---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8444 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 18G 138G 12% / 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 767 19043 4 12281 30856 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:71:5f:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84491sec preferred_lft 84491sec inet6 fe80::f816:3eff:fe71:5f61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:53:36:c4:44:4c 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::6c53:36ff:fec4:444c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8444) 09/16/26 _x86_64_ (8 CPU) 00:00:33 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:02 19.99 0.52 18.90 0.57 18.72 15470.51 1509.00 00:30:18 27.23 1.90 24.28 1.04 311.79 9746.40 3457.68 Average: 23.66 1.22 21.63 0.81 167.28 12568.85 2496.82 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:02 18952604 27786776 4502100 13.70 189900 8696564 4565076 13.46 2089420 11159888 296 00:30:18 19214064 31136452 1135092 3.45 229540 11606896 1778244 5.24 3079084 9769084 32320 Average: 19083334 29461614 2818596 8.58 209720 10151730 3171660 9.35 2584252 10464486 16308 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:02 lo 219.54 219.54 214.43 214.43 0.00 0.00 0.00 0.00 00:20:02 ens3 68.22 58.71 326.52 14.45 0.00 0.00 0.00 0.00 00:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:18 lo 15.47 15.47 1.71 1.71 0.00 0.00 0.00 0.00 00:30:18 ens3 171.04 187.68 287.67 2699.60 0.00 0.00 0.00 0.00 00:30:18 docker0 88.26 80.33 1348.87 10.39 0.00 0.00 0.00 0.00 Average: lo 116.10 116.10 106.60 106.60 0.00 0.00 0.00 0.00 Average: ens3 120.34 124.09 306.83 1375.60 0.00 0.00 0.00 0.00 Average: docker0 44.74 40.72 683.77 5.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8444) 09/16/26 _x86_64_ (8 CPU) 00:00:33 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:02 all 27.49 0.00 1.46 0.13 0.02 70.90 00:20:02 0 23.54 0.00 1.42 0.29 0.02 74.73 00:20:02 1 29.84 0.00 1.62 0.03 0.02 68.48 00:20:02 2 27.42 0.00 1.42 0.02 0.02 71.13 00:20:02 3 33.16 0.00 1.66 0.32 0.02 64.84 00:20:02 4 22.98 0.00 1.24 0.17 0.02 75.60 00:20:02 5 25.21 0.00 1.31 0.08 0.02 73.38 00:20:02 6 32.73 0.00 1.71 0.10 0.02 65.44 00:20:02 7 25.03 0.00 1.31 0.03 0.02 73.61 00:30:18 all 10.33 0.00 1.07 0.13 0.01 88.46 00:30:18 0 12.90 0.00 1.13 0.07 0.01 85.89 00:30:18 1 10.32 0.00 1.56 0.14 0.01 87.97 00:30:18 2 13.90 0.00 1.97 0.24 0.01 83.88 00:30:18 3 16.76 0.00 1.17 0.08 0.01 81.97 00:30:18 4 8.10 0.00 0.83 0.02 0.01 91.03 00:30:18 5 7.79 0.00 0.63 0.12 0.01 91.44 00:30:18 6 5.93 0.00 0.66 0.31 0.01 93.09 00:30:18 7 6.91 0.00 0.61 0.06 0.01 92.41 Average: all 18.78 0.00 1.26 0.13 0.02 79.81 Average: 0 18.15 0.00 1.27 0.18 0.02 80.39 Average: 1 19.93 0.00 1.59 0.09 0.02 78.37 Average: 2 20.56 0.00 1.70 0.13 0.02 77.60 Average: 3 24.84 0.00 1.41 0.20 0.02 73.53 Average: 4 15.43 0.00 1.03 0.10 0.01 83.43 Average: 5 16.38 0.00 0.97 0.10 0.02 82.54 Average: 6 19.13 0.00 1.18 0.21 0.02 79.47 Average: 7 15.84 0.00 0.96 0.04 0.01 83.14