---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37865 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 772 18875 4 12444 30851 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:fa:36:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fefa:36c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:89:04:88:90:34 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::c889:4ff:fe88:9034/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37865) 07/23/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 28.69 0.46 12.83 15.40 215.31 5515.52 507486.89 01:00:08 34.06 1.88 31.26 0.92 277.58 23024.56 2776.15 Average: 31.37 1.17 22.02 8.18 246.39 14254.70 255573.70 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 24272492 28796296 3511356 10.68 147804 4584924 3571888 10.53 897172 7219056 636 01:00:08 20179876 31731928 548120 1.67 219684 11277536 1330072 3.92 3070440 8856992 45996 Average: 22226184 30264112 2029738 6.18 183744 7931230 2450980 7.23 1983806 8038024 23316 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 5.67 5.67 0.55 0.55 0.00 0.00 0.00 0.00 00:50:10 ens3 69.99 52.87 343.36 12.72 0.00 0.00 0.00 0.00 00:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:08 lo 226.70 226.70 221.60 221.60 0.00 0.00 0.00 0.00 01:00:08 ens3 64.99 54.12 363.11 13.40 0.00 0.00 0.00 0.00 01:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 115.99 115.99 110.88 110.88 0.00 0.00 0.00 0.00 Average: ens3 67.49 53.49 353.22 13.06 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-37865) 07/23/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 39.28 0.00 1.38 0.12 0.09 59.13 00:50:10 0 34.39 0.00 1.27 0.19 0.09 64.06 00:50:10 1 42.56 0.00 1.60 0.11 0.10 55.62 00:50:10 2 43.05 0.00 1.52 0.07 0.10 55.25 00:50:10 3 32.90 0.00 1.21 0.11 0.09 65.69 00:50:10 4 36.02 0.00 1.18 0.05 0.10 62.65 00:50:10 5 40.00 0.00 1.25 0.14 0.09 58.52 00:50:10 6 42.17 0.00 1.45 0.25 0.10 56.04 00:50:10 7 43.16 0.00 1.52 0.03 0.09 55.20 01:00:08 all 17.75 0.00 1.17 0.24 0.06 80.77 01:00:08 0 13.08 0.00 0.85 0.32 0.05 85.70 01:00:08 1 16.50 0.00 1.54 0.36 0.06 81.54 01:00:08 2 17.40 0.00 1.24 0.31 0.06 80.99 01:00:08 3 17.01 0.00 0.92 0.04 0.06 81.98 01:00:08 4 22.76 0.00 1.21 0.29 0.07 75.68 01:00:08 5 16.34 0.00 1.30 0.13 0.06 82.18 01:00:08 6 20.71 0.00 1.29 0.05 0.06 77.89 01:00:08 7 18.21 0.00 1.05 0.46 0.05 80.24 Average: all 28.54 0.00 1.27 0.18 0.08 69.93 Average: 0 23.76 0.00 1.06 0.26 0.07 74.85 Average: 1 29.54 0.00 1.57 0.24 0.08 68.57 Average: 2 30.26 0.00 1.38 0.19 0.08 68.09 Average: 3 24.99 0.00 1.06 0.07 0.07 73.80 Average: 4 29.40 0.00 1.19 0.17 0.08 69.15 Average: 5 28.19 0.00 1.28 0.13 0.07 70.33 Average: 6 31.47 0.00 1.37 0.15 0.08 66.93 Average: 7 30.72 0.00 1.28 0.24 0.07 67.69