---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2017 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 24G 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 1045 13533 4 17513 30578 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:10:b0:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.215/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84454sec preferred_lft 84454sec inet6 fe80::f816:3eff:fe10:b08c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:b3:3d:11:2b:39 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::b8b3:3dff:fe11:2b39/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2017) 10/15/26 _x86_64_ (8 CPU) 17:02:00 LINUX RESTART (8 CPU) 17:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 24.69 0.58 22.52 1.59 14.97 3528.77 3164.70 17:30:02 21.68 0.12 19.77 1.79 16.61 5875.82 22915.69 Average: 23.19 0.35 21.15 1.69 15.79 4701.79 13035.92 17:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 13050100 23935484 8292008 25.23 508236 9806600 14716836 43.40 2872412 15586672 8448 17:30:02 13626192 26009288 6215844 18.91 520800 11241768 6256660 18.45 3234944 14604240 31696 Average: 13338146 24972386 7253926 22.07 514518 10524184 10486748 30.92 3053678 15095456 20072 17:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 6.25 6.25 1.81 1.81 0.00 0.00 0.00 0.00 17:20:01 ens3 222.82 160.07 365.49 426.66 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 lo 3.06 3.06 0.44 0.44 0.00 0.00 0.00 0.00 17:30:02 ens3 147.89 76.90 524.97 351.59 0.00 0.00 0.00 0.00 17:30:02 docker0 0.26 0.26 0.13 0.04 0.00 0.00 0.00 0.00 Average: lo 4.65 4.65 1.13 1.13 0.00 0.00 0.00 0.00 Average: ens3 185.37 118.50 445.20 389.14 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.13 0.07 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2017) 10/15/26 _x86_64_ (8 CPU) 17:02:00 LINUX RESTART (8 CPU) 17:10:00 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 82.39 0.00 3.10 0.05 0.03 14.43 17:20:01 0 81.26 0.00 3.04 0.02 0.03 15.65 17:20:01 1 82.02 0.00 3.31 0.04 0.03 14.60 17:20:01 2 83.16 0.00 2.94 0.03 0.02 13.85 17:20:01 3 81.79 0.00 3.44 0.04 0.03 14.70 17:20:01 4 81.36 0.00 3.09 0.08 0.03 15.44 17:20:01 5 87.08 0.00 3.01 0.04 0.03 9.84 17:20:01 6 80.86 0.00 3.01 0.04 0.02 16.08 17:20:01 7 81.61 0.00 2.99 0.08 0.03 15.29 17:30:02 all 96.23 0.00 3.28 0.00 0.03 0.46 17:30:02 0 96.35 0.00 3.12 0.00 0.04 0.49 17:30:02 1 96.21 0.00 3.30 0.00 0.03 0.45 17:30:02 2 96.55 0.00 2.91 0.00 0.04 0.51 17:30:02 3 96.29 0.00 3.22 0.00 0.03 0.46 17:30:02 4 96.15 0.00 3.39 0.01 0.02 0.42 17:30:02 5 96.22 0.00 3.25 0.00 0.02 0.50 17:30:02 6 95.97 0.00 3.44 0.00 0.04 0.56 17:30:02 7 96.10 0.00 3.61 0.00 0.02 0.27 Average: all 89.31 0.00 3.19 0.02 0.03 7.44 Average: 0 88.80 0.00 3.08 0.01 0.03 8.07 Average: 1 89.12 0.00 3.30 0.02 0.03 7.52 Average: 2 89.86 0.00 2.92 0.01 0.03 7.18 Average: 3 89.04 0.00 3.33 0.02 0.03 7.58 Average: 4 88.76 0.00 3.24 0.05 0.02 7.93 Average: 5 91.65 0.00 3.13 0.02 0.02 5.17 Average: 6 88.41 0.00 3.22 0.02 0.03 8.31 Average: 7 88.86 0.00 3.30 0.04 0.02 7.78