---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20933 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 888 25087 4 6116 30736 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:0e:c2:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83424sec preferred_lft 83424sec inet6 fe80::f816:3eff:fe0e:c2be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:11:46:85:27:e7 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20933) 02/26/26 _x86_64_ (8 CPU) 10:12:59 LINUX RESTART (8 CPU) 10:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 18.79 2.54 14.67 1.58 143.13 2700.07 5049.32 10:40:01 24.02 0.14 20.97 2.91 5.65 2699.44 8617.50 10:50:17 36.46 0.01 31.71 4.74 0.08 3095.80 12650.83 11:00:01 27.10 0.14 23.41 3.55 6.60 6678.86 14812.96 Average: 26.71 0.69 22.80 3.21 38.11 3776.99 10303.77 10:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 26807372 29816684 2497684 7.60 137852 3147892 2753924 8.12 585572 5056656 125760 10:40:01 25673776 29159248 3150368 9.59 169304 3539728 3315200 9.78 724592 6010348 12 10:50:17 24906276 29097848 3206332 9.76 212164 4143064 3183252 9.39 885828 6557972 120432 11:00:01 25890216 31658116 639176 1.94 231940 5639952 1223508 3.61 1469480 4895512 4 Average: 25819410 29932974 2373390 7.22 187815 4117659 2618971 7.72 916368 5630122 61552 10:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 714.63 714.63 680.79 680.79 0.00 0.00 0.00 0.00 10:30:01 ens3 94.26 75.23 859.36 14.59 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 1013.44 1013.44 963.49 963.49 0.00 0.00 0.00 0.00 10:40:01 ens3 54.55 39.52 22.04 14.64 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:17 lo 2072.22 2072.22 1972.97 1972.97 0.00 0.00 0.00 0.00 10:50:17 ens3 62.40 43.21 19.22 16.19 0.00 0.00 0.00 0.00 10:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 813.06 813.06 761.22 761.22 0.00 0.00 0.00 0.00 11:00:01 ens3 112.51 102.10 212.86 312.58 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1164.76 1164.76 1105.55 1105.55 0.00 0.00 0.00 0.00 Average: ens3 80.51 64.55 273.12 88.02 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20933) 02/26/26 _x86_64_ (8 CPU) 10:12:59 LINUX RESTART (8 CPU) 10:20:17 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 17.22 0.00 0.79 0.11 0.04 81.84 10:30:01 0 14.57 0.00 0.76 0.12 0.04 84.51 10:30:01 1 18.74 0.00 0.54 0.02 0.04 80.66 10:30:01 2 17.54 0.00 0.88 0.16 0.03 81.39 10:30:01 3 19.06 0.00 0.77 0.06 0.04 80.06 10:30:01 4 16.97 0.00 0.88 0.12 0.04 82.00 10:30:01 5 16.10 0.00 0.82 0.21 0.04 82.83 10:30:01 6 16.91 0.00 0.80 0.06 0.03 82.19 10:30:01 7 17.88 0.00 0.86 0.14 0.04 81.09 10:40:01 all 36.68 0.00 1.43 0.24 0.07 61.58 10:40:01 0 33.51 0.00 1.48 0.24 0.07 64.71 10:40:01 1 39.30 0.00 1.45 0.19 0.08 58.98 10:40:01 2 34.31 0.00 1.65 0.84 0.07 63.13 10:40:01 3 37.07 0.00 1.21 0.07 0.07 61.58 10:40:01 4 36.52 0.00 1.36 0.11 0.07 61.94 10:40:01 5 36.51 0.00 1.35 0.14 0.07 61.93 10:40:01 6 37.04 0.00 1.47 0.11 0.08 61.30 10:40:01 7 39.21 0.00 1.45 0.23 0.07 59.05 10:50:17 all 39.14 0.00 1.89 0.28 0.08 58.61 10:50:17 0 38.35 0.00 1.86 0.20 0.08 59.51 10:50:17 1 41.98 0.00 2.01 0.10 0.11 55.80 10:50:17 2 40.00 0.00 1.71 0.14 0.08 58.08 10:50:17 3 41.49 0.00 2.10 0.86 0.08 55.47 10:50:17 4 35.34 0.00 1.89 0.37 0.08 62.32 10:50:17 5 37.20 0.00 1.80 0.13 0.08 60.79 10:50:17 6 36.74 0.00 1.82 0.11 0.07 61.25 10:50:17 7 42.00 0.00 1.92 0.35 0.08 55.65 11:00:01 all 25.42 0.00 1.19 0.30 0.06 73.03 11:00:01 0 21.14 0.00 0.98 0.10 0.05 77.73 11:00:01 1 31.44 0.00 1.59 0.51 0.07 66.39 11:00:01 2 26.06 0.00 1.17 0.07 0.05 72.65 11:00:01 3 24.28 0.00 1.33 0.61 0.07 73.71 11:00:01 4 27.07 0.00 1.26 0.15 0.06 71.46 11:00:01 5 25.47 0.00 1.07 0.43 0.06 72.97 11:00:01 6 25.35 0.00 1.11 0.03 0.06 73.45 11:00:01 7 22.53 0.00 0.97 0.53 0.07 75.90 Average: all 29.78 0.00 1.33 0.23 0.06 68.59 Average: 0 27.09 0.00 1.28 0.16 0.06 71.41 Average: 1 33.02 0.00 1.41 0.20 0.07 65.30 Average: 2 29.64 0.00 1.36 0.30 0.06 68.64 Average: 3 30.66 0.00 1.36 0.40 0.07 67.51 Average: 4 29.10 0.00 1.35 0.19 0.06 69.29 Average: 5 28.98 0.00 1.27 0.23 0.06 69.47 Average: 6 29.16 0.00 1.31 0.08 0.06 69.39 Average: 7 30.62 0.00 1.31 0.31 0.06 67.70