---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65103 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 895 24936 4 6260 30729 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:49:d9:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81366sec preferred_lft 81366sec inet6 fe80::f816:3eff:fe49:d901/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:cc:dc:c0:03:d2 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65103) 04/01/26 _x86_64_ (8 CPU) 12:17:17 LINUX RESTART (8 CPU) 12:20:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:07 1.49 0.04 1.43 0.01 1.88 17.64 228.22 12:40:36 14.43 0.01 1.27 13.16 0.19 14.38 490095.23 12:50:36 1.28 0.00 1.28 0.00 0.00 14.20 0.00 13:00:06 33.98 1.46 31.98 0.54 108.45 1209.80 398.17 13:10:16 29.83 3.29 24.16 2.38 166.49 5165.41 7785.35 13:20:29 32.91 0.11 28.57 4.23 5.11 2500.69 6870.92 13:30:36 34.09 0.02 29.68 4.40 0.16 2973.59 17604.06 13:40:10 16.04 0.31 13.98 1.75 12.24 5849.69 3778.56 Average: 20.60 0.65 16.53 3.42 36.63 2212.92 69214.92 12:20:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:07 30233480 31874624 512148 1.56 60088 1919072 1539780 4.54 199428 2132476 172 12:40:36 30221548 31873412 513312 1.56 60780 1929036 1519688 4.48 210072 2133880 8 12:50:36 30223848 31876100 510252 1.55 61172 1929052 1519752 4.48 210436 2135512 4 13:00:06 29409136 31600680 750500 2.28 99608 2399876 1542616 4.55 320060 2775556 277416 13:10:16 26405232 29821860 2489872 7.58 160840 3491476 2614316 7.71 692372 5334828 63352 13:20:29 25465856 29305828 3000704 9.13 197884 3836176 3019468 8.90 813576 6088644 37104 13:30:36 24667880 29022080 3279960 9.98 220720 4287632 3503300 10.33 937700 6717536 21468 13:40:10 25649732 31567624 729164 2.22 233548 5784240 1341564 3.96 1516024 5092648 56 Average: 27784589 30867776 1473239 4.48 136830 3197070 2075060 6.12 612458 4051385 49948 12:20:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:07 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:07 ens3 0.48 0.19 0.17 0.09 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:36 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:36 ens3 0.34 0.13 0.10 0.06 0.00 0.00 0.00 0.00 12:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:36 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:50:36 ens3 0.35 0.12 0.11 0.06 0.00 0.00 0.00 0.00 12:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:06 lo 0.21 0.21 0.03 0.03 0.00 0.00 0.00 0.00 13:00:06 ens3 38.21 24.67 260.47 6.40 0.00 0.00 0.00 0.00 13:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:16 lo 842.87 842.87 802.58 802.58 0.00 0.00 0.00 0.00 13:10:16 ens3 123.51 93.92 865.29 23.51 0.00 0.00 0.00 0.00 13:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:29 lo 1820.01 1820.01 1732.95 1732.95 0.00 0.00 0.00 0.00 13:20:29 ens3 48.52 33.72 18.37 13.36 0.00 0.00 0.00 0.00 13:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:36 lo 1699.61 1699.61 1618.42 1618.42 0.00 0.00 0.00 0.00 13:30:36 ens3 50.88 37.57 19.40 15.38 0.00 0.00 0.00 0.00 13:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:10 lo 181.87 181.87 156.33 156.33 0.00 0.00 0.00 0.00 13:40:10 ens3 133.89 135.56 226.95 1009.46 0.00 0.00 0.00 0.00 13:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 579.10 579.10 549.33 549.33 0.00 0.00 0.00 0.00 Average: ens3 49.29 40.42 173.85 128.94 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65103) 04/01/26 _x86_64_ (8 CPU) 12:17:17 LINUX RESTART (8 CPU) 12:20:36 CPU %user %nice %system %iowait %steal %idle 12:30:07 all 0.03 0.00 0.02 0.00 0.01 99.95 12:30:07 0 0.01 0.00 0.01 0.00 0.01 99.97 12:30:07 1 0.03 0.00 0.02 0.02 0.01 99.92 12:30:07 2 0.02 0.00 0.01 0.00 0.01 99.96 12:30:07 3 0.02 0.00 0.02 0.00 0.01 99.96 12:30:07 4 0.01 0.00 0.01 0.00 0.00 99.98 12:30:07 5 0.08 0.00 0.01 0.00 0.01 99.90 12:30:07 6 0.01 0.00 0.01 0.01 0.01 99.96 12:30:07 7 0.03 0.00 0.03 0.00 0.02 99.92 12:40:36 all 0.08 0.00 0.02 0.02 0.01 99.87 12:40:36 0 0.02 0.00 0.02 0.00 0.01 99.95 12:40:36 1 0.02 0.00 0.02 0.02 0.01 99.92 12:40:36 2 0.02 0.00 0.02 0.00 0.01 99.95 12:40:36 3 0.03 0.00 0.03 0.00 0.01 99.93 12:40:36 4 0.01 0.00 0.03 0.12 0.00 99.83 12:40:36 5 0.56 0.00 0.00 0.00 0.01 99.43 12:40:36 6 0.00 0.00 0.01 0.00 0.01 99.98 12:40:36 7 0.00 0.00 0.00 0.00 0.00 99.99 12:50:36 all 0.09 0.00 0.02 0.00 0.01 99.88 12:50:36 0 0.02 0.00 0.03 0.00 0.02 99.92 12:50:36 1 0.07 0.00 0.02 0.02 0.01 99.89 12:50:36 2 0.01 0.00 0.02 0.00 0.01 99.96 12:50:36 3 0.02 0.00 0.02 0.00 0.01 99.94 12:50:36 4 0.01 0.00 0.01 0.00 0.01 99.97 12:50:36 5 0.55 0.00 0.02 0.00 0.01 99.42 12:50:36 6 0.00 0.00 0.01 0.01 0.01 99.97 12:50:36 7 0.00 0.00 0.00 0.00 0.00 99.99 13:00:06 all 1.21 0.00 0.15 0.11 0.02 98.51 13:00:06 0 1.40 0.00 0.19 0.01 0.02 98.38 13:00:06 1 1.65 0.00 0.21 0.15 0.02 97.97 13:00:06 2 0.73 0.00 0.13 0.01 0.01 99.12 13:00:06 3 0.78 0.00 0.09 0.02 0.01 99.10 13:00:06 4 2.16 0.00 0.19 0.03 0.01 97.61 13:00:06 5 0.93 0.00 0.10 0.02 0.08 98.86 13:00:06 6 1.46 0.00 0.22 0.39 0.01 97.91 13:00:06 7 0.54 0.00 0.08 0.22 0.01 99.15 13:10:16 all 32.72 0.00 1.35 0.05 0.07 65.80 13:10:16 0 28.98 0.00 1.10 0.06 0.07 69.79 13:10:16 1 35.22 0.00 1.47 0.13 0.08 63.10 13:10:16 2 33.65 0.00 1.49 0.05 0.07 64.73 13:10:16 3 34.43 0.00 1.35 0.01 0.07 64.14 13:10:16 4 28.02 0.00 1.32 0.03 0.06 70.57 13:10:16 5 35.03 0.00 1.42 0.03 0.07 63.45 13:10:16 6 30.84 0.00 1.24 0.06 0.07 67.78 13:10:16 7 35.60 0.00 1.43 0.06 0.07 62.85 13:20:29 all 35.05 0.00 1.66 0.09 0.08 63.12 13:20:29 0 35.47 0.00 1.60 0.06 0.08 62.79 13:20:29 1 35.42 0.00 1.67 0.11 0.09 62.71 13:20:29 2 35.85 0.00 1.90 0.05 0.08 62.13 13:20:29 3 31.71 0.00 1.82 0.08 0.08 66.31 13:20:29 4 38.94 0.00 1.53 0.04 0.10 59.40 13:20:29 5 34.97 0.00 1.66 0.05 0.08 63.23 13:20:29 6 31.63 0.00 1.43 0.27 0.09 66.59 13:20:29 7 36.44 0.00 1.66 0.06 0.08 61.76 13:30:36 all 36.98 0.00 1.80 0.09 0.09 61.04 13:30:36 0 33.04 0.00 1.57 0.04 0.09 65.26 13:30:36 1 39.35 0.00 1.90 0.25 0.09 58.40 13:30:36 2 37.45 0.00 1.89 0.07 0.10 60.50 13:30:36 3 38.62 0.00 1.82 0.15 0.09 59.32 13:30:36 4 37.02 0.00 2.03 0.03 0.09 60.83 13:30:36 5 36.17 0.00 1.78 0.10 0.09 61.86 13:30:36 6 38.30 0.00 1.96 0.08 0.10 59.57 13:30:36 7 35.91 0.00 1.41 0.03 0.09 62.56 13:40:10 all 11.87 0.00 0.59 0.18 0.08 87.28 13:40:10 0 6.84 0.00 0.40 0.01 0.06 92.69 13:40:10 1 16.07 0.00 0.65 0.12 0.04 83.12 13:40:10 2 18.79 0.00 0.96 0.15 0.05 80.05 13:40:10 3 13.81 0.00 0.67 0.65 0.11 84.77 13:40:10 4 11.27 0.00 0.47 0.01 0.10 88.15 13:40:10 5 8.29 0.00 0.43 0.02 0.04 91.22 13:40:10 6 7.82 0.00 0.52 0.06 0.09 91.50 13:40:10 7 12.09 0.00 0.65 0.41 0.14 86.71 Average: all 14.95 0.00 0.71 0.07 0.05 84.23 Average: 0 13.43 0.00 0.62 0.02 0.04 85.88 Average: 1 16.16 0.00 0.75 0.10 0.04 82.94 Average: 2 15.98 0.00 0.81 0.04 0.04 83.12 Average: 3 15.11 0.00 0.74 0.11 0.05 83.99 Average: 4 14.87 0.00 0.71 0.03 0.05 84.35 Average: 5 14.79 0.00 0.69 0.03 0.05 84.45 Average: 6 13.95 0.00 0.68 0.11 0.05 85.21 Average: 7 15.28 0.00 0.67 0.10 0.05 83.91