---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29617 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 762 19589 4 11740 30862 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:d4:0e:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84436sec preferred_lft 84436sec inet6 fe80::f816:3eff:fed4:ec7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:86:a0:df:f2:33 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::1c86:a0ff:fedf:f233/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29617) 06/23/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.84 0.07 8.32 0.45 2.11 2699.48 278.51 00:50:02 44.61 2.20 41.32 1.09 324.10 22165.83 3431.49 Average: 26.83 1.14 24.91 0.77 164.01 12486.96 1863.79 00:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23841280 28949356 3355368 10.21 160884 5125276 3389956 10.00 1023232 7462472 540256 00:50:02 20311352 31644228 631696 1.92 226464 11037836 1450044 4.28 2950980 8791480 276 Average: 22076316 30296792 1993532 6.07 193674 8081556 2420000 7.14 1987106 8126976 270266 00:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.83 1.83 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 53.36 46.09 236.61 12.73 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 00:50:02 lo 425.85 425.85 412.32 412.32 0.00 0.00 0.00 0.00 00:50:02 ens3 123.02 97.92 340.63 1233.10 0.00 0.00 0.00 0.00 00:50:02 docker0 60.04 66.30 1221.39 7.03 0.00 0.00 0.00 0.00 00:50:02 veth34cc34d 60.04 66.31 1222.21 7.03 0.00 0.00 0.00 0.10 Average: lo 215.02 215.02 207.39 207.39 0.00 0.00 0.00 0.00 Average: ens3 88.38 72.15 288.91 626.32 0.00 0.00 0.00 0.00 Average: docker0 30.19 33.33 614.10 3.53 0.00 0.00 0.00 0.00 Average: veth34cc34d 30.19 33.34 614.51 3.53 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29617) 06/23/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:06 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.35 0.00 1.24 0.24 0.08 65.09 00:40:01 0 28.94 0.00 1.49 0.17 0.08 69.32 00:40:01 1 34.86 0.00 1.18 0.08 0.08 63.81 00:40:01 2 31.38 0.00 1.27 0.07 0.07 67.20 00:40:01 3 39.90 0.00 1.31 0.25 0.08 58.46 00:40:01 4 39.01 0.00 1.26 0.33 0.08 59.32 00:40:01 5 31.12 0.00 1.11 0.01 0.07 67.68 00:40:01 6 30.38 0.00 1.23 0.99 0.07 67.34 00:40:01 7 31.21 0.00 1.10 0.03 0.08 67.59 00:50:02 all 15.04 0.00 1.19 1.78 0.05 81.93 00:50:02 0 15.50 0.00 1.27 3.88 0.05 79.29 00:50:02 1 19.77 0.00 1.62 3.38 0.06 75.16 00:50:02 2 13.95 0.00 1.16 0.82 0.06 84.01 00:50:02 3 17.71 0.00 1.48 0.67 0.06 80.09 00:50:02 4 14.77 0.00 1.27 1.01 0.06 82.90 00:50:02 5 12.92 0.00 0.98 3.69 0.05 82.36 00:50:02 6 12.90 0.00 0.90 0.48 0.05 85.67 00:50:02 7 12.78 0.00 0.85 0.33 0.05 85.99 Average: all 24.15 0.00 1.22 1.02 0.07 73.56 Average: 0 22.18 0.00 1.38 2.04 0.06 74.34 Average: 1 27.26 0.00 1.40 1.74 0.07 69.52 Average: 2 22.62 0.00 1.21 0.45 0.07 75.65 Average: 3 28.75 0.00 1.39 0.46 0.07 69.33 Average: 4 26.83 0.00 1.26 0.67 0.07 71.17 Average: 5 21.97 0.00 1.04 1.86 0.06 75.06 Average: 6 21.59 0.00 1.06 0.73 0.06 76.55 Average: 7 21.94 0.00 0.97 0.18 0.06 76.84