---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23305 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 883 24898 4 6310 30740 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:46:a6:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83936sec preferred_lft 83936sec inet6 fe80::f816:3eff:fe46:a624/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f2:71:71:c4:2e 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-23305) 06/03/26 _x86_64_ (8 CPU) 08:47:13 LINUX RESTART (8 CPU) 08:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:11 34.21 3.42 28.15 2.64 177.01 5628.08 7964.27 09:10:01 26.33 0.15 22.78 3.40 5.82 2130.23 5542.05 09:20:11 31.18 0.01 27.17 4.00 0.08 2946.52 11812.04 Average: 30.60 1.19 26.06 3.35 60.94 3572.86 8474.64 08:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:11 26469700 29753700 2558872 7.79 142124 3394572 2661024 7.85 628324 5334204 9876 09:10:01 25764956 29427788 2880252 8.76 172920 3703932 2877016 8.48 729516 5895192 7192 09:20:11 24751564 29005148 3298648 10.04 210844 4203784 3575920 10.54 872684 6715452 35224 Average: 25662073 29395545 2912591 8.86 175296 3767429 3037987 8.96 743508 5981616 17431 08:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:11 lo 864.08 864.08 822.90 822.90 0.00 0.00 0.00 0.00 09:00:11 ens3 97.36 72.52 947.92 12.83 0.00 0.00 0.00 0.00 09:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 1455.45 1455.45 1385.62 1385.62 0.00 0.00 0.00 0.00 09:10:01 ens3 18.76 16.15 8.81 5.59 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 lo 1739.35 1739.35 1656.95 1656.95 0.00 0.00 0.00 0.00 09:20:11 ens3 22.79 19.05 7.24 6.44 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1354.55 1354.55 1290.01 1290.01 0.00 0.00 0.00 0.00 Average: ens3 46.32 35.92 321.32 8.29 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-23305) 06/03/26 _x86_64_ (8 CPU) 08:47:13 LINUX RESTART (8 CPU) 08:50:11 CPU %user %nice %system %iowait %steal %idle 09:00:11 all 28.99 0.00 1.32 3.25 0.09 66.34 09:00:11 0 26.87 0.00 1.26 0.68 0.09 71.10 09:00:11 1 31.55 0.00 1.47 1.41 0.10 65.48 09:00:11 2 28.71 0.00 1.32 1.04 0.09 68.85 09:00:11 3 30.69 0.00 1.26 0.72 0.11 67.21 09:00:11 4 28.60 0.00 1.44 18.96 0.09 50.90 09:00:11 5 29.38 0.00 1.22 0.49 0.09 68.82 09:00:11 6 28.66 0.00 1.21 1.74 0.09 68.30 09:00:11 7 27.50 0.00 1.41 0.97 0.09 70.03 09:10:01 all 35.20 0.00 1.59 0.47 0.16 62.58 09:10:01 0 36.97 0.00 1.42 0.28 0.15 61.18 09:10:01 1 37.85 0.00 1.76 0.77 0.17 59.46 09:10:01 2 33.71 0.00 1.72 0.27 0.16 64.14 09:10:01 3 34.32 0.00 1.68 0.38 0.15 63.47 09:10:01 4 35.71 0.00 1.71 0.87 0.16 61.55 09:10:01 5 33.23 0.00 1.43 0.13 0.14 65.07 09:10:01 6 33.87 0.00 1.44 0.64 0.16 63.89 09:10:01 7 35.91 0.00 1.59 0.43 0.15 61.91 09:20:11 all 38.95 0.00 1.88 0.89 0.13 58.15 09:20:11 0 38.11 0.00 1.76 0.55 0.13 59.45 09:20:11 1 43.39 0.00 1.83 1.43 0.13 53.22 09:20:11 2 39.01 0.00 1.94 0.53 0.12 58.39 09:20:11 3 42.33 0.00 1.88 1.30 0.13 54.36 09:20:11 4 37.58 0.00 1.82 0.28 0.12 60.20 09:20:11 5 35.11 0.00 1.64 1.34 0.12 61.79 09:20:11 6 36.15 0.00 2.00 0.88 0.12 60.84 09:20:11 7 39.94 0.00 2.13 0.83 0.14 56.97 Average: all 34.40 0.00 1.60 1.54 0.12 62.34 Average: 0 33.98 0.00 1.48 0.50 0.12 63.91 Average: 1 37.62 0.00 1.69 1.21 0.13 59.36 Average: 2 33.83 0.00 1.66 0.62 0.12 63.77 Average: 3 35.82 0.00 1.61 0.81 0.13 61.63 Average: 4 33.97 0.00 1.66 6.71 0.12 57.54 Average: 5 32.58 0.00 1.43 0.66 0.12 65.21 Average: 6 32.90 0.00 1.55 1.09 0.12 64.33 Average: 7 34.47 0.00 1.71 0.75 0.13 62.95