---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-58033 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 17G 138G 11% / 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 751 19485 4 11854 30871 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:7c:52:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84461sec preferred_lft 84461sec inet6 fe80::f816:3eff:fe7c:52b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:45:87:4c:42:15 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::2845:87ff:fe4c:4215/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-58033) 09/25/26 _x86_64_ (8 CPU) 00:23:23 LINUX RESTART (8 CPU) 00:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.58 0.04 7.14 0.41 1.58 2591.05 572.11 00:50:02 39.32 2.25 35.93 1.14 324.55 22266.57 2610.97 Average: 23.47 1.15 21.55 0.77 163.29 12442.42 1592.95 00:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23563208 28960656 3342396 10.17 161400 5406724 3317700 9.78 1204164 7572856 740576 00:50:02 20210608 31658612 616420 1.88 227876 11148860 1500844 4.43 2962408 8880212 472 Average: 21886908 30309634 1979408 6.02 194638 8277792 2409272 7.10 2083286 8226534 370524 00:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 63.97 51.64 242.29 13.42 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:02 lo 212.06 212.06 208.27 208.27 0.00 0.00 0.00 0.00 00:50:02 ens3 116.83 105.94 340.04 1285.25 0.00 0.00 0.00 0.00 00:50:02 docker0 74.07 65.03 1275.26 7.90 0.00 0.00 0.00 0.00 00:50:02 veth11eec73 74.07 65.04 1276.27 7.91 0.00 0.00 0.00 0.10 Average: lo 107.07 107.07 104.36 104.36 0.00 0.00 0.00 0.00 Average: ens3 90.44 78.83 291.23 650.21 0.00 0.00 0.00 0.00 Average: docker0 37.09 32.56 638.51 3.96 0.00 0.00 0.00 0.00 Average: veth11eec73 37.08 32.56 639.02 3.96 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-58033) 09/25/26 _x86_64_ (8 CPU) 00:23:23 LINUX RESTART (8 CPU) 00:30:02 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.80 0.00 1.57 0.03 0.02 64.57 00:40:01 0 29.48 0.00 1.42 0.01 0.02 69.07 00:40:01 1 36.14 0.00 1.78 0.04 0.02 62.02 00:40:01 2 35.08 0.00 1.57 0.03 0.02 63.30 00:40:01 3 34.96 0.00 1.62 0.03 0.02 63.37 00:40:01 4 37.63 0.00 1.37 0.03 0.02 60.96 00:40:01 5 31.15 0.00 1.47 0.04 0.02 67.32 00:40:01 6 37.00 0.00 1.85 0.01 0.02 61.13 00:40:01 7 29.00 0.00 1.53 0.08 0.02 69.38 00:50:02 all 14.18 0.00 1.40 0.24 0.02 84.16 00:50:02 0 15.27 0.00 1.32 0.15 0.02 83.25 00:50:02 1 14.12 0.00 1.64 0.11 0.02 84.11 00:50:02 2 13.71 0.00 1.64 0.83 0.02 83.81 00:50:02 3 20.18 0.00 1.79 0.20 0.02 77.80 00:50:02 4 12.95 0.00 1.48 0.24 0.02 85.32 00:50:02 5 12.70 0.00 1.32 0.21 0.01 85.76 00:50:02 6 11.49 0.00 0.92 0.07 0.01 87.50 00:50:02 7 13.04 0.00 1.10 0.11 0.01 85.73 Average: all 23.98 0.00 1.49 0.14 0.02 74.38 Average: 0 22.37 0.00 1.37 0.08 0.02 76.16 Average: 1 25.11 0.00 1.71 0.08 0.02 73.09 Average: 2 24.37 0.00 1.60 0.43 0.02 73.58 Average: 3 27.56 0.00 1.71 0.11 0.02 70.60 Average: 4 25.28 0.00 1.42 0.13 0.02 73.15 Average: 5 21.90 0.00 1.39 0.13 0.02 76.56 Average: 6 24.23 0.00 1.38 0.04 0.02 74.33 Average: 7 21.02 0.00 1.31 0.09 0.02 77.56