---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33810 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 915 24725 4 6451 30709 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:5b:97:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84394sec preferred_lft 84394sec inet6 fe80::f816:3eff:fe5b:97c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:f3:64:57:02:df 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-33810) 07/07/26 _x86_64_ (8 CPU) 21:04:50 LINUX RESTART (8 CPU) 21:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:18 24.51 0.16 21.42 2.93 5.93 2650.11 17564.13 21:30:01 36.96 0.01 32.30 4.65 0.14 3084.30 17879.15 Average: 30.64 0.09 26.78 3.78 3.08 2863.94 17719.27 21:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:18 25343620 29110404 3197900 9.73 166812 3816096 3339164 9.85 777976 6270996 516 21:30:01 24411328 28747388 3556344 10.82 208044 4292400 3555512 10.48 921720 7001492 34888 Average: 24877474 28928896 3377122 10.28 187428 4054248 3447338 10.17 849848 6636244 17702 21:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:18 lo 1096.33 1096.33 1043.17 1043.17 0.00 0.00 0.00 0.00 21:20:18 ens3 27.57 21.63 12.63 6.75 0.00 0.00 0.00 0.00 21:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 2115.25 2115.25 2015.45 2015.45 0.00 0.00 0.00 0.00 21:30:01 ens3 26.30 21.19 7.79 6.86 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1598.13 1598.13 1522.00 1522.00 0.00 0.00 0.00 0.00 Average: ens3 26.95 21.41 10.24 6.81 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-33810) 07/07/26 _x86_64_ (8 CPU) 21:04:50 LINUX RESTART (8 CPU) 21:10:18 CPU %user %nice %system %iowait %steal %idle 21:20:18 all 36.77 0.00 1.46 0.03 0.09 61.65 21:20:18 0 34.72 0.00 1.41 0.02 0.09 63.76 21:20:18 1 38.23 0.00 1.52 0.03 0.09 60.14 21:20:18 2 36.58 0.00 1.50 0.05 0.09 61.79 21:20:18 3 35.39 0.00 1.37 0.07 0.08 63.09 21:20:18 4 38.17 0.00 1.38 0.02 0.09 60.34 21:20:18 5 34.95 0.00 1.52 0.03 0.08 63.42 21:20:18 6 33.28 0.00 1.36 0.03 0.08 65.25 21:20:18 7 42.83 0.00 1.64 0.04 0.09 55.40 21:30:01 all 38.73 0.00 1.93 0.08 0.09 59.17 21:30:01 0 35.73 0.00 1.87 0.13 0.09 62.18 21:30:01 1 41.02 0.00 2.45 0.03 0.09 56.41 21:30:01 2 38.97 0.00 1.92 0.09 0.09 58.93 21:30:01 3 39.72 0.00 1.96 0.09 0.09 58.13 21:30:01 4 41.24 0.00 1.80 0.13 0.09 56.74 21:30:01 5 34.52 0.00 1.76 0.11 0.08 63.53 21:30:01 6 40.33 0.00 1.83 0.04 0.08 57.72 21:30:01 7 38.35 0.00 1.84 0.04 0.09 59.68 Average: all 37.74 0.00 1.69 0.06 0.09 60.43 Average: 0 35.22 0.00 1.63 0.08 0.09 62.98 Average: 1 39.60 0.00 1.98 0.03 0.09 58.30 Average: 2 37.75 0.00 1.71 0.07 0.09 60.38 Average: 3 37.52 0.00 1.66 0.08 0.09 60.65 Average: 4 39.68 0.00 1.59 0.07 0.09 58.57 Average: 5 34.74 0.00 1.64 0.07 0.08 63.47 Average: 6 36.75 0.00 1.59 0.04 0.08 61.55 Average: 7 40.62 0.00 1.74 0.04 0.09 57.51