---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38211 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: 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 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 760 18957 4 12374 30863 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:c2:cd:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84465sec preferred_lft 84465sec inet6 fe80::f816:3eff:fec2:cd22/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:ee:13:14:6a:e3 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::7cee:13ff:fe14:6ae3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-38211) 07/24/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 27.18 0.27 11.43 15.47 10.16 5222.35 508116.44 01:00:10 41.70 12.34 28.88 0.48 148.19 21294.31 2072.38 Average: 34.44 6.31 20.16 7.97 79.20 13260.87 255014.30 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 24705848 29103924 3204232 9.75 146312 4462924 3394956 10.01 832972 6856308 18220 01:00:10 17639956 29036852 3243100 9.87 218240 11112480 3321992 9.80 3002032 11428948 514300 Average: 21172902 29070388 3223666 9.81 182276 7787702 3358474 9.90 1917502 9142628 266260 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 5.73 5.73 0.55 0.55 0.00 0.00 0.00 0.00 00:50:10 ens3 65.11 51.31 304.32 13.28 0.00 0.00 0.00 0.00 00:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:10 lo 232.61 232.61 227.39 227.39 0.00 0.00 0.00 0.00 01:00:10 ens3 67.90 55.14 359.69 13.63 0.00 0.00 0.00 0.00 01:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 119.21 119.21 114.01 114.01 0.00 0.00 0.00 0.00 Average: ens3 66.51 53.23 332.01 13.45 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-38211) 07/24/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 39.48 0.00 1.38 0.07 0.09 58.97 00:50:10 0 41.20 0.00 1.40 0.03 0.10 57.28 00:50:10 1 44.21 0.00 1.53 0.01 0.10 54.16 00:50:10 2 46.42 0.00 1.44 0.14 0.09 51.91 00:50:10 3 39.45 0.00 1.39 0.01 0.09 59.06 00:50:10 4 38.55 0.00 1.27 0.13 0.09 59.95 00:50:10 5 39.07 0.00 1.37 0.14 0.10 59.32 00:50:10 6 36.57 0.00 1.37 0.03 0.09 61.94 00:50:10 7 30.43 0.00 1.27 0.07 0.08 68.15 01:00:10 all 18.35 0.04 1.24 0.35 0.06 79.95 01:00:10 0 16.01 0.00 1.15 0.19 0.06 82.59 01:00:10 1 19.67 0.16 1.42 0.20 0.07 78.48 01:00:10 2 19.25 0.09 1.53 0.47 0.07 78.60 01:00:10 3 19.37 0.00 1.31 0.37 0.07 78.88 01:00:10 4 22.65 0.00 1.23 0.44 0.06 75.62 01:00:10 5 15.00 0.00 1.12 0.20 0.05 83.63 01:00:10 6 20.69 0.00 1.07 0.11 0.07 78.06 01:00:10 7 14.18 0.08 1.07 0.84 0.06 83.76 Average: all 28.92 0.02 1.31 0.21 0.08 69.46 Average: 0 28.60 0.00 1.27 0.11 0.08 69.94 Average: 1 31.94 0.08 1.48 0.10 0.08 66.32 Average: 2 32.83 0.04 1.49 0.30 0.08 65.26 Average: 3 29.41 0.00 1.35 0.19 0.08 68.97 Average: 4 30.60 0.00 1.25 0.28 0.07 67.79 Average: 5 27.03 0.00 1.25 0.17 0.07 71.48 Average: 6 28.63 0.00 1.22 0.07 0.08 70.00 Average: 7 22.32 0.04 1.17 0.45 0.07 75.95