---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65516 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 18G 138G 12% / 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 18576 4 12764 30872 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:af:ef:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84437sec preferred_lft 84437sec inet6 fe80::f816:3eff:feaf:ef5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:db:f7:da:27:7a 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::34db:f7ff:feda:277a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-65516) 10/18/26 _x86_64_ (8 CPU) 00:36:53 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:24 13.05 0.29 12.17 0.59 14.66 6054.39 739.46 01:00:13 24.65 0.54 23.57 0.54 16.99 18702.03 764.64 Average: 18.68 0.41 17.71 0.56 15.79 12200.38 751.69 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:24 24793188 29243784 3064056 9.32 147460 4515120 3277200 9.66 816540 6794240 13676 01:00:13 17544960 28924312 3355960 10.21 215900 11117000 3462776 10.21 2851352 11711300 1357344 Average: 21169074 29084048 3210008 9.77 181680 7816060 3369988 9.94 1833946 9252770 685510 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:24 lo 5.47 5.47 0.53 0.53 0.00 0.00 0.00 0.00 00:50:24 ens3 78.13 64.15 417.03 13.84 0.00 0.00 0.00 0.00 00:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:13 lo 266.42 266.42 260.08 260.08 0.00 0.00 0.00 0.00 01:00:13 ens3 67.94 57.98 352.01 13.20 0.00 0.00 0.00 0.00 01:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 132.28 132.28 126.66 126.66 0.00 0.00 0.00 0.00 Average: ens3 73.18 61.15 385.44 13.53 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-65516) 10/18/26 _x86_64_ (8 CPU) 00:36:53 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:24 all 37.79 0.00 1.69 0.05 0.01 60.45 00:50:24 0 37.45 0.00 1.78 0.03 0.01 60.73 00:50:24 1 38.12 0.00 1.90 0.05 0.01 59.91 00:50:24 2 37.64 0.00 1.52 0.07 0.01 60.76 00:50:24 3 42.79 0.00 1.95 0.05 0.01 55.19 00:50:24 4 37.76 0.00 1.59 0.01 0.01 60.62 00:50:24 5 33.40 0.00 1.53 0.09 0.01 64.97 00:50:24 6 38.75 0.00 1.56 0.02 0.01 59.66 00:50:24 7 36.42 0.00 1.72 0.05 0.01 61.80 01:00:13 all 18.79 0.00 1.44 0.14 0.01 79.61 01:00:13 0 18.99 0.00 1.63 0.14 0.01 79.23 01:00:13 1 20.45 0.00 1.63 0.17 0.01 77.74 01:00:13 2 18.48 0.00 1.47 0.03 0.01 80.01 01:00:13 3 25.72 0.00 1.68 0.22 0.01 72.37 01:00:13 4 21.21 0.00 1.55 0.41 0.01 76.82 01:00:13 5 15.89 0.00 1.28 0.10 0.01 82.72 01:00:13 6 15.75 0.00 1.05 0.02 0.01 83.17 01:00:13 7 13.84 0.00 1.25 0.03 0.01 84.87 Average: all 28.57 0.00 1.57 0.09 0.01 69.76 Average: 0 28.49 0.00 1.71 0.09 0.01 69.70 Average: 1 29.54 0.00 1.77 0.11 0.01 68.57 Average: 2 28.33 0.00 1.49 0.05 0.01 70.12 Average: 3 34.50 0.00 1.82 0.13 0.01 63.53 Average: 4 29.72 0.00 1.58 0.20 0.01 68.49 Average: 5 24.90 0.00 1.41 0.09 0.01 73.59 Average: 6 27.58 0.00 1.31 0.02 0.01 71.08 Average: 7 25.45 0.00 1.49 0.04 0.01 73.01