---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23067 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 910 24520 4 6661 30714 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:fa:1b:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84386sec preferred_lft 84386sec inet6 fe80::f816:3eff:fefa:1b31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:8b:30:92:24:54 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-23067) 06/03/26 _x86_64_ (8 CPU) 08:40:29 LINUX RESTART (8 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:01 31.73 0.13 27.58 4.01 5.51 2531.95 8531.20 09:10:05 35.01 0.01 30.84 4.17 0.08 3095.53 15454.58 Average: 33.38 0.07 29.22 4.09 2.78 2814.65 12004.07 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:01 25138560 29426092 2878424 8.76 190940 4284516 2946784 8.69 993704 6249332 125956 09:10:05 24055032 28951380 3348508 10.19 218200 4819900 3315824 9.78 1144948 7119128 178696 Average: 24596796 29188736 3113466 9.47 204570 4552208 3131304 9.23 1069326 6684230 152326 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:01 lo 1827.78 1827.78 1740.38 1740.38 0.00 0.00 0.00 0.00 09:00:01 ens3 23.34 18.97 9.88 6.68 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:05 lo 1777.04 1777.04 1692.33 1692.33 0.00 0.00 0.00 0.00 09:10:05 ens3 23.55 19.88 9.04 6.82 0.00 0.00 0.00 0.00 09:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1802.33 1802.33 1716.28 1716.28 0.00 0.00 0.00 0.00 Average: ens3 23.45 19.43 9.45 6.75 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-23067) 06/03/26 _x86_64_ (8 CPU) 08:40:29 LINUX RESTART (8 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:01 all 35.75 0.00 1.59 0.07 0.07 62.52 09:00:01 0 36.70 0.00 1.68 0.23 0.07 61.32 09:00:01 1 37.19 0.00 1.93 0.02 0.08 60.78 09:00:01 2 34.53 0.00 1.61 0.04 0.07 63.74 09:00:01 3 37.31 0.00 1.44 0.04 0.07 61.13 09:00:01 4 37.23 0.00 1.71 0.06 0.07 60.93 09:00:01 5 33.00 0.00 1.50 0.05 0.07 65.38 09:00:01 6 37.66 0.00 1.43 0.02 0.08 60.81 09:00:01 7 32.39 0.00 1.41 0.08 0.07 66.06 09:10:05 all 37.82 0.00 1.75 0.14 0.08 60.21 09:10:05 0 38.77 0.00 1.77 0.12 0.08 59.25 09:10:05 1 38.50 0.00 2.11 0.05 0.08 59.26 09:10:05 2 37.82 0.00 2.07 0.08 0.08 59.94 09:10:05 3 37.56 0.00 1.53 0.09 0.08 60.73 09:10:05 4 39.56 0.00 1.75 0.11 0.08 58.50 09:10:05 5 36.81 0.00 1.53 0.35 0.08 61.24 09:10:05 6 34.91 0.00 1.58 0.17 0.08 63.26 09:10:05 7 38.63 0.00 1.66 0.13 0.08 59.49 Average: all 36.79 0.00 1.67 0.10 0.08 61.36 Average: 0 37.74 0.00 1.73 0.17 0.08 60.28 Average: 1 37.85 0.00 2.02 0.04 0.08 60.02 Average: 2 36.18 0.00 1.84 0.06 0.08 61.84 Average: 3 37.44 0.00 1.49 0.06 0.08 60.93 Average: 4 38.40 0.00 1.73 0.08 0.08 59.71 Average: 5 34.91 0.00 1.51 0.20 0.08 63.30 Average: 6 36.28 0.00 1.51 0.09 0.08 62.04 Average: 7 35.52 0.00 1.53 0.11 0.07 62.77