---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11099 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: 5600.00 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 905 24846 4 6339 30718 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:e4:58:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84067sec preferred_lft 84067sec inet6 fe80::f816:3eff:fee4:5897/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:c1:40:32:80:38 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-11099) 05/05/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 83.35 16.63 49.64 17.09 406.69 6020.37 516632.84 13:20:09 30.76 0.14 26.66 3.95 5.43 2475.44 15606.43 13:30:09 34.98 0.00 30.75 4.23 0.05 3235.09 15032.52 Average: 49.64 5.58 35.65 8.41 137.03 3905.84 181961.22 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 25981892 29310696 3001384 9.13 149688 3417036 3340848 9.85 690772 5760192 30452 13:20:09 25698288 29501020 2805728 8.54 185192 3809392 2794996 8.24 818316 5859608 35848 13:30:09 24965088 29352624 2949020 8.97 218924 4311924 2907896 8.58 962832 6386904 21960 Average: 25548423 29388113 2918711 8.88 184601 3846117 3014580 8.89 823973 6002235 29420 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 849.90 849.90 809.53 809.53 0.00 0.00 0.00 0.00 13:10:01 ens3 144.51 110.09 1124.44 26.17 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 1636.87 1636.87 1558.59 1558.59 0.00 0.00 0.00 0.00 13:20:09 ens3 52.75 36.21 18.63 13.67 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 1734.60 1734.60 1651.81 1651.81 0.00 0.00 0.00 0.00 13:30:09 ens3 54.73 36.44 19.50 15.35 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 1407.70 1407.70 1340.53 1340.53 0.00 0.00 0.00 0.00 Average: ens3 83.91 60.85 386.49 18.38 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-11099) 05/05/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.76 0.04 1.30 0.20 0.06 69.65 13:10:01 0 27.89 0.00 1.16 0.09 0.06 70.81 13:10:01 1 28.45 0.00 1.20 0.07 0.06 70.23 13:10:01 2 27.61 0.00 1.55 0.36 0.07 70.41 13:10:01 3 29.77 0.00 1.34 0.45 0.06 68.37 13:10:01 4 29.25 0.28 1.29 0.39 0.06 68.73 13:10:01 5 28.12 0.00 1.21 0.03 0.06 70.59 13:10:01 6 29.68 0.00 1.37 0.17 0.07 68.70 13:10:01 7 29.34 0.00 1.24 0.04 0.06 69.32 13:20:09 all 38.16 0.00 1.58 0.06 0.07 60.13 13:20:09 0 37.35 0.00 1.43 0.06 0.07 61.09 13:20:09 1 36.21 0.00 1.70 0.03 0.07 61.98 13:20:09 2 40.24 0.00 1.56 0.05 0.07 58.08 13:20:09 3 40.52 0.00 1.60 0.12 0.07 57.68 13:20:09 4 39.24 0.00 1.78 0.05 0.07 58.87 13:20:09 5 38.71 0.00 1.49 0.05 0.07 59.68 13:20:09 6 37.73 0.00 1.55 0.05 0.07 60.59 13:20:09 7 35.28 0.00 1.51 0.07 0.07 63.07 13:30:09 all 37.99 0.00 1.74 0.06 0.08 60.13 13:30:09 0 35.09 0.00 1.51 0.11 0.07 63.23 13:30:09 1 39.14 0.00 1.90 0.05 0.08 58.82 13:30:09 2 39.56 0.00 2.19 0.06 0.08 58.11 13:30:09 3 38.42 0.00 1.77 0.05 0.08 59.68 13:30:09 4 35.25 0.00 1.74 0.11 0.08 62.82 13:30:09 5 42.99 0.00 1.65 0.02 0.08 55.26 13:30:09 6 37.39 0.00 1.61 0.04 0.08 60.88 13:30:09 7 36.11 0.00 1.55 0.05 0.08 62.21 Average: all 34.98 0.01 1.54 0.11 0.07 63.29 Average: 0 33.45 0.00 1.36 0.08 0.07 65.03 Average: 1 34.60 0.00 1.60 0.05 0.07 63.68 Average: 2 35.81 0.00 1.77 0.16 0.07 62.20 Average: 3 36.25 0.00 1.57 0.21 0.07 61.90 Average: 4 34.59 0.09 1.60 0.18 0.07 63.46 Average: 5 36.61 0.00 1.45 0.03 0.07 61.84 Average: 6 34.94 0.00 1.51 0.09 0.07 63.38 Average: 7 33.58 0.00 1.43 0.05 0.07 64.86