---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8252 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 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 896 24752 4 6443 30728 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:c8:88:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:fec8:8817/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:d8:81:98:0e:0e 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-8252) 04/26/26 _x86_64_ (8 CPU) 16:51:06 LINUX RESTART (8 CPU) 17:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:04 45.69 0.14 27.00 18.56 5.56 2585.19 521466.25 17:20:01 34.47 0.01 30.21 4.25 0.11 3113.13 16309.30 Average: 40.11 0.08 28.59 11.44 2.85 2847.97 270026.32 17:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:04 25324948 29298268 3008656 9.16 187636 3988168 3041084 8.97 920332 6137448 41932 17:20:01 24688544 29191220 3110812 9.47 215800 4445280 3107976 9.17 1049452 6580264 17072 Average: 25006746 29244744 3059734 9.31 201718 4216724 3074530 9.07 984892 6358856 29502 17:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:04 lo 1736.86 1736.86 1653.93 1653.93 0.00 0.00 0.00 0.00 17:10:04 ens3 19.93 17.26 9.46 6.05 0.00 0.00 0.00 0.00 17:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 1835.58 1835.58 1748.05 1748.05 0.00 0.00 0.00 0.00 17:20:01 ens3 22.85 19.45 9.17 6.84 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1786.00 1786.00 1700.78 1700.78 0.00 0.00 0.00 0.00 Average: ens3 21.38 18.35 9.32 6.44 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-8252) 04/26/26 _x86_64_ (8 CPU) 16:51:06 LINUX RESTART (8 CPU) 17:00:01 CPU %user %nice %system %iowait %steal %idle 17:10:04 all 35.00 0.00 1.60 0.06 0.07 63.27 17:10:04 0 35.21 0.00 1.49 0.12 0.07 63.10 17:10:04 1 35.16 0.00 1.71 0.04 0.07 63.02 17:10:04 2 37.85 0.00 2.06 0.07 0.07 59.94 17:10:04 3 31.25 0.00 1.78 0.05 0.06 66.86 17:10:04 4 38.59 0.00 1.17 0.03 0.07 60.15 17:10:04 5 34.09 0.00 1.38 0.03 0.06 64.44 17:10:04 6 33.00 0.00 1.61 0.03 0.07 65.29 17:10:04 7 34.85 0.00 1.57 0.13 0.07 63.39 17:20:01 all 37.41 0.00 1.74 0.06 0.08 60.72 17:20:01 0 37.20 0.00 1.50 0.04 0.08 61.19 17:20:01 1 42.32 0.00 1.82 0.07 0.09 55.71 17:20:01 2 40.13 0.00 1.71 0.06 0.08 58.02 17:20:01 3 41.73 0.00 1.76 0.08 0.08 56.35 17:20:01 4 32.06 0.00 1.77 0.10 0.07 66.00 17:20:01 5 37.21 0.00 1.91 0.05 0.08 60.76 17:20:01 6 36.11 0.00 1.47 0.04 0.08 62.31 17:20:01 7 32.48 0.00 1.98 0.08 0.07 65.39 Average: all 36.20 0.00 1.67 0.06 0.07 62.00 Average: 0 36.20 0.00 1.50 0.08 0.08 62.15 Average: 1 38.72 0.00 1.77 0.05 0.08 59.38 Average: 2 38.99 0.00 1.88 0.06 0.08 58.99 Average: 3 36.47 0.00 1.77 0.06 0.07 61.63 Average: 4 35.34 0.00 1.46 0.06 0.07 63.06 Average: 5 35.64 0.00 1.64 0.04 0.07 62.61 Average: 6 34.55 0.00 1.54 0.04 0.08 63.81 Average: 7 33.67 0.00 1.77 0.10 0.07 64.38