---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23424 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 691 12158 3 3139 14947 Swap: 1023 23 1000 ---> 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:12:26:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79960sec preferred_lft 79960sec inet6 fe80::f816:3eff:fe12:26a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:26:9b:e1:56:08 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::a026:9bff:fee1:5608/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23424) 06/03/26 _x86_64_ (4 CPU) 15:03:30 LINUX RESTART (4 CPU) 15:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:01 68.45 12.05 53.20 3.21 290.35 5043.99 4031.89 15:30:04 33.47 9.77 22.41 1.29 737.66 1437.37 1094.41 15:40:04 10.51 2.81 7.31 0.39 50.52 252.55 1178.40 15:50:04 15.07 0.61 13.81 0.65 13.36 694.12 1027.13 16:00:04 14.34 0.23 13.46 0.65 6.23 437.59 410.83 16:10:04 5.15 0.04 4.96 0.15 1.07 140.53 90.49 16:20:04 5.49 0.10 5.21 0.18 2.41 157.12 103.15 16:30:04 5.25 0.25 4.80 0.20 12.04 153.72 226.16 16:40:04 12.00 0.28 11.15 0.57 12.04 711.69 144.92 16:50:01 6.24 0.54 5.53 0.16 97.51 191.04 79.52 Average: 17.59 2.67 14.17 0.74 122.52 920.86 837.87 15:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 3227708 4573592 11355848 69.36 248536 1218512 13134192 75.39 1055444 11635824 632 15:30:04 3435904 5280588 10648708 65.04 261572 1703596 11326908 65.02 1202940 11276992 2656 15:40:04 7929564 9805164 6127916 37.43 262760 1733364 6955268 39.92 1221364 6788292 276 15:50:04 11597852 13606040 2329888 14.23 268260 1859636 3083812 17.70 1276628 3078248 364 16:00:04 9429660 11506040 4428564 27.05 271040 1925028 5233040 30.04 1284372 5234356 392 16:10:04 9220104 11315184 4619412 28.21 271484 1943300 5325264 30.57 1285932 5435804 376 16:20:04 7864252 9981572 5952164 36.35 272020 1964992 6742928 38.70 1288656 6783316 484 16:30:04 7840176 9983800 5949880 36.34 272924 1990396 6737508 38.67 1294100 6796272 312 16:40:04 9117432 11425128 4509268 27.54 277424 2144156 5273076 30.27 1312260 5509076 364 16:50:01 12666640 15416908 519700 3.17 278264 2585716 1215584 6.98 1355440 1933356 384484 Average: 8232929 10289402 5644135 34.47 268428 1906870 6502758 37.33 1257714 6447154 39034 15:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 23.57 23.57 19.41 19.41 0.00 0.00 0.00 0.00 15:20:01 ens3 2.24 1.83 1.02 0.44 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:04 lo 48.99 48.99 22.10 22.10 0.00 0.00 0.00 0.00 15:30:04 ens3 1.78 1.68 0.43 0.38 0.00 0.00 0.00 0.00 15:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:04 lo 18.83 18.83 8.97 8.97 0.00 0.00 0.00 0.00 15:40:04 ens3 1.17 1.00 0.20 1.02 0.00 0.00 0.00 0.00 15:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:04 lo 9.34 9.34 4.64 4.64 0.00 0.00 0.00 0.00 15:50:04 ens3 0.89 0.76 0.27 0.20 0.00 0.00 0.00 0.00 15:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:04 lo 19.19 19.19 9.79 9.79 0.00 0.00 0.00 0.00 16:00:04 ens3 0.87 0.73 0.21 0.18 0.00 0.00 0.00 0.00 16:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:04 lo 21.20 21.20 8.87 8.87 0.00 0.00 0.00 0.00 16:10:04 ens3 0.63 0.68 0.15 0.12 0.00 0.00 0.00 0.00 16:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:04 lo 26.30 