---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-36421 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: 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: 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 738 10970 3 4279 14907 Swap: 1023 1 1022 ---> 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:4e:66:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79944sec preferred_lft 79944sec inet6 fe80::f816:3eff:fe4e:6640/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:4d:f5:42:d8:07 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::9c4d:f5ff:fe42:d807/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-36421) 07/16/26 _x86_64_ (4 CPU) 13:05:51 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 84.07 3.74 76.18 4.15 169.00 31936.38 18802.99 13:30:00 53.46 23.62 28.19 1.66 323.71 1730.75 1175.91 13:40:00 14.72 0.24 13.76 0.72 17.83 422.95 623.99 13:50:00 12.58 0.02 12.00 0.55 0.88 621.61 375.56 14:00:00 14.88 0.01 14.18 0.68 0.56 490.05 1003.41 14:10:00 7.93 0.03 7.58 0.31 1.53 230.51 100.53 14:20:00 21.20 0.13 5.29 15.78 3.95 162.25 210722.77 14:30:00 5.02 0.00 4.82 0.20 0.31 156.76 53.21 14:40:00 9.26 0.02 8.84 0.41 0.48 570.72 98.27 14:50:00 7.14 0.02 6.80 0.33 0.87 289.81 287.23 Average: 23.03 2.78 17.76 2.48 51.91 3661.42 23324.39 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 1191108 5429612 10493616 64.09 255276 3887272 12015540 68.97 2118432 12395312 1908 13:30:00 919080 3917156 12017148 73.40 264080 2765476 12779884 73.36 2156208 12767708 356 13:40:00 1485800 4517112 11418308 69.74 265800 2796988 12667172 72.71 2170068 12191268 440 13:50:00 11534020 14698308 1243148 7.59 270772 2921964 1984648 11.39 2220892 2116440 11408 14:00:00 8177008 11408136 4531340 27.68 272980 2986520 5264800 30.22 2225964 5456620 100 14:10:00 8110484 11374396 4565120 27.88 273772 3018476 5377936 30.87 2228452 5509468 424 14:20:00 6687060 9980784 5957808 36.39 276420 3045648 6747824 38.73 2237964 6925536 208 14:30:00 6602648 9919644 6018988 36.76 277076 3068292 6751836 38.76 2241556 7004388 128 14:40:00 7904032 11350712 4588484 28.02 281188 3188816 5285076 30.34 2250972 5696904 380 14:50:00 7027988 10527816 5411092 33.05 282188 3240752 6136764 35.22 2270024 6549100 160 Average: 5963923 9312368 6624505 40.46 271955 3092020 7501148 43.06 2212053 7661274 1551 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 9.49 9.49 9.78 9.78 0.00 0.00 0.00 0.00 13:20:00 ens3 67.83 43.79 1002.17 4.38 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 39.57 39.57 22.40 22.40 0.00 0.00 0.00 0.00 13:30:00 ens3 1.75 1.59 0.40 0.35 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 32.19 32.19 14.50 14.50 0.00 0.00 0.00 0.00 13:40:00 ens3 1.20 0.93 0.24 0.20 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 19.06 19.06 7.65 7.65 0.00 0.00 0.00 0.00 13:50:00 ens3 0.86 0.71 0.23 0.18 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 17.14 17.14 8.42 8.42 0.00 0.00 0.00 0.00 14:00:00 ens3 0.86 0.72 0.20 0.17 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 lo 18.12 18.12 9.16 9.16 0.00 0.00 0.00 0.00 14:10:00 ens3 0.68 0.56 0.15 0.11 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 