---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33639 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): 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: 5599.94 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 715 11614 4 3659 14931 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:2a:ab:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79542sec preferred_lft 79542sec inet6 fe80::f816:3eff:fe2a:ab19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:4d:d8:4b:6a:1c 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::44d:d8ff:fe4b:6a1c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-33639) 03/25/26 _x86_64_ (4 CPU) 07:35:10 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:11 117.57 21.61 76.98 18.98 717.80 29192.36 238799.06 08:00:11 32.81 8.36 23.26 1.19 163.55 1304.57 1323.79 08:10:01 7.95 0.27 7.26 0.42 14.01 265.70 1308.25 08:20:11 8.42 0.06 7.95 0.41 2.13 506.67 1204.81 08:30:12 17.76 0.03 17.03 0.70 1.00 543.20 599.44 08:40:01 7.12 0.03 6.78 0.31 1.03 219.03 238.29 08:50:04 5.31 0.00 5.13 0.18 0.19 138.69 85.34 09:00:12 5.24 0.02 5.07 0.15 1.58 150.91 92.14 09:10:01 5.30 0.02 5.08 0.21 1.75 153.96 92.39 09:20:12 14.51 0.03 13.97 0.50 3.94 662.69 266.62 Average: 22.38 3.08 16.97 2.33 91.74 3358.65 24762.02 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:11 836788 5007492 10920992 66.70 272460 3830724 12273352 70.45 2326652 12572980 204328 08:00:11 3905012 6401200 9536300 58.24 271652 2280996 10889896 62.51 1987112 9980492 484 08:10:01 7811912 10331804 5609208 34.26 272516 2303648 6898164 39.60 2001552 6063488 332 08:20:11 12685832 15308064 634732 3.88 276672 2401864 1358160 7.80 2029452 1165168 9272 08:30:12 10265492 12955192 2986884 18.24 279496 2466508 3742276 21.48 2045248 3586816 24 08:40:01 8622332 11339392 4601672 28.11 280392 2492988 5299320 30.42 2047120 5222172 284 08:50:04 8707884 11441904 4499160 27.48 280876 2509480 5219044 29.96 2048184 5126980 316 09:00:12 7052984 9807104 6132940 37.46 281300 2529160 6862172 39.39 2050220 6770056 360 09:10:01 6948456 9723644 6216312 37.97 281772 2549768 6957044 39.93 2053840 6882460 420 09:20:12 8301664 11222520 4718676 28.82 286268 2690656 5377108 30.86 2070484 5519248 96 Average: 7513836 10353832 5585688 34.12 278340 2605579 6487654 37.24 2065986 6288986 21592 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:11 lo 14.08 14.08 12.18 12.18 0.00 0.00 0.00 0.00 07:50:11 ens3 50.72 34.60 761.34 3.58 0.00 0.00 0.00 0.00 07:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 38.47 38.47 18.37 18.37 0.00 0.00 0.00 0.00 08:00:11 ens3 1.90 1.43 0.41 0.33 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 25.76 25.76 10.65 10.65 0.00 0.00 0.00 0.00 08:10:01 ens3 1.03 0.63 0.23 0.16 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:11 lo 11.48 11.48 6.28 6.28 0.00 0.00 0.00 0.00 08:20:11 ens3 0.90 0.57 0.23 0.17 0.00 0.00 0.00 0.00 08:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:12 lo 12.81 12.81 7.20 7.20 0.00 0.00 0.00 0.00 08:30:12 ens3 1.05 0.76 0.23 0.18 0.00 0.00 0.00 0.00 08:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 19.01 19.01 8.97 8.97 0.00 0.00 0.00 0.00 08:40:01 ens3 0.84 0.71 0.19 0.15 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:04 