---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17382 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: 5599.86 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 721 11950 4 3317 14925 Swap: 1023 31 992 ---> 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:8d:b5:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79332sec preferred_lft 79332sec inet6 fe80::f816:3eff:fe8d:b5f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:74:7e:20:fd:f2 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::7474:7eff:fe20:fdf2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-17382) 05/21/26 _x86_64_ (4 CPU) 08:51:08 LINUX RESTART (4 CPU) 09:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:00 66.48 16.90 46.80 2.78 878.49 5155.22 3723.48 09:20:01 31.97 1.08 14.24 16.65 27.48 352.15 210665.43 09:30:08 8.03 0.29 7.37 0.37 13.80 251.91 1429.81 09:40:01 13.88 2.00 11.39 0.49 31.86 564.79 1242.17 09:50:00 16.63 0.05 15.89 0.70 1.39 501.96 884.48 10:00:00 7.04 0.04 6.67 0.32 1.05 210.72 120.73 10:10:01 4.09 0.03 3.93 0.13 1.94 134.10 49.64 10:20:01 6.55 0.00 6.29 0.25 0.32 177.24 291.20 10:30:08 2.47 0.03 2.44 0.00 1.54 41.59 0.05 10:40:01 13.11 0.02 12.52 0.58 0.80 700.87 581.44 Average: 16.94 2.02 12.69 2.23 94.71 801.50 21979.38 09:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:00 5694080 7714796 8224816 50.23 270424 1854164 10240680 58.78 1329580 8901820 844 09:20:01 5115328 7169792 8770292 53.57 273100 1885048 9511896 54.60 1371752 9418016 276 09:30:08 7672788 9753644 6187448 37.79 274232 1910304 6948776 39.89 1381144 6856928 296 09:40:01 9379244 11572500 4371116 26.70 279104 2015612 5181796 29.74 1437316 5120152 292 09:50:00 9290788 11559396 4384244 26.78 281624 2088340 5198740 29.84 1444632 5202220 172 10:00:00 9297416 11597728 4346056 26.54 282396 2119204 5151184 29.57 1447228 5186148 348 10:10:01 10013956 12336492 3607760 22.03 282644 2141180 4878924 28.00 1449576 4480440 368 10:20:01 7725164 10071088 5871644 35.86 283608 2163584 6681976 38.35 1453536 6754608 472 10:30:08 7478736 9827040 6115472 37.35 283848 2165720 6866856 39.42 1454296 6992192 84 10:40:01 8865980 11367388 4576024 27.95 287996 2309268 5236760 30.06 1471116 5596328 308 Average: 8053348 10296986 5645487 34.48 279898 2065242 6589759 37.83 1424018 6450885 346 09:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:00 lo 28.32 28.32 21.05 21.05 0.00 0.00 0.00 0.00 09:10:00 ens3 2.05 2.12 0.64 0.78 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 45.01 45.01 19.60 19.60 0.00 0.00 0.00 0.00 09:20:01 ens3 1.70 1.39 0.43 0.34 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:08 lo 15.01 15.01 7.36 7.36 0.00 0.00 0.00 0.00 09:30:08 ens3 0.64 0.41 0.18 0.13 0.00 0.00 0.00 0.00 09:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 8.82 8.82 4.03 4.03 0.00 0.00 0.00 0.00 09:40:01 ens3 5.86 4.26 3.77 2.65 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:00 lo 17.11 17.11 8.60 8.60 0.00 0.00 0.00 0.00 09:50:00 ens3 1.14 0.87 0.33 0.25 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 16.75 16.75 8.57 8.57 0.00 0.00 0.00 0.00 10:00:00 ens3 0.82 0.71 0.20 0.16 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 