---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32198 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 777 19017 4 12297 30846 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:d4:7c:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84520sec preferred_lft 84520sec inet6 fe80::f816:3eff:fed4:7cd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:49:0d:32:04:f6 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::5849:dff:fe32:4f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32198) 07/02/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.23 0.26 11.40 0.58 9.14 5334.28 1147.52 01:00:05 30.55 1.87 27.73 0.95 273.74 22716.53 820.07 Average: 21.49 1.07 19.65 0.77 142.86 14118.66 982.04 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24398660 28770528 3538036 10.77 145860 4438480 3672936 10.83 822924 7163276 484 01:00:05 20307744 31707776 573144 1.74 216764 11131624 1312532 3.87 2995820 8796956 47356 Average: 22353202 30239152 2055590 6.26 181312 7785052 2492734 7.35 1909372 7980116 23920 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.70 5.70 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 66.36 51.31 288.36 13.29 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:05 lo 220.37 220.37 216.00 216.00 0.00 0.00 0.00 0.00 01:00:05 ens3 66.50 56.77 359.77 13.54 0.00 0.00 0.00 0.00 01:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 114.19 114.19 109.43 109.43 0.00 0.00 0.00 0.00 Average: ens3 66.43 54.07 324.45 13.42 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-32198) 07/02/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.79 0.00 1.34 0.05 0.08 59.73 00:50:01 0 36.32 0.00 1.48 0.02 0.08 62.10 00:50:01 1 43.49 0.00 1.66 0.01 0.09 54.74 00:50:01 2 36.18 0.00 1.20 0.01 0.08 62.54 00:50:01 3 41.32 0.00 1.48 0.07 0.08 57.05 00:50:01 4 36.28 0.00 1.30 0.15 0.07 62.19 00:50:01 5 37.66 0.00 1.17 0.12 0.08 60.97 00:50:01 6 36.65 0.00 1.09 0.01 0.08 62.17 00:50:01 7 42.46 0.00 1.34 0.03 0.08 56.08 01:00:05 all 17.40 0.00 1.18 0.14 0.05 81.23 01:00:05 0 16.03 0.00 0.98 0.10 0.05 82.85 01:00:05 1 20.50 0.00 1.19 0.15 0.05 78.11 01:00:05 2 14.29 0.00 1.26 0.03 0.05 84.38 01:00:05 3 20.90 0.00 1.73 0.11 0.05 77.20 01:00:05 4 19.35 0.00 1.11 0.13 0.05 79.35 01:00:05 5 17.02 0.00 1.11 0.21 0.05 81.61 01:00:05 6 16.74 0.00 1.02 0.12 0.05 82.06 01:00:05 7 14.41 0.00 1.03 0.27 0.05 84.24 Average: all 27.99 0.00 1.26 0.10 0.07 70.59 Average: 0 26.08 0.00 1.22 0.06 0.07 72.57 Average: 1 31.88 0.00 1.42 0.08 0.07 66.54 Average: 2 25.11 0.00 1.23 0.02 0.07 73.58 Average: 3 31.01 0.00 1.60 0.09 0.07 67.23 Average: 4 27.73 0.00 1.21 0.14 0.06 70.86 Average: 5 27.23 0.00 1.14 0.16 0.07 71.40 Average: 6 26.59 0.00 1.06 0.06 0.06 72.22 Average: 7 28.29 0.00 1.18 0.15 0.07 70.31