---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37853 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 18G 138G 12% / 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 761 19142 4 12188 30863 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:40:91:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84526sec preferred_lft 84526sec inet6 fe80::f816:3eff:fe40:91fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:b3:fa:ce:6c:03 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 inet6 fe80::a8b3:faff:fece:6c03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37853) 07/23/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.56 0.49 20.53 0.54 17.27 15332.80 782.18 00:30:05 55.51 1.84 37.64 16.02 310.17 9990.32 494187.46 Average: 38.59 1.17 29.11 8.31 164.22 12652.41 248329.27 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18597300 27339740 4950356 15.06 189440 8605944 5034556 14.85 2078764 11532368 260 00:30:05 19895764 31694184 578432 1.76 228352 11487200 1217420 3.59 3065180 9071932 184 Average: 19246532 29516962 2764394 8.41 208896 10046572 3125988 9.22 2571972 10302150 222 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 240.04 240.04 233.94 233.94 0.00 0.00 0.00 0.00 00:20:01 ens3 61.56 51.11 320.82 13.05 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 15.86 15.86 1.80 1.80 0.00 0.00 0.00 0.00 00:30:05 ens3 173.42 187.42 244.46 2737.46 0.00 0.00 0.00 0.00 00:30:05 docker0 87.05 81.11 1367.82 10.53 0.00 0.00 0.00 0.00 Average: lo 127.57 127.57 117.47 117.47 0.00 0.00 0.00 0.00 Average: ens3 117.68 119.50 282.51 1379.92 0.00 0.00 0.00 0.00 Average: docker0 43.68 40.69 686.25 5.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37853) 07/23/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.76 0.00 1.31 0.14 0.07 69.72 00:20:01 0 22.96 0.00 1.03 0.02 0.06 75.93 00:20:01 1 30.89 0.00 1.06 0.01 0.06 67.97 00:20:01 2 27.56 0.00 1.52 0.39 0.06 70.47 00:20:01 3 39.30 0.00 1.58 0.10 0.07 58.94 00:20:01 4 27.77 0.00 1.32 0.17 0.06 70.68 00:20:01 5 26.02 0.00 1.22 0.30 0.07 72.39 00:20:01 6 27.85 0.00 1.51 0.08 0.07 70.49 00:20:01 7 27.75 0.00 1.23 0.05 0.07 70.90 00:30:05 all 10.17 0.00 0.97 0.15 0.04 88.67 00:30:05 0 7.46 0.00 1.15 0.02 0.04 91.32 00:30:05 1 6.98 0.00 0.92 0.16 0.05 91.89 00:30:05 2 15.93 0.00 0.80 0.29 0.05 82.93 00:30:05 3 4.82 0.00 0.56 0.07 0.03 94.52 00:30:05 4 6.59 0.00 0.62 0.05 0.04 92.70 00:30:05 5 5.66 0.00 0.68 0.20 0.03 93.42 00:30:05 6 22.30 0.00 1.72 0.35 0.06 75.58 00:30:05 7 11.60 0.00 1.30 0.06 0.05 86.99 Average: all 19.43 0.00 1.14 0.14 0.05 79.23 Average: 0 15.18 0.00 1.09 0.02 0.05 83.66 Average: 1 18.90 0.00 0.99 0.08 0.06 79.97 Average: 2 21.72 0.00 1.16 0.34 0.05 76.73 Average: 3 21.99 0.00 1.07 0.09 0.05 76.80 Average: 4 17.14 0.00 0.97 0.11 0.05 81.73 Average: 5 15.80 0.00 0.95 0.25 0.05 82.95 Average: 6 25.06 0.00 1.61 0.22 0.06 73.05 Average: 7 19.64 0.00 1.27 0.06 0.06 78.98