---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-76 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 747 19314 4 12029 30876 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:72:af:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84300sec preferred_lft 84300sec inet6 fe80::f816:3eff:fe72:afe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:ea:e5:3b:cf:a1 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::50ea:e5ff:fe3b:cfa1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-76) 09/05/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 13.09 0.31 12.33 0.45 12.77 9256.40 163.24 00:30:13 32.82 1.96 29.85 1.02 308.43 14985.89 3494.72 Average: 23.15 1.15 21.26 0.74 163.47 12176.86 1861.38 00:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 21971192 29141408 3153496 9.60 175544 7111508 3351716 9.88 1707632 8618892 141392 00:30:13 20002928 31676928 595852 1.81 232004 11365140 1512892 4.46 2925604 9116764 284 Average: 20987060 30409168 1874674 5.70 203774 9238324 2432304 7.17 2316618 8867828 70838 00:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1.61 1.61 0.16 0.16 0.00 0.00 0.00 0.00 00:20:01 ens3 46.57 42.13 125.75 12.50 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:13 lo 242.17 242.17 236.86 236.86 0.00 0.00 0.00 0.00 00:30:13 ens3 96.88 91.69 332.34 1184.89 0.00 0.00 0.00 0.00 00:30:13 docker0 64.59 60.43 1176.73 8.64 0.00 0.00 0.00 0.00 00:30:13 veth4ccd52d 64.59 60.44 1177.62 8.64 0.00 0.00 0.00 0.10 Average: lo 124.23 124.23 120.81 120.81 0.00 0.00 0.00 0.00 Average: ens3 72.21 67.39 231.05 610.09 0.00 0.00 0.00 0.00 Average: docker0 32.92 30.80 599.81 4.40 0.00 0.00 0.00 0.00 Average: veth4ccd52d 32.92 30.81 600.26 4.40 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-76) 09/05/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:13 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 31.15 0.00 1.42 0.07 0.01 67.34 00:20:01 0 29.91 0.00 1.50 0.03 0.02 68.54 00:20:01 1 30.57 0.00 1.71 0.07 0.01 67.64 00:20:01 2 32.45 0.00 1.38 0.03 0.01 66.13 00:20:01 3 33.86 0.00 1.41 0.01 0.02 64.70 00:20:01 4 31.21 0.00 1.50 0.06 0.01 67.22 00:20:01 5 32.57 0.00 1.22 0.02 0.01 66.17 00:20:01 6 28.48 0.00 1.31 0.28 0.01 69.92 00:20:01 7 30.19 0.00 1.36 0.05 0.02 68.38 00:30:13 all 9.62 0.00 1.14 0.17 0.01 89.06 00:30:13 0 15.14 0.00 2.36 0.12 0.01 82.36 00:30:13 1 11.71 0.00 1.46 0.06 0.01 86.77 00:30:13 2 11.92 0.00 1.19 0.33 0.01 86.55 00:30:13 3 8.57 0.00 0.81 0.14 0.01 90.47 00:30:13 4 8.37 0.00 1.00 0.14 0.01 90.48 00:30:13 5 8.27 0.00 0.89 0.34 0.01 90.49 00:30:13 6 5.96 0.00 0.66 0.17 0.00 93.21 00:30:13 7 7.04 0.00 0.75 0.04 0.00 92.15 Average: all 20.18 0.00 1.28 0.12 0.01 78.41 Average: 0 22.39 0.00 1.94 0.08 0.01 75.59 Average: 1 20.95 0.00 1.58 0.07 0.01 77.39 Average: 2 21.98 0.00 1.29 0.18 0.01 76.54 Average: 3 20.95 0.00 1.11 0.08 0.01 77.85 Average: 4 19.57 0.00 1.25 0.10 0.01 79.08 Average: 5 20.19 0.00 1.05 0.19 0.01 78.56 Average: 6 16.99 0.00 0.98 0.22 0.01 81.80 Average: 7 18.39 0.00 1.05 0.05 0.01 80.50