---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19808 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 12G 144G 8% / 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 911 24650 4 6530 30712 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:a7:14:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84310sec preferred_lft 84310sec inet6 fe80::f816:3eff:fea7:14bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:1e:75:7e:43:14 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19808) 05/25/26 _x86_64_ (8 CPU) 08:17:06 LINUX RESTART (8 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:43 29.69 1.04 25.41 3.24 401.43 3986.99 19623.84 08:40:03 33.91 0.02 29.42 4.47 0.16 2526.65 24795.65 08:50:01 45.62 0.01 26.89 18.72 0.23 2827.02 519865.46 Average: 36.30 0.38 27.15 8.77 143.35 3147.47 187447.27 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:43 25463444 29307504 3000784 9.13 166032 3897408 3538324 10.43 836392 6110504 88836 08:40:03 25184600 29326572 2978088 9.06 197200 4131584 2928192 8.63 940116 6244384 15964 08:50:01 24411612 29172080 3128720 9.52 219644 4684212 3108224 9.17 1097160 6806828 109540 Average: 25019885 29268719 3035864 9.24 194292 4237735 3191580 9.41 957889 6387239 71447 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:43 lo 1305.69 1305.69 1242.70 1242.70 0.00 0.00 0.00 0.00 08:30:43 ens3 55.29 39.20 430.33 9.53 0.00 0.00 0.00 0.00 08:30:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:03 lo 1794.48 1794.48 1709.87 1709.87 0.00 0.00 0.00 0.00 08:40:03 ens3 18.39 15.90 8.26 5.37 0.00 0.00 0.00 0.00 08:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 1507.00 1507.00 1434.61 1434.61 0.00 0.00 0.00 0.00 08:50:01 ens3 26.76 21.37 10.08 7.55 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1524.57 1524.57 1451.74 1451.74 0.00 0.00 0.00 0.00 Average: ens3 34.34 26.03 159.45 7.58 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19808) 05/25/26 _x86_64_ (8 CPU) 08:17:06 LINUX RESTART (8 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:43 all 40.44 0.00 1.73 0.08 0.11 57.63 08:30:43 0 40.69 0.00 1.67 0.03 0.11 57.50 08:30:43 1 44.87 0.00 1.79 0.14 0.12 53.08 08:30:43 2 38.29 0.00 1.63 0.09 0.11 59.88 08:30:43 3 39.74 0.00 1.63 0.05 0.11 58.47 08:30:43 4 41.27 0.00 1.85 0.09 0.11 56.67 08:30:43 5 42.29 0.00 1.58 0.03 0.11 55.99 08:30:43 6 38.22 0.00 1.99 0.14 0.11 59.54 08:30:43 7 38.16 0.00 1.73 0.08 0.11 59.93 08:40:03 all 37.72 0.00 1.75 0.09 0.10 60.33 08:40:03 0 37.18 0.00 1.53 0.04 0.10 61.15 08:40:03 1 39.43 0.00 2.07 0.22 0.11 58.16 08:40:03 2 37.88 0.00 1.83 0.05 0.10 60.13 08:40:03 3 39.28 0.00 1.79 0.04 0.11 58.79 08:40:03 4 38.84 0.00 1.55 0.08 0.10 59.43 08:40:03 5 38.25 0.00 1.61 0.06 0.11 59.98 08:40:03 6 33.19 0.00 1.91 0.11 0.10 64.69 08:40:03 7 37.75 0.00 1.74 0.10 0.10 60.31 08:50:01 all 37.15 0.00 1.74 0.12 0.09 60.90 08:50:01 0 40.16 0.00 1.81 0.14 0.10 57.79 08:50:01 1 38.77 0.00 1.91 0.17 0.09 59.07 08:50:01 2 35.79 0.00 1.64 0.09 0.09 62.38 08:50:01 3 39.25 0.00 1.90 0.04 0.09 58.72 08:50:01 4 35.95 0.00 1.70 0.25 0.09 62.02 08:50:01 5 41.13 0.00 1.84 0.16 0.10 56.78 08:50:01 6 34.36 0.00 1.62 0.08 0.09 63.86 08:50:01 7 31.79 0.00 1.51 0.04 0.09 66.57 Average: all 38.50 0.00 1.74 0.10 0.10 59.56 Average: 0 39.42 0.00 1.67 0.07 0.10 58.73 Average: 1 41.15 0.00 1.92 0.17 0.11 56.65 Average: 2 37.34 0.00 1.70 0.08 0.10 60.79 Average: 3 39.43 0.00 1.77 0.04 0.10 58.65 Average: 4 38.74 0.00 1.71 0.14 0.10 59.31 Average: 5 40.65 0.00 1.67 0.08 0.11 57.49 Average: 6 35.37 0.00 1.84 0.11 0.10 62.57 Average: 7 35.92 0.00 1.66 0.07 0.10 62.25