---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-470819 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: 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 12G 144G 8% / 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 890 25068 4 6133 30734 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:aa:90:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84324sec preferred_lft 84324sec inet6 fe80::f816:3eff:feaa:90e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:b0:ca:6a:fd:d0 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-470819) 03/14/26 _x86_64_ (8 CPU) 10:12:19 LINUX RESTART (8 CPU) 10:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:08 27.87 0.16 24.16 3.55 5.78 2270.89 23039.94 10:40:09 33.81 0.00 29.67 4.14 0.05 3291.22 22468.95 Average: 30.84 0.08 26.92 3.85 2.91 2781.71 22754.08 10:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:08 25564344 29143488 3165504 9.63 169608 3630552 3463960 10.21 727752 6118560 24492 10:40:09 24995600 29232496 3071724 9.35 209400 4191156 3698532 10.91 887872 6465212 48204 Average: 25279972 29187992 3118614 9.49 189504 3910854 3581246 10.56 807812 6291886 36348 10:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:08 lo 1520.37 1520.37 1447.21 1447.21 0.00 0.00 0.00 0.00 10:30:08 ens3 20.55 17.53 10.97 6.17 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:09 lo 1725.91 1725.91 1643.44 1643.44 0.00 0.00 0.00 0.00 10:40:09 ens3 25.48 21.33 9.63 7.30 0.00 0.00 0.00 0.00 10:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1623.27 1623.27 1545.45 1545.45 0.00 0.00 0.00 0.00 Average: ens3 23.02 19.43 10.30 6.73 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-470819) 03/14/26 _x86_64_ (8 CPU) 10:12:19 LINUX RESTART (8 CPU) 10:20:08 CPU %user %nice %system %iowait %steal %idle 10:30:08 all 34.16 0.00 1.48 0.06 0.07 64.24 10:30:08 0 36.79 0.00 1.23 0.04 0.07 61.86 10:30:08 1 35.50 0.00 1.61 0.05 0.07 62.77 10:30:08 2 30.49 0.00 1.51 0.03 0.06 67.90 10:30:08 3 41.74 0.00 1.53 0.04 0.07 56.62 10:30:08 4 34.55 0.00 1.55 0.15 0.07 63.69 10:30:08 5 33.13 0.00 1.45 0.01 0.07 65.33 10:30:08 6 32.38 0.00 1.58 0.06 0.07 65.90 10:30:08 7 28.68 0.00 1.38 0.07 0.07 69.81 10:40:09 all 38.23 0.00 1.81 0.07 0.08 59.82 10:40:09 0 36.80 0.00 1.67 0.06 0.08 61.40 10:40:09 1 40.60 0.00 2.06 0.04 0.08 57.22 10:40:09 2 43.10 0.00 2.13 0.06 0.08 54.63 10:40:09 3 41.46 0.00 1.60 0.05 0.08 56.81 10:40:09 4 34.95 0.00 1.65 0.23 0.08 63.10 10:40:09 5 36.30 0.00 1.68 0.05 0.08 61.89 10:40:09 6 36.49 0.00 1.75 0.03 0.07 61.66 10:40:09 7 36.12 0.00 1.93 0.03 0.08 61.85 Average: all 36.19 0.00 1.65 0.06 0.07 62.03 Average: 0 36.79 0.00 1.45 0.05 0.08 61.63 Average: 1 38.05 0.00 1.84 0.04 0.08 59.99 Average: 2 36.80 0.00 1.82 0.05 0.07 61.27 Average: 3 41.60 0.00 1.56 0.04 0.07 56.71 Average: 4 34.75 0.00 1.60 0.19 0.07 63.39 Average: 5 34.72 0.00 1.57 0.03 0.08 63.61 Average: 6 34.44 0.00 1.67 0.05 0.07 63.78 Average: 7 32.40 0.00 1.65 0.05 0.07 65.83