22.73 22.73 7.43 7.43 0.00 0.00 0.00 0.00 10:10:01 ens3 0.37 0.25 0.08 0.05 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 21.75 21.75 12.05 12.05 0.00 0.00 0.00 0.00 10:20:01 ens3 0.70 0.58 0.15 0.12 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 lo 12.62 12.62 6.96 6.96 0.00 0.00 0.00 0.00 10:30:08 ens3 0.46 0.37 0.10 0.08 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 17.72 17.72 9.87 9.87 0.00 0.00 0.00 0.00 10:40:01 ens3 1.28 0.91 0.39 0.29 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 Average: lo 20.58 20.58 10.54 10.54 0.00 0.00 0.00 0.00 Average: ens3 1.49 1.18 0.62 0.48 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-17382) 05/21/26 _x86_64_ (4 CPU) 08:51:08 LINUX RESTART (4 CPU) 09:00:08 CPU %user %nice %system %iowait %steal %idle 09:10:00 all 58.15 0.00 2.19 0.23 0.10 39.33 09:10:00 0 58.17 0.00 2.18 0.19 0.10 39.36 09:10:00 1 57.61 0.00 2.36 0.23 0.10 39.71 09:10:00 2 58.16 0.00 2.10 0.31 0.10 39.33 09:10:00 3 58.67 0.00 2.13 0.19 0.10 38.92 09:20:01 all 32.73 0.00 1.28 0.06 0.11 65.83 09:20:01 0 33.01 0.00 1.27 0.03 0.11 65.58 09:20:01 1 32.90 0.00 1.37 0.10 0.11 65.54 09:20:01 2 32.69 0.00 1.32 0.05 0.10 65.84 09:20:01 3 32.31 0.00 1.18 0.05 0.11 66.36 09:30:08 all 16.58 0.00 0.74 0.03 0.09 82.57 09:30:08 0 16.86 0.00 0.72 0.02 0.09 82.31 09:30:08 1 17.13 0.00 0.76 0.03 0.09 81.99 09:30:08 2 16.64 0.00 0.78 0.01 0.09 82.47 09:30:08 3 15.68 0.00 0.69 0.04 0.09 83.49 09:40:01 all 15.23 0.00 0.59 0.05 0.08 84.05 09:40:01 0 14.76 0.00 0.51 0.04 0.08 84.61 09:40:01 1 15.85 0.00 0.61 0.05 0.09 83.40 09:40:01 2 15.26 0.00 0.58 0.09 0.09 83.98 09:40:01 3 15.04 0.00 0.65 0.02 0.07 84.22 09:50:00 all 25.04 0.00 0.74 0.06 0.08 74.08 09:50:00 0 25.20 0.00 0.72 0.03 0.08 73.97 09:50:00 1 24.32 0.00 0.81 0.07 0.09 74.72 09:50:00 2 25.67 0.00 0.81 0.12 0.08 73.33 09:50:00 3 24.96 0.00 0.60 0.03 0.09 74.31 10:00:00 all 13.07 0.00 0.46 0.02 0.09 86.36 10:00:00 0 13.06 0.00 0.46 0.01 0.09 86.38 10:00:00 1 13.22 0.00 0.52 0.01 0.09 86.16 10:00:00 2 12.90 0.00 0.47 0.02 0.09 86.52 10:00:00 3 13.09 0.00 0.39 0.03 0.08 86.40 10:10:01 all 6.60 0.00 0.30 0.01 0.08 93.00 10:10:01 0 6.63 0.00 0.28 0.00 0.08 93.01 10:10:01 1 6.18 0.00 0.35 0.01 0.09 93.37 10:10:01 2 6.74 0.00 0.29 0.00 0.08 92.88 10:10:01 3 6.84 0.00 0.29 0.03 0.09 92.75 10:20:01 all 13.27 0.00 0.48 0.02 0.09 86.14 10:20:01 0 12.43 0.00 0.48 0.02 0.09 86.98 10:20:01 1 13.87 0.00 0.56 0.03 0.10 85.44 10:20:01 2 13.74 0.00 0.39 0.00 0.09 85.78 10:20:01 3 13.06 0.00 0.47 0.03 0.08 86.36 10:30:08 all 2.07 0.00 0.18 0.01 0.09 97.65 10:30:08 0 1.86 0.00 0.18 0.00 0.08 97.88 10:30:08 1 2.15 0.00 0.23 0.02 0.09 97.51 10:30:08 2 2.28 0.00 0.16 0.02 0.10 97.44 10:30:08 3 2.00 0.00 0.15 0.00 0.08 97.76 10:40:01 all 19.27 0.00 0.72 0.04 0.09 79.88 10:40:01 0 19.51 0.00 0.75 0.03 0.09 79.62 10:40:01 1 19.61 0.00 0.69 0.03 0.09 79.58 10:40:01 2 19.73 0.00 0.76 0.01 0.10 79.40 10:40:01 3 18.23 0.00 0.67 0.10 0.09 80.91 Average: all 20.13 0.00 0.77 0.05 0.09 78.97 Average: 0 20.08 0.00 0.75 0.04 0.09 79.05 Average: 1 20.21 0.00 0.82 0.06 0.09 78.82 Average: 2 20.30 0.00 0.77 0.06 0.09 78.78 Average: 3 19.92 0.00 0.72 0.05 0.09 79.22