.01 0.00 99.57 13:40:14 all 0.38 0.00 0.03 0.01 0.00 99.57 13:40:14 0 0.02 0.00 0.02 0.01 0.00 99.94 13:40:14 1 0.84 0.00 0.02 0.01 0.00 99.13 13:40:14 2 0.15 0.00 0.04 0.03 0.00 99.78 13:40:14 3 0.51 0.00 0.04 0.01 0.00 99.43 13:50:14 all 3.43 0.00 0.39 0.32 0.00 95.85 13:50:14 0 2.81 0.00 0.32 0.09 0.00 96.78 13:50:14 1 2.87 0.00 0.41 0.96 0.00 95.76 13:50:14 2 2.28 0.00 0.31 0.12 0.00 97.29 13:50:14 3 5.77 0.00 0.52 0.12 0.00 93.59 Average: all 0.66 0.00 0.08 0.06 0.00 99.20 Average: 0 0.43 0.00 0.07 0.03 0.00 99.48 Average: 1 0.56 0.00 0.08 0.14 0.00 99.22 Average: 2 0.52 0.00 0.06 0.03 0.00 99.38 Average: 3 1.13 0.00 0.11 0.03 0.00 98.73