---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3052 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 23G 133G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 1012 13820 4 17259 30611 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:67:a7:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83949sec preferred_lft 83949sec inet6 fe80::f816:3eff:fe67:a72e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:9d:30:01:cb:d4 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::309d:30ff:fe01:cbd4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3052) 10/19/26 _x86_64_ (8 CPU) 06:15:30 LINUX RESTART (8 CPU) 06:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:03 420.40 6.97 405.16 8.28 694.54 26952.24 17712.00 06:40:08 74.90 0.61 70.60 3.70 16.16 7548.93 9632.97 06:50:01 20.93 0.12 19.11 1.70 16.64 4684.40 18722.39 Average: 172.76 2.58 165.61 4.57 243.36 13099.47 15330.74 06:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:03 20334588 29428928 2815668 8.57 462656 8176180 3989076 11.76 2102612 9216856 210656 06:40:08 11929088 22533352 9696588 29.51 507148 9540020 12041020 35.51 2828356 16768776 3136 06:50:01 11793072 23918780 8306268 25.28 519684 10991216 10480416 30.91 3210604 16462428 365544 Average: 14685583 25293687 6939508 21.12 496496 9569139 8836837 26.06 2713857 14149353 193112 06:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:03 lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 06:30:03 ens3 353.42 234.86 3424.08 216.29 0.00 0.00 0.00 0.00 06:30:03 docker0 9.78 13.15 0.56 135.59 0.00 0.00 0.00 0.00 06:40:08 lo 4.28 4.28 1.35 1.35 0.00 0.00 0.00 0.00 06:40:08 ens3 211.16 159.89 592.41 444.70 0.00 0.00 0.00 0.00 06:40:08 docker0 3.89 6.44 0.23 131.52 0.00 0.00 0.00 0.00 06:50:01 lo 5.35 5.35 0.94 0.94 0.00 0.00 0.00 0.00 06:50:01 ens3 106.55 66.30 513.51 345.12 0.00 0.00 0.00 0.00 06:50:01 docker0 0.26 0.26 0.14 0.04 0.00 0.00 0.00 0.00 Average: lo 3.66 3.66 0.81 0.81 0.00 0.00 0.00 0.00 Average: ens3 224.32 154.16 1514.15 335.46 0.00 0.00 0.00 0.00 Average: docker0 4.67 6.65 0.31 89.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3052) 10/19/26 _x86_64_ (8 CPU) 06:15:30 LINUX RESTART (8 CPU) 06:20:01 CPU %user %nice %system %iowait %steal %idle 06:30:03 all 30.93 0.00 3.44 0.58 0.02 65.04 06:30:03 0 30.59 0.00 3.59 0.49 0.02 65.31 06:30:03 1 32.33 0.00 3.97 0.69 0.02 62.99 06:30:03 2 32.16 0.00 3.76 0.60 0.02 63.47 06:30:03 3 32.71 0.00 3.22 0.37 0.02 63.68 06:30:03 4 29.87 0.00 3.35 0.51 0.02 66.26 06:30:03 5 29.70 0.00 3.92 1.31 0.01 65.06 06:30:03 6 31.84 0.00 2.73 0.26 0.01 65.16 06:30:03 7 28.21 0.00 2.96 0.44 0.01 68.38 06:40:08 all 78.76 0.00 3.53 0.13 0.03 17.55 06:40:08 0 77.77 0.00 3.42 0.12 0.03 18.66 06:40:08 1 77.03 0.00 3.64 0.17 0.03 19.13 06:40:08 2 78.31 0.00 3.62 0.06 0.02 17.98 06:40:08 3 79.19 0.00 3.72 0.13 0.03 16.93 06:40:08 4 80.21 0.00 3.46 0.17 0.03 16.13 06:40:08 5 78.75 0.00 3.44 0.08 0.02 17.71 06:40:08 6 81.81 0.00 3.55 0.12 0.04 14.48 06:40:08 7 77.03 0.00 3.38 0.22 0.02 19.35 06:50:01 all 96.51 0.00 3.36 0.00 0.03 0.10 06:50:01 0 96.57 0.00 3.30 0.00 0.03 0.10 06:50:01 1 96.64 0.00 3.26 0.00 0.02 0.08 06:50:01 2 96.72 0.00 3.16 0.00 0.02 0.09 06:50:01 3 96.47 0.00 3.44 0.00 0.02 0.08 06:50:01 4 96.35 0.00 3.49 0.01 0.03 0.13 06:50:01 5 96.76 0.00 3.12 0.00 0.02 0.10 06:50:01 6 96.45 0.00 3.43 0.00 0.05 0.07 06:50:01 7 96.12 0.00 3.72 0.00 0.03 0.13 Average: all 68.65 0.00 3.44 0.24 0.02 27.65 Average: 0 68.20 0.00 3.44 0.20 0.03 28.13 Average: 1 68.57 0.00 3.62 0.29 0.02 27.49 Average: 2 68.98 0.00 3.51 0.22 0.02 27.26 Average: 3 69.37 0.00 3.46 0.17 0.03 26.98 Average: 4 68.75 0.00 3.43 0.23 0.03 27.57 Average: 5 68.34 0.00 3.49 0.47 0.02 27.69 Average: 6 69.95 0.00 3.24 0.13 0.03 26.65 Average: 7 67.01 0.00 3.35 0.22 0.02 29.40