---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26531 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 752 19467 4 11872 30872 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:00:61:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84536sec preferred_lft 84536sec inet6 fe80::f816:3eff:fe00:61ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:c2:66:fe:98:27 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::84c2:66ff:fefe:9827/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-26531) 06/11/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 10.49 0.06 10.02 0.41 1.93 5026.17 479.19 00:50:39 50.04 2.07 46.77 1.20 299.54 19002.95 4230.41 Average: 30.91 1.10 29.00 0.82 155.62 12244.14 2416.41 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22293556 28946504 3353588 10.20 168132 6615112 3335580 9.84 1638620 8367788 1281560 00:50:39 20194044 31665404 608400 1.85 233076 11159156 1437248 4.24 3003268 8838964 492 Average: 21243800 30305954 1980994 6.03 200604 8887134 2386414 7.04 2320944 8603376 641026 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.56 1.56 0.14 0.14 0.00 0.00 0.00 0.00 00:40:01 ens3 56.99 48.84 235.68 13.14 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 00:50:39 lo 172.50 172.50 169.74 169.74 0.00 0.00 0.00 0.00 00:50:39 ens3 119.95 106.96 411.23 1258.52 0.00 0.00 0.00 0.00 00:50:39 docker0 78.43 76.53 1249.17 151.27 0.00 0.00 0.00 0.00 00:50:39 veth32614e1 72.82 70.01 1249.83 9.24 0.00 0.00 0.00 0.10 Average: lo 89.84 89.84 87.73 87.73 0.00 0.00 0.00 0.00 Average: ens3 89.51 78.85 326.34 656.29 0.00 0.00 0.00 0.00 Average: docker0 40.50 39.52 645.10 78.12 0.00 0.00 0.00 0.00 Average: veth32614e1 37.61 36.16 645.44 4.77 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-26531) 06/11/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 32.32 0.00 1.28 0.07 0.07 66.25 00:40:01 0 31.92 0.00 1.18 0.04 0.07 66.79 00:40:01 1 33.62 0.00 1.50 0.01 0.07 64.79 00:40:01 2 36.09 0.00 1.56 0.22 0.08 62.05 00:40:01 3 33.65 0.00 1.26 0.14 0.07 64.88 00:40:01 4 38.99 0.00 1.47 0.02 0.07 59.45 00:40:01 5 30.03 0.00 1.20 0.02 0.07 68.68 00:40:01 6 29.98 0.00 1.03 0.07 0.07 68.85 00:40:01 7 24.32 0.00 1.06 0.04 0.06 74.52 00:50:39 all 12.52 0.00 1.24 0.45 0.05 85.75 00:50:39 0 14.03 0.00 1.76 0.97 0.06 83.18 00:50:39 1 11.79 0.00 1.53 0.28 0.05 86.35 00:50:39 2 12.20 0.00 1.09 0.65 0.04 86.02 00:50:39 3 13.22 0.00 1.14 0.83 0.05 84.75 00:50:39 4 10.92 0.00 0.78 0.09 0.04 88.18 00:50:39 5 16.21 0.00 1.16 0.40 0.05 82.17 00:50:39 6 8.67 0.00 0.80 0.10 0.04 90.39 00:50:39 7 13.08 0.00 1.67 0.26 0.05 84.94 Average: all 22.09 0.00 1.26 0.27 0.06 76.32 Average: 0 22.69 0.00 1.48 0.52 0.06 75.25 Average: 1 22.35 0.00 1.52 0.15 0.06 75.92 Average: 2 23.73 0.00 1.32 0.44 0.06 74.45 Average: 3 23.10 0.00 1.20 0.50 0.06 75.15 Average: 4 24.49 0.00 1.11 0.06 0.06 74.29 Average: 5 22.89 0.00 1.18 0.22 0.06 75.65 Average: 6 18.96 0.00 0.91 0.09 0.05 79.98 Average: 7 18.52 0.00 1.37 0.15 0.05 79.90