---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1157 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 23G 132G 15% / 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 840 13830 4 17420 30782 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:87:a4:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.155/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84802sec preferred_lft 84802sec inet6 fe80::f816:3eff:fe87:a4fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:b7:d9:86:3d:f3 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::88b7:d9ff:fe86:3df3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1157) 10/13/26 _x86_64_ (8 CPU) 07:36:03 LINUX RESTART (8 CPU) 07:40:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:00 63.68 1.29 44.82 17.56 279.73 22976.26 593699.20 08:00:01 196.30 0.56 187.53 8.21 7.35 35286.11 181113.73 Average: 131.24 0.92 117.53 12.80 140.97 29247.37 383512.63 07:40:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:00 22008856 30016396 2274768 6.92 169584 7928396 2534640 7.47 2582124 7646716 224 08:00:01 12800188 29897980 2309424 7.03 491300 15814764 2569168 7.58 4719096 13764448 28 Average: 17404522 29957188 2292096 6.97 330442 11871580 2551904 7.53 3650610 10705582 126 07:40:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:00 lo 1.77 1.77 0.99 0.99 0.00 0.00 0.00 0.00 07:50:00 ens3 88.86 68.43 1171.92 14.35 0.00 0.00 0.00 0.00 07:50:00 docker0 5.33 6.90 0.41 93.02 0.00 0.00 0.00 0.00 08:00:01 lo 1.64 1.64 0.30 0.30 0.00 0.00 0.00 0.00 08:00:01 ens3 139.17 96.40 2207.03 15.33 0.00 0.00 0.00 0.00 08:00:01 docker0 17.15 21.69 2.66 252.50 0.00 0.00 0.00 0.00 Average: lo 1.70 1.70 0.64 0.64 0.00 0.00 0.00 0.00 Average: ens3 114.49 82.68 1699.24 14.85 0.00 0.00 0.00 0.00 Average: docker0 11.35 14.43 1.56 174.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1157) 10/13/26 _x86_64_ (8 CPU) 07:36:03 LINUX RESTART (8 CPU) 07:40:21 CPU %user %nice %system %iowait %steal %idle 07:50:00 all 34.48 0.00 1.99 0.32 0.02 63.19 07:50:00 0 37.96 0.00 2.41 0.16 0.03 59.45 07:50:00 1 27.15 0.00 2.09 0.55 0.02 70.19 07:50:00 2 31.75 0.00 1.62 0.29 0.02 66.32 07:50:00 3 40.07 0.00 2.06 0.25 0.03 57.59 07:50:00 4 32.41 0.00 1.77 0.44 0.02 65.36 07:50:00 5 32.75 0.00 2.18 0.39 0.02 64.67 07:50:00 6 35.99 0.00 1.55 0.32 0.02 62.13 07:50:00 7 37.80 0.00 2.25 0.13 0.03 59.80 08:00:01 all 16.64 0.00 3.12 0.40 0.02 79.82 08:00:01 0 17.51 0.00 2.92 0.29 0.03 79.25 08:00:01 1 18.24 0.00 3.17 0.58 0.02 77.99 08:00:01 2 24.79 0.00 3.81 0.61 0.03 70.76 08:00:01 3 11.87 0.00 3.14 0.21 0.01 84.76 08:00:01 4 15.74 0.00 2.69 0.59 0.02 80.97 08:00:01 5 13.76 0.00 3.13 0.25 0.01 82.83 08:00:01 6 17.99 0.00 3.33 0.24 0.02 78.43 08:00:01 7 13.24 0.00 2.78 0.41 0.01 83.56 Average: all 25.41 0.00 2.57 0.36 0.02 71.65 Average: 0 27.55 0.00 2.67 0.23 0.03 69.53 Average: 1 22.62 0.00 2.64 0.56 0.02 74.16 Average: 2 28.22 0.00 2.73 0.45 0.02 68.57 Average: 3 25.74 0.00 2.61 0.23 0.02 71.40 Average: 4 23.93 0.00 2.24 0.52 0.02 73.30 Average: 5 23.08 0.00 2.67 0.32 0.01 73.92 Average: 6 26.83 0.00 2.45 0.28 0.02 70.42 Average: 7 25.28 0.00 2.52 0.27 0.02 71.91