---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2934 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 24G 131G 16% / 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 821 12949 4 18322 30803 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:7b:76:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.188/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85437sec preferred_lft 85437sec inet6 fe80::f816:3eff:fe7b:766f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:b3:5b:fb:39:7d 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::20b3:5bff:fefb:397d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2934) 04/02/26 _x86_64_ (8 CPU) 05:24:30 LINUX RESTART (8 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:14 395.91 1.45 368.57 25.88 225.04 49829.78 854636.79 Average: 395.91 1.45 368.57 25.88 225.04 49829.78 854636.79 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:14 13305888 31585068 633084 1.93 487808 17128692 1324636 3.91 9896380 8203500 10368 Average: 13305888 31585068 633084 1.93 487808 17128692 1324636 3.91 9896380 8203500 10368 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:14 lo 0.50 0.50 0.10 0.10 0.00 0.00 0.00 0.00 05:40:14 ens3 130.32 85.47 907.40 2715.19 0.00 0.00 0.00 0.00 05:40:14 docker0 12.83 15.54 52.58 238.06 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 130.32 85.47 907.40 2715.19 0.00 0.00 0.00 0.00 Average: docker0 12.83 15.54 52.58 238.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2934) 04/02/26 _x86_64_ (8 CPU) 05:24:30 LINUX RESTART (8 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:14 all 8.81 0.00 4.89 1.31 0.07 84.93 05:40:14 0 6.76 0.00 4.91 1.24 0.07 87.02 05:40:14 1 7.89 0.00 5.00 1.14 0.07 85.90 05:40:14 2 10.98 0.00 5.18 1.34 0.08 82.42 05:40:14 3 7.24 0.00 4.62 1.59 0.07 86.48 05:40:14 4 7.91 0.00 4.54 0.81 0.07 86.67 05:40:14 5 10.08 0.00 4.77 2.04 0.07 83.03 05:40:14 6 11.36 0.00 4.70 0.71 0.07 83.16 05:40:14 7 8.29 0.00 5.37 1.56 0.07 84.71 Average: all 8.81 0.00 4.89 1.31 0.07 84.93 Average: 0 6.76 0.00 4.91 1.24 0.07 87.02 Average: 1 7.89 0.00 5.00 1.14 0.07 85.90 Average: 2 10.98 0.00 5.18 1.34 0.08 82.42 Average: 3 7.24 0.00 4.62 1.59 0.07 86.48 Average: 4 7.91 0.00 4.54 0.81 0.07 86.67 Average: 5 10.08 0.00 4.77 2.04 0.07 83.03 Average: 6 11.36 0.00 4.70 0.71 0.07 83.16 Average: 7 8.29 0.00 5.37 1.56 0.07 84.71