---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1289 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 903 24941 4 6247 30721 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:4c:59:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84312sec preferred_lft 84312sec inet6 fe80::f816:3eff:fe4c:59ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:bf:4f:11:dd:cc 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-1289) 03/18/26 _x86_64_ (8 CPU) 08:14:22 LINUX RESTART (8 CPU) 08:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:08 24.81 0.16 21.67 2.98 5.85 2618.87 9603.00 08:40:06 32.98 0.00 28.79 4.19 0.05 2793.49 10484.24 Average: 28.87 0.08 25.21 3.58 2.97 2705.65 10040.96 08:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:08 25013296 28586832 3721284 11.32 165596 3633660 3747336 11.05 718736 6687880 21644 08:40:06 24636916 28732632 3571468 10.87 203412 4069180 3580148 10.56 851996 6863632 40680 Average: 24825106 28659732 3646376 11.10 184504 3851420 3663742 10.80 785366 6775756 31162 08:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:08 lo 1165.55 1165.55 1109.26 1109.26 0.00 0.00 0.00 0.00 08:30:08 ens3 26.08 20.63 12.51 6.95 0.00 0.00 0.00 0.00 08:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:06 lo 1918.86 1918.86 1828.31 1828.31 0.00 0.00 0.00 0.00 08:40:06 ens3 19.72 16.78 6.50 5.91 0.00 0.00 0.00 0.00 08:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1539.93 1539.93 1466.61 1466.61 0.00 0.00 0.00 0.00 Average: ens3 22.92 18.71 9.52 6.43 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-1289) 03/18/26 _x86_64_ (8 CPU) 08:14:22 LINUX RESTART (8 CPU) 08:20:02 CPU %user %nice %system %iowait %steal %idle 08:30:08 all 38.30 0.00 1.60 0.05 0.10 59.96 08:30:08 0 40.46 0.00 1.56 0.04 0.10 57.85 08:30:08 1 39.32 0.00 1.79 0.03 0.10 58.77 08:30:08 2 40.16 0.00 1.55 0.03 0.10 58.16 08:30:08 3 36.44 0.00 1.34 0.11 0.09 62.02 08:30:08 4 40.28 0.00 1.69 0.04 0.10 57.89 08:30:08 5 36.56 0.00 1.58 0.04 0.10 61.72 08:30:08 6 36.22 0.00 1.62 0.06 0.10 62.01 08:30:08 7 36.96 0.00 1.68 0.02 0.10 61.24 08:40:06 all 36.10 0.00 1.80 0.06 0.09 61.96 08:40:06 0 38.03 0.00 1.91 0.03 0.09 59.93 08:40:06 1 36.62 0.00 1.70 0.04 0.09 61.55 08:40:06 2 38.94 0.00 2.09 0.06 0.09 58.82 08:40:06 3 33.98 0.00 1.83 0.12 0.09 63.98 08:40:06 4 35.00 0.00 1.63 0.03 0.08 63.26 08:40:06 5 36.11 0.00 1.95 0.07 0.09 61.78 08:40:06 6 32.40 0.00 1.66 0.05 0.08 65.81 08:40:06 7 37.71 0.00 1.61 0.04 0.09 60.54 Average: all 37.21 0.00 1.70 0.05 0.09 60.95 Average: 0 39.25 0.00 1.73 0.03 0.10 58.89 Average: 1 37.98 0.00 1.74 0.04 0.09 60.15 Average: 2 39.56 0.00 1.82 0.05 0.09 58.49 Average: 3 35.22 0.00 1.58 0.12 0.09 62.99 Average: 4 37.66 0.00 1.66 0.03 0.09 60.56 Average: 5 36.34 0.00 1.76 0.06 0.09 61.75 Average: 6 34.32 0.00 1.64 0.06 0.09 63.90 Average: 7 37.34 0.00 1.64 0.03 0.10 60.89