---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4393 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 909 19698 4 11483 30713 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:66:32:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.16/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84669sec preferred_lft 84669sec inet6 fe80::f816:3eff:fe66:3289/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:3e:2b:1c:c1:45 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4393) 09/23/26 _x86_64_ (8 CPU) 07:38:24 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:14 361.50 5.11 351.03 5.36 469.45 23333.13 12818.72 08:00:28 9.92 0.23 8.54 1.16 3.25 1498.39 353.28 Average: 185.63 2.67 179.70 3.26 236.24 12410.78 6583.16 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:14 16029680 24979056 7266488 22.11 461516 8032748 10505036 30.98 1518324 14096568 4888 08:00:28 15918944 25275060 6965464 21.20 470216 8406368 9921000 29.26 1610664 14088688 3984 Average: 15974312 25127058 7115976 21.65 465866 8219558 10213018 30.12 1564494 14092628 4436 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:14 lo 1.73 1.73 0.96 0.96 0.00 0.00 0.00 0.00 07:50:14 ens3 357.94 225.59 2471.47 91.71 0.00 0.00 0.00 0.00 07:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:28 lo 6.28 6.28 1.02 1.02 0.00 0.00 0.00 0.00 08:00:28 ens3 100.52 68.84 92.92 40.10 0.00 0.00 0.00 0.00 08:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.01 4.01 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 229.17 147.18 1281.65 65.90 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-4393) 09/23/26 _x86_64_ (8 CPU) 07:38:24 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:14 all 65.02 0.00 4.16 0.33 0.03 30.47 07:50:14 0 66.82 0.00 4.33 0.26 0.02 28.57 07:50:14 1 65.70 0.00 4.14 0.27 0.03 29.87 07:50:14 2 65.33 0.00 4.16 0.32 0.02 30.17 07:50:14 3 64.08 0.00 4.45 0.31 0.03 31.13 07:50:14 4 63.03 0.00 4.10 0.30 0.02 32.54 07:50:14 5 65.02 0.00 4.01 0.36 0.02 30.58 07:50:14 6 64.05 0.00 3.78 0.39 0.02 31.75 07:50:14 7 66.14 0.00 4.27 0.41 0.04 29.15 08:00:28 all 96.50 0.00 3.38 0.00 0.04 0.08 08:00:28 0 96.68 0.00 3.22 0.00 0.03 0.06 08:00:28 1 96.42 0.00 3.45 0.00 0.04 0.09 08:00:28 2 96.36 0.00 3.52 0.00 0.04 0.08 08:00:28 3 96.57 0.00 3.32 0.00 0.04 0.07 08:00:28 4 96.40 0.00 3.46 0.00 0.06 0.08 08:00:28 5 96.50 0.00 3.37 0.00 0.04 0.09 08:00:28 6 96.60 0.00 3.29 0.00 0.04 0.07 08:00:28 7 96.44 0.00 3.44 0.00 0.04 0.08 Average: all 80.80 0.00 3.77 0.16 0.03 15.24 Average: 0 81.77 0.00 3.78 0.13 0.03 14.30 Average: 1 81.09 0.00 3.80 0.13 0.03 14.95 Average: 2 80.88 0.00 3.84 0.16 0.03 15.09 Average: 3 80.37 0.00 3.89 0.15 0.03 15.56 Average: 4 79.76 0.00 3.78 0.15 0.04 16.27 Average: 5 80.80 0.00 3.69 0.18 0.03 15.29 Average: 6 80.36 0.00 3.54 0.20 0.03 15.87 Average: 7 81.33 0.00 3.85 0.20 0.04 14.57