26.30 11.01 11.01 0.00 0.00 0.00 0.00 16:20:04 ens3 0.79 0.51 0.20 0.15 0.00 0.00 0.00 0.00 16:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:04 lo 17.36 17.36 10.24 10.24 0.00 0.00 0.00 0.00 16:30:04 ens3 0.81 0.57 0.20 0.13 0.00 0.00 0.00 0.00 16:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:04 lo 19.03 19.03 10.62 10.62 0.00 0.00 0.00 0.00 16:40:04 ens3 0.97 0.87 0.26 0.22 0.00 0.00 0.00 0.00 16:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 33.23 33.23 12.90 12.90 0.00 0.00 0.00 0.00 16:50:01 ens3 1.27 0.94 0.33 0.27 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.71 23.71 11.85 11.85 0.00 0.00 0.00 0.00 Average: ens3 1.14 0.96 0.33 0.31 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-4c-16g-23424) 06/03/26 _x86_64_ (4 CPU) 15:03:30 LINUX RESTART (4 CPU) 15:10:04 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 58.56 0.00 2.22 0.31 0.13 38.78 15:20:01 0 59.43 0.00 2.37 0.29 0.13 37.78 15:20:01 1 58.24 0.00 2.24 0.39 0.12 39.00 15:20:01 2 58.29 0.00 2.14 0.22 0.13 39.22 15:20:01 3 58.27 0.00 2.12 0.35 0.12 39.13 15:30:04 all 42.43 0.00 1.62 0.26 0.12 55.57 15:30:04 0 41.81 0.00 1.52 0.21 0.13 56.34 15:30:04 1 42.64 0.00 1.61 0.39 0.12 55.24 15:30:04 2 42.64 0.00 1.65 0.19 0.12 55.39 15:30:04 3 42.64 0.00 1.69 0.23 0.12 55.31 15:40:04 all 17.75 0.00 0.85 0.06 0.08 81.26 15:40:04 0 18.00 0.00 0.78 0.11 0.07 81.04 15:40:04 1 17.90 0.00 0.84 0.04 0.08 81.14 15:40:04 2 17.20 0.00 0.93 0.03 0.08 81.75 15:40:04 3 17.89 0.00 0.87 0.04 0.08 81.12 15:50:04 all 22.15 0.00 0.85 0.50 0.08 76.42 15:50:04 0 21.65 0.00 0.75 0.12 0.07 77.41 15:50:04 1 22.10 0.00 0.85 1.06 0.08 75.92 15:50:04 2 23.38 0.00 0.88 0.24 0.08 75.42 15:50:04 3 21.48 0.00 0.92 0.58 0.08 76.94 16:00:04 all 25.66 0.00 0.80 0.06 0.08 73.40 16:00:04 0 25.23 0.00 0.87 0.08 0.08 73.74 16:00:04 1 25.65 0.00 0.76 0.07 0.08 73.43 16:00:04 2 25.98 0.00 0.72 0.05 0.08 73.18 16:00:04 3 25.76 0.00 0.86 0.05 0.08 73.26 16:10:04 all 8.77 0.00 0.50 0.14 0.06 90.54 16:10:04 0 8.48 0.00 0.49 0.15 0.06 90.82 16:10:04 1 8.57 0.00 0.55 0.20 0.06 90.61 16:10:04 2 9.00 0.00 0.49 0.14 0.06 90.32 16:10:04 3 9.05 0.00 0.45 0.05 0.05 90.40 16:20:04 all 10.69 0.00 0.46 0.03 0.06 88.76 16:20:04 0 10.53 0.00 0.54 0.04 0.06 88.83 16:20:04 1 10.74 0.00 0.49 0.02 0.06 88.68 16:20:04 2 11.04 0.00 0.42 0.03 0.07 88.45 16:20:04 3 10.46 0.00 0.39 0.03 0.06 89.06 16:30:04 all 10.24 0.00 0.54 0.02 0.06 89.14 16:30:04 0 9.96 0.00 0.53 0.04 0.06 89.40 16:30:04 1 10.59 0.00 0.58 0.01 0.07 88.75 16:30:04 2 10.29 0.00 0.59 0.02 0.07 89.03 16:30:04 3 10.10 0.00 0.45 0.01 0.06 89.38 16:40:04 all 20.68 0.00 0.84 0.06 0.08 78.34 16:40:04 0 20.18 0.00 0.85 0.06 0.08 78.84 16:40:04 1 20.36 0.00 0.87 0.02 0.09 78.66 16:40:04 2 21.26 0.00 0.82 0.11 0.08 77.73 16:40:04 3 20.93 0.00 0.80 0.05 0.07 78.15 16:50:01 all 11.09 0.00 0.48 0.03 0.07 88.34 16:50:01 0 10.95 0.00 0.56 0.04 0.07 88.38 16:50:01 1 10.93 0.00 0.44 0.04 0.07 88.51 16:50:01 2 11.25 0.00 0.49 0.03 0.07 88.17 16:50:01 3 11.22 0.00 0.43 0.01 0.07 88.27 Average: all 22.78 0.00 0.91 0.15 0.08 76.07 Average: 0 22.60 0.00 0.93 0.11 0.08 76.28 Average: 1 22.75 0.00 0.92 0.22 0.08 76.02 Average: 2 23.02 0.00 0.91 0.11 0.08 75.88 Average: 3 22.76 0.00 0.90 0.14 0.08 76.13