---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1834 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 17G 139G 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 777 19334 4 11980 30847 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:3d:6d:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84791sec preferred_lft 84791sec inet6 fe80::f816:3eff:fe3d:6def/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:23:dd:85:1c:c4 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::7c23:ddff:fe85:1cc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1834) 01/19/26 _x86_64_ (8 CPU) 00:23:58 LINUX RESTART (8 CPU) 00:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:03 8.39 0.06 7.91 0.42 3.20 2338.64 786.75 00:50:07 42.57 2.19 39.09 1.29 325.80 23374.01 4348.00 Average: 25.57 1.13 23.58 0.86 165.39 12913.99 2577.14 00:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:03 23801608 29013640 3290060 10.01 159012 5242324 3419888 10.08 1225340 7324420 624780 00:50:07 19857652 31636236 638388 1.94 221628 11495580 1265460 3.73 3269204 8935192 11372 Average: 21829630 30324938 1964224 5.98 190320 8368952 2342674 6.91 2247272 8129806 318076 00:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:03 lo 1.75 1.75 0.16 0.16 0.00 0.00 0.00 0.00 00:40:03 ens3 54.82 42.10 233.76 11.75 0.00 0.00 0.00 0.00 00:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:07 lo 4496.13 4496.13 4293.43 4293.43 0.00 0.00 0.00 0.00 00:50:07 ens3 46.68 34.11 333.33 9.90 0.00 0.00 0.00 0.00 00:50:07 docker0 2.45 2.99 0.15 60.60 0.00 0.00 0.00 0.00 Average: lo 2261.26 2261.26 2158.57 2158.57 0.00 0.00 0.00 0.00 Average: ens3 50.73 38.08 283.82 10.82 0.00 0.00 0.00 0.00 Average: docker0 1.23 1.50 0.08 30.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1834) 01/19/26 _x86_64_ (8 CPU) 00:23:58 LINUX RESTART (8 CPU) 00:30:07 CPU %user %nice %system %iowait %steal %idle 00:40:03 all 36.23 0.00 1.40 0.03 0.07 62.28 00:40:03 0 34.45 0.00 1.38 0.03 0.07 64.07 00:40:03 1 40.35 0.00 1.77 0.01 0.07 57.81 00:40:03 2 39.46 0.00 1.46 0.00 0.07 59.02 00:40:03 3 36.16 0.00 1.42 0.07 0.06 62.28 00:40:03 4 35.46 0.00 1.42 0.04 0.06 63.03 00:40:03 5 38.57 0.00 1.47 0.02 0.07 59.88 00:40:03 6 31.23 0.00 1.09 0.03 0.06 67.60 00:40:03 7 34.16 0.00 1.24 0.02 0.07 64.52 00:50:07 all 16.26 0.00 1.94 0.21 0.04 81.55 00:50:07 0 14.76 0.00 2.26 0.34 0.05 82.59 00:50:07 1 16.02 0.00 2.10 0.19 0.04 81.65 00:50:07 2 19.85 0.00 2.69 0.16 0.04 77.25 00:50:07 3 15.64 0.00 1.56 0.16 0.04 82.59 00:50:07 4 19.50 0.00 1.37 0.06 0.05 79.02 00:50:07 5 10.70 0.00 1.08 0.21 0.03 87.98 00:50:07 6 18.64 0.00 3.43 0.44 0.04 77.45 00:50:07 7 14.96 0.00 1.07 0.14 0.03 83.80 Average: all 26.19 0.00 1.68 0.12 0.05 71.96 Average: 0 24.55 0.00 1.82 0.19 0.06 73.38 Average: 1 28.12 0.00 1.93 0.10 0.06 69.79 Average: 2 29.61 0.00 2.08 0.08 0.06 68.17 Average: 3 25.84 0.00 1.49 0.12 0.05 72.50 Average: 4 27.43 0.00 1.39 0.05 0.06 71.07 Average: 5 24.55 0.00 1.27 0.11 0.05 74.01 Average: 6 24.93 0.00 2.26 0.23 0.05 72.53 Average: 7 24.50 0.00 1.16 0.08 0.05 74.22