---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1440 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 133G 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 815 14709 4 16568 30809 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:4b:50:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.221/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84812sec preferred_lft 84812sec inet6 fe80::f816:3eff:fe4b:5051/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:f6:aa:27:32:0f 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::ccf6:aaff:fe27:320f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1440) 03/12/26 _x86_64_ (8 CPU) 12:59:00 LINUX RESTART (8 CPU) 13:00:48 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:07 202.46 4.25 192.56 5.65 302.58 25285.69 46411.69 13:20:10 265.37 0.42 263.37 1.59 4.35 29573.14 24427.09 Average: 235.13 2.26 229.33 3.54 147.73 27511.83 34996.83 13:00:48 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:07 20225996 28103912 4178844 12.72 258436 7593060 4120396 12.15 1976604 9879252 250372 13:20:10 13069640 28535316 3699772 11.26 410944 14545056 3926844 11.58 3754684 14748796 52 Average: 16647818 28319614 3939308 11.99 334690 11069058 4023620 11.87 2865644 12314024 125212 13:00:48 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:07 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 13:10:07 ens3 360.94 213.22 1853.55 75.47 0.00 0.00 0.00 0.00 13:10:07 docker0 14.23 28.25 0.85 518.17 0.00 0.00 0.00 0.00 13:20:10 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 13:20:10 ens3 98.71 62.54 479.78 10.30 0.00 0.00 0.00 0.00 13:20:10 docker0 16.77 27.33 0.98 151.90 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 224.79 134.98 1140.26 41.63 0.00 0.00 0.00 0.00 Average: docker0 15.54 27.77 0.92 328.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1440) 03/12/26 _x86_64_ (8 CPU) 12:59:00 LINUX RESTART (8 CPU) 13:00:48 CPU %user %nice %system %iowait %steal %idle 13:10:07 all 15.28 0.00 2.15 4.32 0.08 78.17 13:10:07 0 14.44 0.00 1.91 2.94 0.07 80.64 13:10:07 1 13.94 0.00 2.20 8.17 0.08 75.61 13:10:07 2 14.23 0.00 1.93 4.77 0.08 78.99 13:10:07 3 14.82 0.00 2.32 4.57 0.09 78.20 13:10:07 4 14.88 0.00 2.29 2.80 0.08 79.96 13:10:07 5 18.12 0.00 1.89 6.16 0.09 73.74 13:10:07 6 17.67 0.00 2.49 2.71 0.09 77.04 13:10:07 7 14.11 0.00 2.22 2.41 0.07 81.19 13:20:10 all 9.17 0.00 1.78 6.53 0.06 82.46 13:20:10 0 9.86 0.00 2.06 11.25 0.07 76.77 13:20:10 1 9.15 0.00 1.60 3.52 0.07 85.67 13:20:10 2 9.27 0.00 1.50 10.67 0.06 78.49 13:20:10 3 8.14 0.00 1.63 4.49 0.05 85.69 13:20:10 4 9.71 0.00 1.62 3.63 0.06 84.99 13:20:10 5 9.93 0.00 1.68 5.45 0.08 82.86 13:20:10 6 7.01 0.00 1.82 6.96 0.05 84.16 13:20:10 7 10.27 0.00 2.29 6.30 0.05 81.09 Average: all 12.10 0.00 1.96 5.47 0.07 80.40 Average: 0 12.06 0.00 1.99 7.25 0.07 78.63 Average: 1 11.45 0.00 1.89 5.75 0.07 80.83 Average: 2 11.65 0.00 1.71 7.84 0.07 78.73 Average: 3 11.35 0.00 1.96 4.52 0.07 82.09 Average: 4 12.19 0.00 1.94 3.23 0.07 82.57 Average: 5 13.87 0.00 1.78 5.79 0.08 78.48 Average: 6 12.14 0.00 2.14 4.92 0.07 80.73 Average: 7 12.12 0.00 2.25 4.43 0.06 81.14