---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37171 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 904 24814 4 6373 30720 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:e3:20:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84073sec preferred_lft 84073sec inet6 fe80::f816:3eff:fee3:20fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:dd:0f:2f:e7:c0 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-37171) 07/19/26 _x86_64_ (8 CPU) 12:59:20 LINUX RESTART (8 CPU) 13:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 35.32 3.55 28.97 2.81 185.36 6033.83 8913.14 13:20:09 30.79 0.14 26.66 3.99 5.42 2492.58 9375.21 13:30:09 34.68 0.01 30.54 4.13 0.09 3141.52 12902.03 Average: 33.58 1.22 28.71 3.65 62.76 3872.33 10399.40 13:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26024104 29394148 2918724 8.88 148784 3464804 3041004 8.97 646384 5765152 25456 13:20:09 25090952 29044300 3263088 9.93 187156 3958132 3347252 9.87 785280 6496860 133792 13:30:09 24217880 28808540 3493468 10.63 217832 4514704 3541608 10.44 931488 7169896 179868 Average: 25110979 29082329 3225093 9.81 184591 3979213 3309955 9.76 787717 6477303 113039 13:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 847.74 847.74 807.25 807.25 0.00 0.00 0.00 0.00 13:10:01 ens3 132.64 98.01 1029.77 22.20 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:09 lo 1645.53 1645.53 1566.95 1566.95 0.00 0.00 0.00 0.00 13:20:09 ens3 44.22 31.66 17.87 13.03 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 1654.92 1654.92 1575.91 1575.91 0.00 0.00 0.00 0.00 13:30:09 ens3 46.85 33.90 18.81 14.77 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1386.57 1386.57 1320.36 1320.36 0.00 0.00 0.00 0.00 Average: ens3 74.15 54.21 350.61 16.62 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-37171) 07/19/26 _x86_64_ (8 CPU) 12:59:20 LINUX RESTART (8 CPU) 13:00:10 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 30.68 0.00 1.39 0.12 0.07 67.74 13:10:01 0 28.69 0.00 1.32 0.05 0.07 69.87 13:10:01 1 31.68 0.00 1.53 0.04 0.07 66.68 13:10:01 2 30.44 0.00 1.45 0.41 0.07 67.62 13:10:01 3 29.91 0.00 1.13 0.10 0.07 68.79 13:10:01 4 31.93 0.00 1.40 0.04 0.08 66.55 13:10:01 5 28.42 0.00 1.52 0.14 0.07 69.84 13:10:01 6 33.20 0.00 1.34 0.13 0.08 65.26 13:10:01 7 31.20 0.00 1.39 0.05 0.08 67.29 13:20:09 all 34.15 0.00 1.68 0.10 0.08 63.99 13:20:09 0 31.08 0.00 2.07 0.41 0.08 66.36 13:20:09 1 36.67 0.00 1.92 0.04 0.08 61.30 13:20:09 2 33.52 0.00 1.39 0.07 0.08 64.95 13:20:09 3 34.39 0.00 1.77 0.06 0.08 63.70 13:20:09 4 35.78 0.00 1.51 0.06 0.08 62.58 13:20:09 5 36.14 0.00 2.00 0.05 0.08 61.73 13:20:09 6 30.97 0.00 1.43 0.04 0.07 67.48 13:20:09 7 34.70 0.00 1.38 0.06 0.07 63.79 13:30:09 all 37.13 0.00 1.78 0.06 0.08 60.94 13:30:09 0 40.62 0.00 1.86 0.17 0.09 57.25 13:30:09 1 40.17 0.00 1.95 0.05 0.09 57.75 13:30:09 2 35.02 0.00 1.63 0.08 0.08 63.20 13:30:09 3 39.34 0.00 1.80 0.06 0.09 58.72 13:30:09 4 39.08 0.00 1.82 0.04 0.08 58.98 13:30:09 5 35.59 0.00 1.49 0.05 0.08 62.79 13:30:09 6 35.01 0.00 1.78 0.03 0.08 63.10 13:30:09 7 32.24 0.00 1.89 0.05 0.08 65.74 Average: all 34.00 0.00 1.62 0.09 0.08 64.21 Average: 0 33.47 0.00 1.76 0.21 0.08 64.48 Average: 1 36.19 0.00 1.80 0.04 0.08 61.89 Average: 2 33.01 0.00 1.49 0.18 0.08 65.24 Average: 3 34.56 0.00 1.57 0.07 0.08 63.72 Average: 4 35.61 0.00 1.58 0.05 0.08 62.68 Average: 5 33.42 0.00 1.67 0.08 0.08 64.75 Average: 6 33.05 0.00 1.52 0.07 0.08 65.29 Average: 7 32.73 0.00 1.55 0.05 0.08 65.59