---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34983 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 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 756 19587 4 11748 30868 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:8b:c3:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84552sec preferred_lft 84552sec inet6 fe80::f816:3eff:fe8b:c355/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:d5:ed:ac:88:4e 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::d8d5:edff:feac:884e/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-34983) 07/12/26 _x86_64_ (8 CPU) 00:23:54 LINUX RESTART (8 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:15 10.99 0.06 10.51 0.41 2.01 4118.42 160.67 00:50:15 38.10 2.18 34.83 1.09 317.24 20535.89 4712.32 Average: 24.44 1.11 22.57 0.75 158.35 12261.07 2418.17 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:15 23875580 29197340 3106952 9.45 160888 5333256 3277992 9.67 1207460 7256900 233280 00:50:15 20311980 31654748 620580 1.89 226680 11047180 1444412 4.26 2950588 8797748 472 Average: 22093780 30426044 1863766 5.67 193784 8190218 2361202 6.96 2079024 8027324 116876 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:15 lo 1.75 1.75 0.16 0.16 0.00 0.00 0.00 0.00 00:40:15 ens3 60.27 49.79 231.74 12.78 0.00 0.00 0.00 0.00 00:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:15 lo 179.06 179.06 177.10 177.10 0.00 0.00 0.00 0.00 00:50:15 ens3 118.74 110.22 341.22 1320.20 0.00 0.00 0.00 0.00 00:50:15 docker0 76.30 70.92 1309.67 9.04 0.00 0.00 0.00 0.00 00:50:15 vetha6e4c27 76.29 70.93 1310.71 9.04 0.00 0.00 0.00 0.11 Average: lo 89.70 89.70 87.92 87.92 0.00 0.00 0.00 0.00 Average: ens3 89.27 79.76 286.04 661.23 0.00 0.00 0.00 0.00 Average: docker0 37.84 35.17 649.56 4.48 0.00 0.00 0.00 0.00 Average: vetha6e4c27 37.84 35.18 650.08 4.48 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34983) 07/12/26 _x86_64_ (8 CPU) 00:23:54 LINUX RESTART (8 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:15 all 34.54 0.00 1.31 0.03 0.08 64.04 00:40:15 0 33.62 0.00 1.32 0.00 0.08 64.98 00:40:15 1 35.68 0.00 1.34 0.01 0.08 62.89 00:40:15 2 42.64 0.00 1.53 0.06 0.08 55.68 00:40:15 3 35.24 0.00 1.47 0.04 0.08 63.17 00:40:15 4 36.44 0.00 1.37 0.04 0.08 62.08 00:40:15 5 35.67 0.00 1.23 0.05 0.07 62.97 00:40:15 6 30.41 0.00 1.15 0.01 0.07 68.36 00:40:15 7 26.68 0.00 1.07 0.02 0.07 72.17 00:50:15 all 13.11 0.00 1.18 0.16 0.05 85.49 00:50:15 0 9.64 0.00 1.03 0.08 0.04 89.21 00:50:15 1 17.04 0.00 1.43 0.28 0.05 81.21 00:50:15 2 12.33 0.00 0.97 0.16 0.05 86.50 00:50:15 3 11.22 0.00 0.93 0.22 0.05 87.59 00:50:15 4 13.17 0.00 0.76 0.23 0.04 85.80 00:50:15 5 14.04 0.00 1.63 0.05 0.05 84.24 00:50:15 6 14.84 0.00 1.32 0.05 0.05 83.74 00:50:15 7 12.65 0.00 1.41 0.25 0.05 85.64 Average: all 23.91 0.00 1.25 0.10 0.06 74.68 Average: 0 21.71 0.00 1.18 0.04 0.06 77.01 Average: 1 26.43 0.00 1.39 0.14 0.06 71.98 Average: 2 27.60 0.00 1.25 0.11 0.06 70.97 Average: 3 23.31 0.00 1.20 0.13 0.06 75.29 Average: 4 24.89 0.00 1.06 0.13 0.06 73.85 Average: 5 24.94 0.00 1.43 0.05 0.06 73.52 Average: 6 22.69 0.00 1.23 0.03 0.06 75.99 Average: 7 19.72 0.00 1.24 0.14 0.06 78.85