27.40 27.40 11.08 11.08 0.00 0.00 0.00 0.00 14:20:00 ens3 0.52 0.40 0.10 0.08 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:00 lo 19.39 19.39 10.40 10.40 0.00 0.00 0.00 0.00 14:30:00 ens3 0.64 0.64 0.13 0.12 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 18.09 18.09 10.37 10.37 0.00 0.00 0.00 0.00 14:40:00 ens3 1.28 1.20 0.33 1.36 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 21.87 21.87 9.32 9.32 0.00 0.00 0.00 0.00 14:50:00 ens3 0.74 0.64 0.15 0.13 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.23 22.23 11.31 11.31 0.00 0.00 0.00 0.00 Average: ens3 7.64 5.12 100.42 0.71 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-36421) 07/16/26 _x86_64_ (4 CPU) 13:05:51 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 52.92 0.00 2.47 3.11 0.11 41.39 13:20:00 0 55.01 0.00 2.45 2.49 0.11 39.94 13:20:00 1 51.13 0.00 2.39 3.40 0.11 42.97 13:20:00 2 50.72 0.00 2.56 3.18 0.11 43.43 13:20:00 3 54.81 0.00 2.47 3.38 0.12 39.23 13:30:00 all 58.67 0.00 2.16 0.11 0.15 38.91 13:30:00 0 57.73 0.00 2.09 0.14 0.14 39.89 13:30:00 1 59.91 0.00 2.14 0.10 0.15 37.70 13:30:00 2 58.94 0.00 2.13 0.07 0.15 38.70 13:30:00 3 58.09 0.00 2.26 0.15 0.15 39.35 13:40:00 all 31.23 0.00 1.28 0.04 0.10 67.35 13:40:00 0 30.68 0.00 1.30 0.04 0.10 67.88 13:40:00 1 32.00 0.00 1.13 0.06 0.10 66.71 13:40:00 2 31.60 0.00 1.34 0.03 0.11 66.92 13:40:00 3 30.64 0.00 1.35 0.03 0.10 67.88 13:50:00 all 19.68 0.00 0.90 0.07 0.08 79.27 13:50:00 0 20.78 0.00 0.91 0.06 0.08 78.17 13:50:00 1 18.74 0.00 0.81 0.05 0.08 80.31 13:50:00 2 19.34 0.00 0.99 0.03 0.09 79.55 13:50:00 3 19.88 0.00 0.87 0.12 0.08 79.05 14:00:00 all 27.83 0.00 0.96 0.08 0.08 71.05 14:00:00 0 27.67 0.00 0.87 0.07 0.09 71.30 14:00:00 1 28.45 0.00 1.03 0.13 0.08 70.31 14:00:00 2 27.10 0.00 0.95 0.09 0.09 71.78 14:00:00 3 28.09 0.00 0.97 0.04 0.09 70.80 14:10:00 all 14.79 0.00 0.63 0.04 0.06 84.48 14:10:00 0 14.44 0.00 0.61 0.02 0.06 84.87 14:10:00 1 15.18 0.00 0.63 0.02 0.06 84.11 14:10:00 2 14.93 0.00 0.68 0.09 0.06 84.24 14:10:00 3 14.61 0.00 0.60 0.04 0.06 84.69 14:20:00 all 11.14 0.00 0.53 0.04 0.06 88.23 14:20:00 0 11.40 0.00 0.53 0.10 0.06 87.91 14:20:00 1 10.59 0.00 0.54 0.03 0.06 88.79 14:20:00 2 11.61 0.00 0.59 0.01 0.06 87.73 14:20:00 3 10.96 0.00 0.46 0.04 0.06 88.48 14:30:00 all 10.67 0.00 0.49 0.03 0.06 88.75 14:30:00 0 10.85 0.00 0.44 0.01 0.06 88.63 14:30:00 1 10.31 0.00 0.54 0.05 0.07 89.03 14:30:00 2 11.10 0.00 0.52 0.04 0.06 88.28 14:30:00 3 10.41 0.00 0.46 0.02 0.06 89.05 14:40:00 all 14.56 0.00 0.57 0.06 0.06 84.75 14:40:00 0 14.44 0.00 0.56 0.05 0.06 84.89 14:40:00 1 14.62 0.00 0.53 0.03 0.06 84.76 14:40:00 2 13.49 0.00 0.59 0.08 0.07 85.77 14:40:00 3 15.67 0.00 0.61 0.08 0.07 83.58 14:50:00 all 18.59 0.00 0.80 0.03 0.09 80.49 14:50:00 0 18.48 0.00 0.79 0.03 0.09 80.61 14:50:00 1 18.80 0.00 0.88 0.03 0.09 80.20 14:50:00 2 18.24 0.00 0.70 0.05 0.09 80.93 14:50:00 3 18.84 0.00 0.81 0.02 0.09 80.24 Average: all 26.01 0.00 1.08 0.36 0.09 72.47 Average: 0 26.14 0.00 1.06 0.30 0.08 72.41 Average: 1 25.97 0.00 1.06 0.39 0.09 72.49 Average: 2 25.70 0.00 1.11 0.37 0.09 72.74 Average: 3 26.20 0.00 1.09 0.39 0.09 72.23