---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5510 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): 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: 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: 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 24G 132G 16% / 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 821 19749 4 11521 30796 Swap: 1023 1 1022 ---> 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:d0:9b:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.135/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84976sec preferred_lft 84976sec inet6 fe80::f816:3eff:fed0:9b01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:6d:ae:3e:87:6b 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::3c6d:aeff:fe3e:876b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5510) 10/26/26 _x86_64_ (8 CPU) 22:16:55 LINUX RESTART (8 CPU) 22:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:00 523.56 0.85 508.31 14.39 36.19 57284.22 40397.47 22:40:15 61.73 3.79 49.83 8.11 183.68 8750.54 54199.29 Average: 289.69 2.34 276.14 11.21 110.88 32706.99 47386.65 22:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:00 268192 18369316 13789844 41.96 561508 16722680 20023408 59.05 4451388 24518796 1428 22:40:15 20246352 31537996 659304 2.01 560308 10019704 1667880 4.92 3932600 7155208 11600 Average: 10257272 24953656 7224574 21.98 560908 13371192 10845644 31.98 4191994 15837002 6514 22:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:00 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 22:30:00 ens3 400.19 245.70 3675.43 71.56 0.00 0.00 0.00 0.00 22:30:00 docker0 35.02 62.26 1.96 769.15 0.00 0.00 0.00 0.00 22:30:00 br-8151b5c99ecd 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 22:30:00 veth549d465 0.13 0.19 0.02 0.07 0.00 0.00 0.00 0.00 22:30:00 vethe434b64 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 veth6524433 42.57 44.08 20.14 27.12 0.00 0.00 0.00 0.00 22:30:00 vetha93a866 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 veth273de9c 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 vethbdda7ee 39.27 36.85 37.75 17.27 0.00 0.00 0.00 0.00 22:30:00 veth6a45af4 0.82 1.54 0.87 12.04 0.00 0.00 0.00 0.00 22:30:00 veth450e368 0.64 0.58 0.09 0.72 0.00 0.00 0.00 0.00 22:40:15 lo 71.06 71.06 321.34 321.34 0.00 0.00 0.00 0.00 22:40:15 ens3 14.59 13.15 24.79 4.04 0.00 0.00 0.00 0.00 22:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 36.29 36.29 162.75 162.75 0.00 0.00 0.00 0.00 Average: ens3 204.92 127.94 1826.76 37.36 0.00 0.00 0.00 0.00 Average: docker0 17.29 30.73 0.97 379.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5510) 10/26/26 _x86_64_ (8 CPU) 22:16:55 LINUX RESTART (8 CPU) 22:20:00 CPU %user %nice %system %iowait %steal %idle 22:30:00 all 26.97 0.02 5.25 1.54 0.02 66.20 22:30:00 0 28.36 0.02 5.81 1.79 0.02 63.99 22:30:00 1 27.34 0.03 5.48 2.26 0.03 64.87 22:30:00 2 26.50 0.00 5.09 1.78 0.02 66.61 22:30:00 3 27.86 0.04 4.95 1.39 0.02 65.74 22:30:00 4 25.35 0.02 5.72 1.27 0.02 67.62 22:30:00 5 26.41 0.03 4.61 1.22 0.02 67.72 22:30:00 6 26.68 0.03 5.10 1.40 0.02 66.77 22:30:00 7 27.25 0.02 5.21 1.20 0.02 66.30 22:40:15 all 21.11 0.01 4.61 0.27 0.02 73.98 22:40:15 0 20.38 0.01 5.58 0.25 0.02 73.76 22:40:15 1 20.03 0.00 4.98 0.32 0.02 74.65 22:40:15 2 21.66 0.00 4.77 0.32 0.02 73.23 22:40:15 3 21.66 0.02 4.35 0.25 0.02 73.71 22:40:15 4 22.18 0.00 4.46 0.35 0.02 72.97 22:40:15 5 20.69 0.01 4.08 0.30 0.02 74.89 22:40:15 6 21.92 0.01 4.27 0.21 0.02 73.58 22:40:15 7 20.41 0.00 4.35 0.14 0.02 75.07 Average: all 24.00 0.02 4.92 0.90 0.02 70.14 Average: 0 24.30 0.01 5.69 1.01 0.02 68.96 Average: 1 23.63 0.01 5.23 1.28 0.02 69.83 Average: 2 24.05 0.00 4.92 1.04 0.02 69.97 Average: 3 24.72 0.03 4.65 0.82 0.02 69.77 Average: 4 23.74 0.01 5.08 0.81 0.02 70.33 Average: 5 23.51 0.02 4.34 0.75 0.02 71.35 Average: 6 24.27 0.02 4.68 0.80 0.02 70.22 Average: 7 23.79 0.01 4.78 0.67 0.02 70.74