---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11181 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 777 19413 4 11901 30846 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:73:2b:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84424sec preferred_lft 84424sec inet6 fe80::f816:3eff:fe73:2b5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:55:54:e3:01:7b 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::7855:54ff:fee3:17b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11181) 05/06/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 12.69 0.26 11.86 0.57 9.65 5092.38 1042.64 01:00:01 25.89 0.48 25.08 0.33 21.11 20097.48 168.01 Average: 19.24 0.37 18.42 0.45 15.34 12539.72 608.55 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 24672016 28926044 3383060 10.29 143980 4331060 3583052 10.57 825032 6908616 6828 01:00:01 20933144 31719412 564188 1.72 208064 10550464 1138152 3.36 2835136 8350780 480504 Average: 22802580 30322728 1973624 6.01 176022 7440762 2360602 6.96 1830084 7629698 243666 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.70 5.70 0.55 0.55 0.00 0.00 0.00 0.00 00:50:09 ens3 64.83 50.09 284.38 12.77 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 4348.19 4348.19 4154.11 4154.11 0.00 0.00 0.00 0.00 01:00:01 ens3 53.28 44.65 338.15 12.03 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2160.97 2160.97 2062.05 2062.05 0.00 0.00 0.00 0.00 Average: ens3 59.10 47.39 311.07 12.40 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11181) 05/06/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 38.97 0.00 1.33 0.11 0.08 59.51 00:50:09 0 36.59 0.00 1.21 0.09 0.09 62.02 00:50:09 1 38.92 0.00 1.34 0.15 0.09 59.50 00:50:09 2 41.95 0.00 1.39 0.12 0.09 56.45 00:50:09 3 32.31 0.00 1.12 0.16 0.07 66.34 00:50:09 4 41.11 0.00 1.31 0.08 0.09 57.41 00:50:09 5 40.16 0.00 1.62 0.04 0.08 58.11 00:50:09 6 44.44 0.00 1.59 0.16 0.09 53.72 00:50:09 7 36.26 0.00 1.05 0.09 0.08 62.54 01:00:01 all 18.89 0.00 1.97 0.67 0.06 78.41 01:00:01 0 17.67 0.00 2.19 1.13 0.07 78.94 01:00:01 1 28.61 0.00 3.65 0.52 0.08 67.14 01:00:01 2 19.60 0.00 3.19 1.92 0.06 75.24 01:00:01 3 21.69 0.00 2.00 0.61 0.06 75.64 01:00:01 4 15.80 0.00 1.24 0.36 0.05 82.54 01:00:01 5 15.09 0.00 0.99 0.61 0.05 83.25 01:00:01 6 15.53 0.00 1.04 0.04 0.05 83.34 01:00:01 7 17.19 0.00 1.46 0.22 0.05 81.08 Average: all 29.01 0.00 1.64 0.39 0.07 68.88 Average: 0 27.21 0.00 1.70 0.60 0.08 70.41 Average: 1 33.83 0.00 2.48 0.33 0.09 63.27 Average: 2 30.87 0.00 2.28 1.01 0.07 65.76 Average: 3 27.05 0.00 1.55 0.38 0.07 70.94 Average: 4 28.54 0.00 1.28 0.22 0.07 69.89 Average: 5 27.71 0.00 1.31 0.32 0.07 70.59 Average: 6 30.08 0.00 1.31 0.10 0.07 68.44 Average: 7 26.80 0.00 1.25 0.15 0.06 71.73