---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29726 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: 5599.94 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 11G 145G 7% / 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 741 26335 4 5014 30882 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:a1:c0:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84212sec preferred_lft 84212sec inet6 fe80::f816:3eff:fea1:c073/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:3f:f2:c2:a5:bf 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29726) 06/23/26 _x86_64_ (8 CPU) 06:08:32 LINUX RESTART (8 CPU) 06:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:08 4.05 0.41 3.43 0.21 397.84 393.38 5514.82 06:30:08 1.66 0.02 1.65 0.00 0.13 17.69 0.00 06:40:01 58.91 4.80 51.95 2.15 283.37 5633.10 6210.86 Average: 21.35 1.73 18.84 0.78 227.54 1996.26 3906.42 06:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:08 30001908 31864484 518080 1.58 62760 2136024 1500696 4.43 337148 2211796 32 06:30:08 30001712 31864948 517936 1.58 63376 2136060 1500696 4.43 337816 2212356 0 06:40:01 26234484 30196612 2114588 6.43 132840 4084392 2292612 6.76 863516 5328032 631080 Average: 28746035 31308681 1050201 3.20 86325 2785492 1764668 5.20 512827 3250728 210371 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:08 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 06:20:08 ens3 5.21 2.42 127.66 0.20 0.00 0.00 0.00 0.00 06:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:30:08 ens3 0.30 0.14 0.08 0.04 0.00 0.00 0.00 0.00 06:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 487.62 487.62 464.45 464.45 0.00 0.00 0.00 0.00 06:40:01 ens3 133.32 98.19 1259.72 19.74 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 160.90 160.90 153.18 153.18 0.00 0.00 0.00 0.00 Average: ens3 45.83 33.24 458.50 6.59 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-29726) 06/23/26 _x86_64_ (8 CPU) 06:08:32 LINUX RESTART (8 CPU) 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:20:08 all 0.19 0.00 0.06 0.03 0.01 99.72 06:20:08 0 0.12 0.00 0.04 0.00 0.00 99.83 06:20:08 1 0.32 0.00 0.07 0.14 0.01 99.45 06:20:08 2 0.51 0.00 0.06 0.00 0.03 99.41 06:20:08 3 0.13 0.00 0.04 0.03 0.01 99.79 06:20:08 4 0.08 0.00 0.06 0.01 0.01 99.85 06:20:08 5 0.07 0.00 0.04 0.01 0.00 99.88 06:20:08 6 0.18 0.00 0.09 0.02 0.00 99.71 06:20:08 7 0.14 0.00 0.05 0.01 0.00 99.80 06:30:08 all 0.11 0.00 0.02 0.01 0.01 99.86 06:30:08 0 0.00 0.00 0.01 0.00 0.00 99.99 06:30:08 1 0.62 0.00 0.04 0.03 0.02 99.29 06:30:08 2 0.01 0.00 0.01 0.00 0.01 99.97 06:30:08 3 0.02 0.00 0.02 0.00 0.02 99.94 06:30:08 4 0.16 0.00 0.01 0.00 0.01 99.82 06:30:08 5 0.01 0.00 0.01 0.00 0.00 99.98 06:30:08 6 0.02 0.00 0.01 0.00 0.01 99.97 06:30:08 7 0.03 0.00 0.02 0.00 0.00 99.94 06:40:01 all 20.50 0.00 0.93 0.16 0.05 78.37 06:40:01 0 20.28 0.00 1.11 0.06 0.05 78.50 06:40:01 1 18.53 0.00 1.06 0.59 0.05 79.77 06:40:01 2 21.80 0.00 0.84 0.13 0.04 77.20 06:40:01 3 20.79 0.00 0.90 0.08 0.05 78.18 06:40:01 4 20.30 0.00 0.70 0.04 0.05 78.91 06:40:01 5 21.56 0.00 0.87 0.06 0.04 77.47 06:40:01 6 20.57 0.00 0.88 0.27 0.05 78.24 06:40:01 7 20.12 0.00 1.10 0.05 0.04 78.68 Average: all 6.85 0.00 0.33 0.06 0.02 92.73 Average: 0 6.73 0.00 0.38 0.02 0.02 92.85 Average: 1 6.41 0.00 0.39 0.25 0.03 92.93 Average: 2 7.36 0.00 0.30 0.04 0.02 92.27 Average: 3 6.90 0.00 0.32 0.04 0.02 92.72 Average: 4 6.77 0.00 0.25 0.02 0.02 92.94 Average: 5 7.12 0.00 0.30 0.02 0.02 92.54 Average: 6 6.83 0.00 0.32 0.10 0.02 92.73 Average: 7 6.68 0.00 0.39 0.02 0.02 92.89