lo 19.24 19.24 6.90 6.90 0.00 0.00 0.00 0.00 08:50:04 ens3 1.06 0.57 0.22 1.30 0.00 0.00 0.00 0.00 08:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:12 lo 24.81 24.81 11.09 11.09 0.00 0.00 0.00 0.00 09:00:12 ens3 1.07 0.58 0.29 0.21 0.00 0.00 0.00 0.00 09:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 18.09 18.09 10.63 10.63 0.00 0.00 0.00 0.00 09:10:01 ens3 0.89 0.53 0.21 0.14 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:12 lo 17.73 17.73 9.84 9.84 0.00 0.00 0.00 0.00 09:20:12 ens3 2.03 1.01 0.57 0.39 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.12 20.12 10.21 10.21 0.00 0.00 0.00 0.00 Average: ens3 6.23 4.19 77.55 0.67 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-4c-16g-33639) 03/25/26 _x86_64_ (4 CPU) 07:35:10 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:11 all 60.15 0.00 3.04 5.34 0.15 31.32 07:50:11 0 64.37 0.00 2.86 5.25 0.15 27.38 07:50:11 1 59.21 0.00 3.11 6.72 0.15 30.81 07:50:11 2 58.58 0.00 3.07 3.81 0.15 34.40 07:50:11 3 58.44 0.00 3.10 5.60 0.16 32.70 08:00:11 all 43.34 0.00 1.89 0.14 0.14 54.49 08:00:11 0 43.53 0.00 1.64 0.12 0.14 54.57 08:00:11 1 43.71 0.00 1.89 0.20 0.14 54.06 08:00:11 2 42.99 0.00 2.13 0.08 0.15 54.65 08:00:11 3 43.14 0.00 1.88 0.17 0.14 54.67 08:10:01 all 18.01 0.00 0.97 0.16 0.08 80.78 08:10:01 0 17.99 0.00 0.90 0.07 0.08 80.96 08:10:01 1 17.66 0.00 0.99 0.05 0.08 81.21 08:10:01 2 18.28 0.00 0.96 0.16 0.08 80.51 08:10:01 3 18.12 0.00 1.03 0.34 0.08 80.44 08:20:11 all 15.64 0.00 0.63 0.06 0.07 83.60 08:20:11 0 15.03 0.00 0.63 0.08 0.06 84.21 08:20:11 1 15.45 0.00 0.58 0.03 0.07 83.87 08:20:11 2 15.79 0.00 0.62 0.11 0.07 83.40 08:20:11 3 16.30 0.00 0.68 0.02 0.07 82.93 08:30:12 all 29.24 0.00 0.93 0.49 0.09 69.25 08:30:12 0 29.79 0.00 0.95 0.24 0.09 68.92 08:30:12 1 28.41 0.00 0.90 0.23 0.09 70.36 08:30:12 2 29.45 0.00 0.88 1.39 0.10 68.18 08:30:12 3 29.30 0.00 0.98 0.09 0.09 69.53 08:40:01 all 14.80 0.00 0.56 1.22 0.06 83.36 08:40:01 0 14.51 0.00 0.59 0.54 0.06 84.30 08:40:01 1 15.31 0.00 0.55 0.93 0.07 83.15 08:40:01 2 14.41 0.00 0.56 2.64 0.06 82.33 08:40:01 3 14.98 0.00 0.55 0.76 0.06 83.65 08:50:04 all 8.56 0.00 0.37 0.08 0.06 90.93 08:50:04 0 8.67 0.00 0.32 0.08 0.06 90.87 08:50:04 1 8.49 0.00 0.42 0.14 0.06 90.89 08:50:04 2 8.78 0.00 0.31 0.06 0.05 90.81 08:50:04 3 8.30 0.00 0.42 0.06 0.06 91.17 09:00:12 all 11.32 0.00 0.64 0.09 0.07 87.89 09:00:12 0 11.30 0.00 0.59 0.06 0.06 87.98 09:00:12 1 10.89 0.00 0.58 0.16 0.07 88.31 09:00:12 2 11.64 0.00 0.65 0.05 0.08 87.57 09:00:12 3 11.43 0.00 0.73 0.08 0.07 87.68 09:10:01 all 11.32 0.00 0.54 0.11 0.06 87.96 09:10:01 0 11.31 0.00 0.48 0.10 0.06 88.06 09:10:01 1 11.85 0.00 0.64 0.14 0.06 87.30 09:10:01 2 10.84 0.00 0.57 0.07 0.08 88.44 09:10:01 3 11.27 0.00 0.48 0.14 0.06 88.05 09:20:12 all 20.43 0.00 0.79 0.40 0.08 78.29 09:20:12 0 20.09 0.00 0.72 0.82 0.08 78.30 09:20:12 1 20.09 0.00 0.75 0.26 0.08 78.81 09:20:12 2 20.54 0.00 0.87 0.09 0.08 78.42 09:20:12 3 21.00 0.00 0.84 0.44 0.08 77.64 Average: all 23.34 0.00 1.04 0.82 0.09 74.72 Average: 0 23.73 0.00 0.97 0.74 0.08 74.47 Average: 1 23.16 0.00 1.05 0.89 0.09 74.81 Average: 2 23.18 0.00 1.07 0.85 0.09 74.82 Average: 3 23.29 0.00 1.07 0.78 0.09 74.78