---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-57816 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: 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 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 771 18987 4 12333 30852 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:aa:86:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84459sec preferred_lft 84459sec inet6 fe80::f816:3eff:feaa:8672/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:ae:34:89:cb:a4 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::d0ae:34ff:fe89:cba4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-57816) 09/24/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:16 13.87 0.31 12.65 0.91 12.35 5945.21 3234.71 01:00:04 25.30 0.57 24.21 0.52 24.91 21391.08 1740.24 Average: 19.45 0.44 18.30 0.72 18.49 13496.05 2504.13 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:16 25141216 29649176 2656228 8.08 148984 4569276 2808244 8.28 824896 6429180 31492 01:00:04 20361240 31719960 558304 1.70 218436 11088980 1151128 3.39 2921212 8799956 516108 Average: 22751228 30684568 1607266 4.89 183710 7829128 1979686 5.84 1873054 7614568 273800 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:16 lo 5.62 5.62 0.54 0.54 0.00 0.00 0.00 0.00 00:50:16 ens3 90.74 71.39 414.57 14.26 0.00 0.00 0.00 0.00 00:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:04 lo 276.90 276.90 270.71 270.71 0.00 0.00 0.00 0.00 01:00:04 ens3 69.71 58.23 334.56 14.04 0.00 0.00 0.00 0.00 01:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 138.24 138.24 132.62 132.62 0.00 0.00 0.00 0.00 Average: ens3 80.46 64.96 375.45 14.15 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-57816) 09/24/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:16 all 37.66 0.00 1.71 0.06 0.01 60.57 00:50:16 0 35.39 0.00 1.88 0.03 0.02 62.69 00:50:16 1 40.63 0.00 1.90 0.03 0.01 57.42 00:50:16 2 41.00 0.00 1.45 0.04 0.01 57.51 00:50:16 3 36.38 0.00 1.62 0.06 0.01 61.93 00:50:16 4 38.82 0.00 1.75 0.02 0.02 59.40 00:50:16 5 39.58 0.00 1.84 0.16 0.01 58.41 00:50:16 6 40.66 0.00 1.74 0.06 0.01 57.53 00:50:16 7 28.83 0.00 1.48 0.05 0.01 69.63 01:00:04 all 19.57 0.00 1.48 0.13 0.01 78.80 01:00:04 0 19.34 0.00 1.43 0.05 0.01 79.16 01:00:04 1 17.43 0.00 1.39 0.12 0.01 81.05 01:00:04 2 20.89 0.00 1.31 0.04 0.01 77.75 01:00:04 3 19.55 0.00 1.47 0.01 0.01 78.96 01:00:04 4 15.45 0.00 1.59 0.34 0.01 82.61 01:00:04 5 25.27 0.00 1.68 0.17 0.02 72.86 01:00:04 6 16.82 0.00 1.23 0.20 0.01 81.74 01:00:04 7 21.82 0.00 1.78 0.09 0.01 76.30 Average: all 28.82 0.00 1.60 0.09 0.01 69.48 Average: 0 27.54 0.00 1.66 0.04 0.01 70.74 Average: 1 29.29 0.00 1.65 0.08 0.01 68.97 Average: 2 31.16 0.00 1.38 0.04 0.01 67.41 Average: 3 28.15 0.00 1.54 0.03 0.01 70.26 Average: 4 27.40 0.00 1.67 0.18 0.01 70.73 Average: 5 32.59 0.00 1.76 0.16 0.01 65.48 Average: 6 29.00 0.00 1.49 0.13 0.01 69.37 Average: 7 25.41 0.00 1.62 0.07 0.01 72.89