---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25530 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: 5600.00 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 17G 139G 11% / 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 778 19444 4 11869 30845 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:2f:1d:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84480sec preferred_lft 84480sec inet6 fe80::f816:3eff:fe2f:1dd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:60:dd:11:7b:3d 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::5060:ddff:fe11:7b3d/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-25530) 06/07/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.76 0.06 8.31 0.39 1.95 2496.72 78.01 00:50:29 54.66 2.11 51.29 1.25 310.22 21702.42 3936.63 Average: 32.23 1.11 30.29 0.83 159.56 12315.99 2050.80 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23969820 29282928 3021124 9.19 160796 5324988 3160996 9.32 1200272 7163296 725984 00:50:29 20145424 31611688 662344 2.02 233232 11154448 1420512 4.19 3003884 8884192 364 Average: 22057622 30447308 1841734 5.60 197014 8239718 2290754 6.76 2102078 8023744 363174 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.71 1.71 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 58.25 48.04 234.16 12.36 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:29 lo 183.58 183.58 180.96 180.96 0.00 0.00 0.00 0.00 00:50:29 ens3 110.31 97.06 416.36 1230.00 0.00 0.00 0.00 0.00 00:50:29 docker0 69.66 72.94 1220.70 152.68 0.00 0.00 0.00 0.00 00:50:29 veth85bc361 64.41 66.42 1221.25 7.95 0.00 0.00 0.00 0.10 Average: lo 94.69 94.69 92.60 92.60 0.00 0.00 0.00 0.00 Average: ens3 84.87 73.10 327.31 634.90 0.00 0.00 0.00 0.00 Average: docker0 35.61 37.29 624.11 78.06 0.00 0.00 0.00 0.00 Average: veth85bc361 32.93 33.96 624.39 4.07 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25530) 06/07/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.73 0.00 1.37 0.02 0.07 64.81 00:40:01 0 32.11 0.00 1.43 0.06 0.07 66.33 00:40:01 1 44.00 0.00 1.84 0.01 0.08 54.07 00:40:01 2 34.62 0.00 1.33 0.01 0.07 63.98 00:40:01 3 28.76 0.00 1.16 0.02 0.07 69.99 00:40:01 4 35.10 0.00 1.30 0.02 0.08 63.51 00:40:01 5 36.89 0.00 1.70 0.05 0.08 61.29 00:40:01 6 31.48 0.00 1.12 0.01 0.07 67.33 00:40:01 7 26.89 0.00 1.08 0.02 0.06 71.95 00:50:29 all 13.98 0.00 1.43 0.23 0.05 84.31 00:50:29 0 12.38 0.00 1.37 0.39 0.04 85.82 00:50:29 1 13.30 0.00 1.26 0.16 0.05 85.24 00:50:29 2 13.27 0.00 1.05 0.03 0.05 85.59 00:50:29 3 15.74 0.00 1.86 0.40 0.06 81.94 00:50:29 4 16.58 0.00 1.86 0.12 0.05 81.39 00:50:29 5 14.16 0.00 1.31 0.45 0.05 84.02 00:50:29 6 14.88 0.00 1.67 0.16 0.05 83.25 00:50:29 7 11.50 0.00 1.09 0.11 0.05 87.26 Average: all 23.63 0.00 1.40 0.13 0.06 74.78 Average: 0 22.02 0.00 1.40 0.23 0.06 76.30 Average: 1 28.29 0.00 1.54 0.09 0.06 70.02 Average: 2 23.70 0.00 1.19 0.02 0.06 75.04 Average: 3 22.10 0.00 1.52 0.22 0.06 76.10 Average: 4 25.62 0.00 1.59 0.07 0.07 72.66 Average: 5 25.26 0.00 1.50 0.25 0.06 72.92 Average: 6 22.99 0.00 1.40 0.08 0.06 75.47 Average: 7 19.02 0.00 1.09 0.06 0.06 79.77