---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-981 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 738 19486 4 11867 30886 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:12:17:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:fe12:1772/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:c3:de:33:03:8c 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::44c3:deff:fe33:38c/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-981) 08/01/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:02 7.28 0.06 6.83 0.39 1.91 2330.79 124.23 00:50:29 41.27 2.08 38.14 1.05 302.84 21336.88 2445.70 Average: 24.65 1.09 22.83 0.73 155.74 12046.21 1310.90 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:02 23671552 29011720 3291584 10.02 162456 5350116 3231464 9.53 1175572 7486260 660700 00:50:29 20187164 31653300 622088 1.89 228120 11165772 1431124 4.22 3012040 8847856 256 Average: 21929358 30332510 1956836 5.95 195288 8257944 2331294 6.87 2093806 8167058 330478 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:02 lo 1.74 1.74 0.16 0.16 0.00 0.00 0.00 0.00 00:40:02 ens3 68.13 53.44 235.53 13.15 0.00 0.00 0.00 0.00 00:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:29 lo 238.35 238.35 232.38 232.38 0.00 0.00 0.00 0.00 00:50:29 ens3 119.05 102.44 327.68 1256.34 0.00 0.00 0.00 0.00 00:50:29 docker0 69.54 67.98 1246.03 8.55 0.00 0.00 0.00 0.00 00:50:29 vethdb2c9a7 69.54 67.98 1246.98 8.55 0.00 0.00 0.00 0.10 Average: lo 122.68 122.68 118.86 118.86 0.00 0.00 0.00 0.00 Average: ens3 94.16 78.49 282.63 648.64 0.00 0.00 0.00 0.00 Average: docker0 35.55 34.75 636.94 4.37 0.00 0.00 0.00 0.00 Average: vethdb2c9a7 35.55 34.75 637.42 4.37 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-981) 08/01/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:02 all 34.10 0.00 1.25 0.02 0.08 64.55 00:40:02 0 29.79 0.00 1.51 0.08 0.07 68.55 00:40:02 1 34.24 0.00 1.21 0.01 0.08 64.45 00:40:02 2 38.35 0.00 1.48 0.00 0.08 60.09 00:40:02 3 36.51 0.00 1.12 0.00 0.08 62.28 00:40:02 4 34.14 0.00 1.12 0.02 0.08 64.64 00:40:02 5 37.55 0.00 1.08 0.03 0.08 61.27 00:40:02 6 28.99 0.00 1.21 0.00 0.07 69.74 00:40:02 7 33.27 0.00 1.23 0.02 0.07 65.40 00:50:29 all 14.94 0.00 1.22 0.20 0.05 83.59 00:50:29 0 17.21 0.00 1.88 0.29 0.06 80.56 00:50:29 1 15.95 0.00 1.64 0.23 0.05 82.13 00:50:29 2 16.25 0.00 1.31 0.15 0.05 82.25 00:50:29 3 13.47 0.00 1.06 0.33 0.04 85.10 00:50:29 4 13.47 0.00 0.94 0.18 0.05 85.37 00:50:29 5 15.08 0.00 1.11 0.15 0.05 83.61 00:50:29 6 17.18 0.00 1.07 0.12 0.05 81.57 00:50:29 7 10.91 0.00 0.73 0.14 0.05 88.17 Average: all 24.30 0.00 1.23 0.11 0.06 74.29 Average: 0 23.36 0.00 1.70 0.19 0.07 74.69 Average: 1 24.89 0.00 1.43 0.12 0.07 73.49 Average: 2 27.04 0.00 1.39 0.08 0.07 71.43 Average: 3 24.71 0.00 1.09 0.17 0.06 73.98 Average: 4 23.57 0.00 1.03 0.10 0.07 75.24 Average: 5 26.06 0.00 1.09 0.09 0.07 72.69 Average: 6 22.96 0.00 1.14 0.06 0.06 75.78 Average: 7 21.85 0.00 0.97 0.08 0.06 77.03