---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12590 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 138G 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 775 19425 4 11891 30849 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:97:ef:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84529sec preferred_lft 84529sec inet6 fe80::f816:3eff:fe97:efd6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:00:df:a9:5c:17 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::3c00:dfff:fea9:5c17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12590) 05/11/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 12.13 0.23 11.33 0.57 8.54 4751.41 426.03 01:00:24 49.24 2.12 45.99 1.13 312.30 23078.84 4460.55 Average: 30.90 1.19 28.86 0.85 162.22 14023.97 2467.26 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 24357452 28602456 3706100 11.28 143864 4321848 3859672 11.38 816224 7230764 108 01:00:24 20123292 31608452 666848 2.03 226476 11188328 1419352 4.19 3021304 8901024 240 Average: 22240372 30105454 2186474 6.65 185170 7755088 2639512 7.78 1918764 8065894 174 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.62 5.62 0.54 0.54 0.00 0.00 0.00 0.00 00:50:09 ens3 44.61 35.32 82.24 11.18 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:24 lo 4272.49 4272.49 4081.83 4081.83 0.00 0.00 0.00 0.00 01:00:24 ens3 79.32 64.16 595.03 107.90 0.00 0.00 0.00 0.00 01:00:24 docker0 13.21 13.47 96.19 148.56 0.00 0.00 0.00 0.00 01:00:24 veth511520e 7.67 6.73 95.96 1.12 0.00 0.00 0.00 0.01 Average: lo 2164.40 2164.40 2065.42 2065.42 0.00 0.00 0.00 0.00 Average: ens3 62.17 49.91 341.68 60.11 0.00 0.00 0.00 0.00 Average: docker0 6.68 6.81 48.67 75.16 0.00 0.00 0.00 0.00 Average: veth511520e 3.88 3.41 48.55 0.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12590) 05/11/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 38.97 0.00 1.25 0.05 0.08 59.65 00:50:09 0 40.77 0.00 1.09 0.01 0.07 58.06 00:50:09 1 40.18 0.00 1.47 0.01 0.08 58.26 00:50:09 2 39.36 0.00 1.33 0.04 0.08 59.18 00:50:09 3 39.00 0.00 1.18 0.06 0.08 59.69 00:50:09 4 35.86 0.00 1.18 0.01 0.08 62.87 00:50:09 5 42.19 0.00 1.43 0.11 0.09 56.19 00:50:09 6 36.04 0.00 1.13 0.14 0.08 62.62 00:50:09 7 38.38 0.00 1.21 0.01 0.08 60.33 01:00:24 all 18.18 0.00 2.27 0.27 0.06 79.22 01:00:24 0 15.79 0.00 1.46 0.12 0.06 82.58 01:00:24 1 23.43 0.00 3.43 0.17 0.06 72.91 01:00:24 2 17.04 0.00 2.79 0.63 0.05 79.49 01:00:24 3 17.68 0.00 1.85 0.55 0.06 79.86 01:00:24 4 14.32 0.00 1.27 0.36 0.05 83.99 01:00:24 5 14.95 0.00 1.26 0.09 0.05 83.65 01:00:24 6 22.34 0.00 3.55 0.11 0.06 73.93 01:00:24 7 19.91 0.00 2.57 0.15 0.06 77.31 Average: all 28.47 0.00 1.77 0.16 0.07 69.54 Average: 0 28.11 0.00 1.28 0.06 0.07 70.48 Average: 1 31.72 0.00 2.46 0.09 0.07 65.66 Average: 2 28.11 0.00 2.07 0.34 0.07 69.42 Average: 3 28.23 0.00 1.52 0.31 0.07 69.88 Average: 4 24.97 0.00 1.23 0.19 0.06 73.55 Average: 5 28.42 0.00 1.35 0.10 0.07 70.07 Average: 6 29.13 0.00 2.35 0.12 0.07 68.33 Average: 7 29.05 0.00 1.90 0.08 0.07 68.91