---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-27665 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 18G 138G 12% / 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 778 18799 4 12513 30846 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:41:29:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84491sec preferred_lft 84491sec inet6 fe80::f816:3eff:fe41:290a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:c0:f9:50:a2:cf 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 inet6 fe80::4c0:f9ff:fe50:a2cf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27665) 06/16/26 _x86_64_ (8 CPU) 00:36:29 LINUX RESTART (8 CPU) 00:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:17 15.03 0.63 13.63 0.77 408.80 5648.46 546.15 01:00:18 27.33 0.48 26.35 0.50 17.10 21220.21 2070.45 Average: 21.19 0.56 19.99 0.64 212.84 13438.62 1308.72 00:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:17 24554136 29148720 3157852 9.61 148520 4655180 3350644 9.88 960736 6888536 1012 01:00:18 17382480 28918916 3359932 10.22 218144 11263780 3400868 10.03 3092712 11619512 511360 Average: 20968308 29033818 3258892 9.92 183332 7959480 3375756 9.95 2026724 9254024 256186 00:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:17 lo 5.73 5.73 0.55 0.55 0.00 0.00 0.00 0.00 00:50:17 ens3 134.86 94.81 432.49 16.63 0.00 0.00 0.00 0.00 00:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:18 lo 235.14 235.14 230.11 230.11 0.00 0.00 0.00 0.00 01:00:18 ens3 70.39 57.18 359.17 13.75 0.00 0.00 0.00 0.00 01:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 120.50 120.50 115.39 115.39 0.00 0.00 0.00 0.00 Average: ens3 102.61 75.98 395.81 15.19 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-27665) 06/16/26 _x86_64_ (8 CPU) 00:36:29 LINUX RESTART (8 CPU) 00:40:18 CPU %user %nice %system %iowait %steal %idle 00:50:17 all 40.99 0.00 1.40 0.04 0.10 57.47 00:50:17 0 40.72 0.00 1.41 0.01 0.10 57.76 00:50:17 1 44.36 0.00 1.61 0.06 0.10 53.87 00:50:17 2 35.30 0.00 1.27 0.02 0.09 63.32 00:50:17 3 46.50 0.00 1.55 0.09 0.11 51.76 00:50:17 4 41.07 0.00 1.23 0.05 0.09 57.56 00:50:17 5 42.23 0.00 1.29 0.08 0.10 56.31 00:50:17 6 40.54 0.00 1.33 0.03 0.10 57.99 00:50:17 7 37.17 0.00 1.48 0.04 0.10 61.21 01:00:18 all 18.19 0.00 1.19 0.13 0.06 80.42 01:00:18 0 14.31 0.00 0.89 0.32 0.06 84.42 01:00:18 1 21.12 0.00 1.47 0.07 0.06 77.28 01:00:18 2 13.49 0.00 1.03 0.13 0.06 85.30 01:00:18 3 27.35 0.00 1.37 0.05 0.07 71.16 01:00:18 4 18.34 0.00 0.94 0.02 0.06 80.64 01:00:18 5 15.49 0.00 1.16 0.03 0.06 83.27 01:00:18 6 23.95 0.00 1.79 0.31 0.06 73.89 01:00:18 7 11.49 0.00 0.88 0.13 0.06 87.45 Average: all 29.59 0.00 1.29 0.09 0.08 68.95 Average: 0 27.52 0.00 1.15 0.16 0.08 71.09 Average: 1 32.73 0.00 1.54 0.06 0.08 65.58 Average: 2 24.40 0.00 1.15 0.07 0.07 74.31 Average: 3 36.92 0.00 1.46 0.07 0.09 61.46 Average: 4 29.70 0.00 1.09 0.03 0.08 69.10 Average: 5 28.85 0.00 1.22 0.05 0.08 69.80 Average: 6 32.24 0.00 1.56 0.17 0.08 65.94 Average: 7 24.33 0.00 1.18 0.08 0.08 74.33