---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9020 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 895 24878 4 6318 30729 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:ff:9f:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:feff:9f3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:17:44:40:c0:7c 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-9020) 04/28/26 _x86_64_ (8 CPU) 09:33:41 LINUX RESTART (8 CPU) 09:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:03 27.02 0.16 23.74 3.12 5.97 2610.10 9560.65 10:00:16 36.06 0.01 31.61 4.44 0.09 3218.60 12245.70 Average: 31.62 0.08 27.75 3.79 2.97 2920.08 10928.47 09:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:03 25596188 29262396 3044588 9.26 172244 3714500 3069644 9.05 753000 6055128 21064 10:00:16 24919664 29193260 3109832 9.46 210476 4229588 3093560 9.12 901176 6525372 5716 Average: 25257926 29227828 3077210 9.36 191360 3972044 3081602 9.09 827088 6290250 13390 09:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:03 lo 1189.29 1189.29 1131.71 1131.71 0.00 0.00 0.00 0.00 09:50:03 ens3 21.19 18.25 11.31 6.37 0.00 0.00 0.00 0.00 09:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:16 lo 1949.05 1949.05 1856.24 1856.24 0.00 0.00 0.00 0.00 10:00:16 ens3 28.12 21.68 8.29 7.20 0.00 0.00 0.00 0.00 10:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1576.33 1576.33 1500.80 1500.80 0.00 0.00 0.00 0.00 Average: ens3 24.72 20.00 9.77 6.79 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-9020) 04/28/26 _x86_64_ (8 CPU) 09:33:41 LINUX RESTART (8 CPU) 09:40:13 CPU %user %nice %system %iowait %steal %idle 09:50:03 all 33.86 0.00 1.40 0.05 0.07 64.63 09:50:03 0 29.31 0.00 1.32 0.05 0.06 69.26 09:50:03 1 36.47 0.00 1.62 0.03 0.06 61.81 09:50:03 2 32.63 0.00 1.22 0.12 0.07 65.97 09:50:03 3 34.04 0.00 1.43 0.03 0.07 64.43 09:50:03 4 34.84 0.00 1.49 0.03 0.07 63.57 09:50:03 5 35.14 0.00 1.54 0.04 0.07 63.22 09:50:03 6 30.70 0.00 1.13 0.05 0.06 68.05 09:50:03 7 37.76 0.00 1.43 0.05 0.07 60.69 10:00:16 all 38.42 0.00 1.84 0.06 0.08 59.60 10:00:16 0 37.65 0.00 1.38 0.07 0.08 60.81 10:00:16 1 41.04 0.00 1.94 0.09 0.08 56.85 10:00:16 2 39.60 0.00 2.05 0.10 0.08 58.17 10:00:16 3 36.85 0.00 2.11 0.05 0.08 60.92 10:00:16 4 40.03 0.00 1.88 0.04 0.08 57.96 10:00:16 5 40.72 0.00 1.64 0.03 0.08 57.53 10:00:16 6 34.37 0.00 2.02 0.02 0.07 63.52 10:00:16 7 37.07 0.00 1.71 0.06 0.08 61.08 Average: all 36.18 0.00 1.62 0.05 0.07 62.07 Average: 0 33.56 0.00 1.35 0.06 0.07 64.95 Average: 1 38.80 0.00 1.78 0.06 0.07 59.29 Average: 2 36.18 0.00 1.64 0.11 0.07 62.00 Average: 3 35.47 0.00 1.78 0.04 0.07 62.64 Average: 4 37.48 0.00 1.69 0.04 0.07 60.72 Average: 5 37.98 0.00 1.59 0.03 0.07 60.32 Average: 6 32.57 0.00 1.59 0.04 0.07 65.74 Average: 7 37.41 0.00 1.58 0.05 0.07 60.89