---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23837 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 767 25203 4 6121 30856 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:71:b7:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83901sec preferred_lft 83901sec inet6 fe80::f816:3eff:fe71:b7a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:6c:3f:f8:9b:2d 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-23837) 06/05/26 _x86_64_ (8 CPU) 01:06:25 LINUX RESTART (8 CPU) 01:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.67 0.05 1.62 0.01 1.92 19.57 224.87 01:30:10 1.47 0.00 1.47 0.00 0.04 16.61 0.00 01:40:10 40.14 3.60 36.00 0.54 123.77 3123.89 1614.56 Average: 14.43 1.22 13.03 0.18 41.90 1053.35 612.13 01:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 30225852 31873888 512772 1.56 59892 1926264 1514440 4.47 200208 2139004 220 01:30:10 30224412 31873108 513768 1.56 60528 1926280 1514392 4.47 200840 2139896 160 01:40:10 26525304 29192156 3155568 9.60 92116 2882632 3383780 9.98 546952 5437016 238336 Average: 28991856 30979717 1394036 4.24 70845 2245059 2137537 6.30 316000 3238639 79572 01:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 0.62 0.19 0.16 0.08 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:30:10 ens3 0.34 0.11 0.08 0.04 0.00 0.00 0.00 0.00 01:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:10 lo 159.89 159.89 189.24 189.24 0.00 0.00 0.00 0.00 01:40:10 ens3 198.24 128.09 1098.90 39.37 0.00 0.00 0.00 0.00 01:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 53.37 53.37 63.08 63.08 0.00 0.00 0.00 0.00 Average: ens3 66.40 42.80 366.38 13.16 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-23837) 06/05/26 _x86_64_ (8 CPU) 01:06:25 LINUX RESTART (8 CPU) 01:10:10 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.01 0.00 0.01 0.01 0.01 99.96 01:20:01 0 0.01 0.00 0.01 0.04 0.00 99.94 01:20:01 1 0.02 0.00 0.03 0.01 0.02 99.93 01:20:01 2 0.02 0.00 0.01 0.00 0.01 99.97 01:20:01 3 0.01 0.00 0.01 0.01 0.01 99.95 01:20:01 4 0.01 0.00 0.01 0.00 0.00 99.97 01:20:01 5 0.02 0.00 0.02 0.00 0.03 99.93 01:20:01 6 0.01 0.00 0.00 0.00 0.01 99.97 01:20:01 7 0.01 0.00 0.01 0.00 0.00 99.98 01:30:10 all 0.09 0.00 0.01 0.01 0.01 99.88 01:30:10 0 0.02 0.00 0.00 0.01 0.00 99.96 01:30:10 1 0.02 0.00 0.02 0.00 0.02 99.93 01:30:10 2 0.01 0.00 0.01 0.03 0.01 99.95 01:30:10 3 0.01 0.00 0.02 0.01 0.02 99.94 01:30:10 4 0.01 0.00 0.00 0.00 0.00 99.98 01:30:10 5 0.01 0.00 0.01 0.00 0.01 99.98 01:30:10 6 0.64 0.00 0.00 0.00 0.01 99.34 01:30:10 7 0.01 0.00 0.01 0.00 0.00 99.98 01:40:10 all 8.39 0.00 0.51 0.08 0.03 90.99 01:40:10 0 7.55 0.00 0.45 0.02 0.03 91.95 01:40:10 1 9.38 0.00 0.39 0.11 0.05 90.07 01:40:10 2 9.86 0.00 0.65 0.28 0.03 89.18 01:40:10 3 8.42 0.00 0.61 0.06 0.03 90.89 01:40:10 4 7.81 0.00 0.45 0.03 0.02 91.69 01:40:10 5 8.98 0.00 0.50 0.04 0.02 90.45 01:40:10 6 7.81 0.00 0.62 0.10 0.02 91.45 01:40:10 7 7.28 0.00 0.41 0.03 0.02 92.26 Average: all 2.83 0.00 0.18 0.03 0.02 96.95 Average: 0 2.53 0.00 0.16 0.02 0.01 97.28 Average: 1 3.14 0.00 0.15 0.04 0.03 96.65 Average: 2 3.29 0.00 0.22 0.10 0.01 96.37 Average: 3 2.81 0.00 0.21 0.02 0.02 96.93 Average: 4 2.61 0.00 0.15 0.01 0.01 97.22 Average: 5 3.00 0.00 0.18 0.02 0.02 96.78 Average: 6 2.82 0.00 0.21 0.03 0.01 96.92 Average: 7 2.43 0.00 0.14 0.01 0.01 97.41