---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-66783 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 17G 138G 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 750 19456 4 11885 30874 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:31:e9:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84501sec preferred_lft 84501sec inet6 fe80::f816:3eff:fe31:e93d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:08:38:1e:6a:b4 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::2008:38ff:fe1e:6ab4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66783) 04/06/26 _x86_64_ (8 CPU) 00:36:29 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.30 0.27 11.44 0.58 10.04 5134.99 524.35 01:00:00 46.92 2.20 43.65 1.07 333.79 23146.25 1800.49 Average: 29.59 1.23 27.53 0.82 171.74 14130.70 1161.72 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24650680 28876276 3432388 10.44 144240 4302892 3599344 10.61 815224 6929364 180 01:00:00 20318324 31645576 630068 1.92 224308 11041328 1461860 4.31 2982572 8772172 8700 Average: 22484502 30260926 2031228 6.18 184274 7672110 2530602 7.46 1898898 7850768 4440 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.65 5.65 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 56.06 46.04 305.23 12.98 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 4482.43 4482.43 4282.30 4282.30 0.00 0.00 0.00 0.00 01:00:00 ens3 68.78 53.27 610.72 12.68 0.00 0.00 0.00 0.00 01:00:00 docker0 6.48 8.59 0.39 151.68 0.00 0.00 0.00 0.00 Average: lo 2241.57 2241.57 2139.07 2139.07 0.00 0.00 0.00 0.00 Average: ens3 62.42 49.65 457.80 12.83 0.00 0.00 0.00 0.00 Average: docker0 3.24 4.29 0.20 75.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66783) 04/06/26 _x86_64_ (8 CPU) 00:36:29 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.26 0.00 1.27 0.04 0.07 59.35 00:50:01 0 37.51 0.00 1.22 0.03 0.07 61.17 00:50:01 1 37.97 0.00 1.30 0.02 0.07 60.63 00:50:01 2 39.44 0.00 1.37 0.07 0.08 59.04 00:50:01 3 36.81 0.00 1.19 0.09 0.07 61.83 00:50:01 4 49.29 0.00 1.46 0.06 0.08 49.12 00:50:01 5 34.50 0.00 1.17 0.01 0.07 64.25 00:50:01 6 39.40 0.00 1.28 0.01 0.07 59.23 00:50:01 7 39.20 0.00 1.19 0.02 0.07 59.52 01:00:00 all 18.72 0.00 2.07 0.29 0.05 78.87 01:00:00 0 13.82 0.00 0.93 0.12 0.05 85.08 01:00:00 1 17.17 0.00 2.18 0.11 0.05 80.49 01:00:00 2 23.60 0.00 2.24 0.38 0.06 73.73 01:00:00 3 18.19 0.00 4.15 0.05 0.05 77.56 01:00:00 4 21.21 0.00 1.71 0.50 0.05 76.52 01:00:00 5 18.31 0.00 2.10 0.44 0.05 79.10 01:00:00 6 19.38 0.00 1.63 0.10 0.05 78.85 01:00:00 7 18.09 0.00 1.68 0.59 0.05 79.59 Average: all 29.02 0.00 1.67 0.16 0.06 69.08 Average: 0 25.68 0.00 1.08 0.07 0.06 73.11 Average: 1 27.60 0.00 1.74 0.06 0.06 70.53 Average: 2 31.54 0.00 1.80 0.22 0.07 66.36 Average: 3 27.54 0.00 2.67 0.07 0.06 69.66 Average: 4 35.28 0.00 1.58 0.28 0.06 62.80 Average: 5 26.43 0.00 1.64 0.23 0.06 71.65 Average: 6 29.40 0.00 1.46 0.05 0.06 69.03 Average: 7 28.66 0.00 1.43 0.30 0.06 69.54