---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35461 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 9.9G 146G 7% / 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 706 27084 4 4301 30918 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:31:f8:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84799sec preferred_lft 84799sec inet6 fe80::f816:3eff:fe31:f8a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:a6:46:0f:26:9d 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-35461) 07/13/26 _x86_64_ (8 CPU) 08:17:39 LINUX RESTART (8 CPU) 08:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:02 28.64 2.10 23.79 2.75 131.65 4737.20 12154.10 08:40:09 31.14 0.01 27.24 3.88 0.12 2758.36 10354.60 Average: 29.90 1.05 25.53 3.32 65.21 3737.65 11245.14 08:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:02 25726592 29366620 2943236 8.96 163408 3698052 3289868 9.70 699196 5990844 101028 08:40:09 24801284 28884232 3421612 10.41 194912 4071080 3438936 10.14 822704 6720188 276 Average: 25263938 29125426 3182424 9.68 179160 3884566 3364402 9.92 760950 6355516 50652 08:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:02 lo 1109.97 1109.97 1055.98 1055.98 0.00 0.00 0.00 0.00 08:30:02 ens3 54.89 42.63 364.23 10.07 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:09 lo 1729.31 1729.31 1647.82 1647.82 0.00 0.00 0.00 0.00 08:40:09 ens3 16.47 14.36 7.45 4.81 0.00 0.00 0.00 0.00 08:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1422.81 1422.81 1354.93 1354.93 0.00 0.00 0.00 0.00 Average: ens3 35.48 28.35 184.01 7.41 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-35461) 07/13/26 _x86_64_ (8 CPU) 08:17:39 LINUX RESTART (8 CPU) 08:20:07 CPU %user %nice %system %iowait %steal %idle 08:30:02 all 41.10 0.00 1.61 0.05 0.10 57.15 08:30:02 0 39.84 0.00 1.30 0.05 0.09 58.72 08:30:02 1 37.54 0.00 1.45 0.05 0.09 60.87 08:30:02 2 43.02 0.00 1.85 0.06 0.09 54.98 08:30:02 3 46.68 0.00 1.80 0.05 0.10 51.36 08:30:02 4 42.03 0.00 1.69 0.05 0.10 56.14 08:30:02 5 38.24 0.00 1.67 0.03 0.09 59.97 08:30:02 6 44.14 0.00 1.57 0.05 0.10 54.14 08:30:02 7 37.33 0.00 1.53 0.06 0.09 60.99 08:40:09 all 29.96 0.00 1.46 0.05 0.07 68.46 08:40:09 0 27.33 0.00 1.52 0.14 0.07 70.94 08:40:09 1 26.35 0.00 1.47 0.04 0.06 72.08 08:40:09 2 34.37 0.00 1.54 0.04 0.08 63.98 08:40:09 3 31.13 0.00 1.32 0.03 0.07 67.44 08:40:09 4 31.44 0.00 1.61 0.02 0.07 66.85 08:40:09 5 31.40 0.00 1.28 0.03 0.07 67.21 08:40:09 6 29.17 0.00 1.58 0.05 0.07 69.12 08:40:09 7 28.51 0.00 1.35 0.06 0.07 70.01 Average: all 35.47 0.00 1.53 0.05 0.08 62.86 Average: 0 33.52 0.00 1.41 0.09 0.08 64.89 Average: 1 31.88 0.00 1.46 0.05 0.08 66.53 Average: 2 38.65 0.00 1.69 0.05 0.09 59.52 Average: 3 38.83 0.00 1.56 0.04 0.09 59.48 Average: 4 36.68 0.00 1.65 0.04 0.08 61.55 Average: 5 34.79 0.00 1.47 0.03 0.08 63.63 Average: 6 36.57 0.00 1.58 0.05 0.08 61.71 Average: 7 32.88 0.00 1.44 0.06 0.08 65.54