---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-994 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: 5599.99 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 712 10711 3 4565 14934 Swap: 1023 2 1021 ---> 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:78:30:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79269sec preferred_lft 79269sec inet6 fe80::f816:3eff:fe78:3092/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:27:fb:28:0d:56 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::d827:fbff:fe28:d56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-994) 04/07/26 _x86_64_ (4 CPU) 14:31:23 LINUX RESTART (4 CPU) 14:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:12 75.47 23.97 48.73 2.77 304.50 5407.79 4077.20 15:00:01 25.27 12.41 12.22 0.64 148.19 354.38 703.14 15:10:12 7.31 0.03 6.89 0.38 2.72 244.44 456.21 15:20:12 12.11 0.10 11.50 0.51 4.95 588.32 352.00 15:30:01 16.77 0.02 16.05 0.70 0.60 548.95 692.33 15:40:14 6.94 0.02 6.68 0.24 1.12 170.57 89.96 15:50:21 3.77 0.01 3.64 0.12 0.54 121.62 7.56 16:00:01 7.50 0.01 7.11 0.37 1.10 271.84 105.51 16:10:28 20.37 0.07 5.44 14.85 0.90 181.28 199644.53 16:20:17 9.12 0.03 8.68 0.41 3.91 599.43 385.52 Average: 18.45 3.64 12.65 2.16 46.52 846.04 21554.89 14:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:12 1451692 4664148 11268984 68.83 263828 2941652 12503256 71.77 2026868 12306360 732 15:00:01 3820532 7105592 8828308 53.92 270532 3004308 9539596 54.76 2099856 9867748 80 15:10:12 5461888 8769556 7167676 43.78 271728 3025688 8502692 48.81 2107512 8246568 312 15:20:12 8218940 11644408 4293968 26.23 276500 3134452 5149652 29.56 2133092 5465500 100 15:30:01 7965800 11472888 4465336 27.27 278548 3214128 5223604 29.98 2139464 5711748 76 15:40:14 10016744 13557624 2381560 14.55 279168 3247300 3538756 20.31 2141384 3667536 16828 15:50:21 11737512 15301692 637616 3.89 279676 3270288 1361624 7.82 2143368 1926232 19068 16:00:01 6499260 10087388 5850036 35.73 280608 3293076 6670880 38.29 2147556 7155344 280 16:10:28 7807860 11428344 4509756 27.54 283428 3322612 5272804 30.27 2156788 5852836 152 16:20:17 7590200 11348412 4589288 28.03 287588 3450284 5223220 29.98 2171128 6041932 236 Average: 7057043 10538005 5399253 32.98 277160 3190379 6298608 36.15 2126702 6624180 3786 14:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:12 lo 29.41 29.41 19.38 19.38 0.00 0.00 0.00 0.00 14:50:12 ens3 2.03 1.92 0.61 0.53 0.00 0.00 0.00 0.00 14:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 45.39 45.39 18.80 18.80 0.00 0.00 0.00 0.00 15:00:01 ens3 1.59 1.39 0.35 1.23 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:12 lo 5.36 5.36 3.94 3.94 0.00 0.00 0.00 0.00 15:10:12 ens3 0.48 0.27 0.08 0.05 0.00 0.00 0.00 0.00 15:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:12 lo 12.07 12.07 5.43 5.43 0.00 0.00 0.00 0.00 15:20:12 ens3 0.74 0.58 0.20 0.15 0.00 0.00 0.00 0.00 15:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 14.71 14.71 7.95 7.95 0.00 0.00 0.00 0.00 15:30:01 ens3 0.84 0.67 0.17 0.13 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:14 lo 17.55 17.55 8.45 8.45 0.00 0.00 0.00 0.00 15:40:14 ens3 0.75 0.57 0.17 0.13 0.00 0.00 0.00 0.00 15:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:21 lo 24.19 24.19 8.11 8.11 0.00 0.00 0.00 0.00 15:50:21 ens3 0.61 0.33 0.15 0.10 0.00 0.00 0.00 0.00 15:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 19.69 19.69 11.19 11.19 0.00 0.00 0.00 0.00 16:00:01 ens3 3.63 0.77 0.70 0.30 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:28 lo 17.41 17.41 9.66 9.66 0.00 0.00 0.00 0.00 16:10:28 ens3 1.52 0.49 0.18 0.10 0.00 0.00 0.00 0.00 16:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:17 lo 20.03 20.03 9.74 9.74 0.00 0.00 0.00 0.00 16:20:17 ens3 1.39 0.89 2.44 0.23 0.00 0.00 0.00 0.00 16:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.50 20.50 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 1.35 0.78 0.50 0.29 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-994) 04/07/26 _x86_64_ (4 CPU) 14:31:23 LINUX RESTART (4 CPU) 14:40:13 CPU %user %nice %system %iowait %steal %idle 14:50:12 all 61.41 0.00 2.36 0.15 0.10 35.98 14:50:12 0 62.37 0.00 2.37 0.16 0.10 35.00 14:50:12 1 61.47 0.00 2.40 0.14 0.10 35.88 14:50:12 2 60.90 0.00 2.39 0.21 0.10 36.40 14:50:12 3 60.89 0.00 2.29 0.08 0.10 36.64 15:00:01 all 30.11 0.08 1.25 0.09 0.09 68.38 15:00:01 0 29.79 0.07 1.27 0.08 0.09 68.69 15:00:01 1 29.74 0.07 1.39 0.04 0.09 68.67 15:00:01 2 30.63 0.14 1.26 0.16 0.09 67.72 15:00:01 3 30.29 0.04 1.08 0.08 0.09 68.43 15:10:12 all 16.55 0.00 0.75 0.03 0.08 82.59 15:10:12 0 16.22 0.00 0.68 0.00 0.09 83.01 15:10:12 1 16.23 0.00 0.79 0.04 0.09 82.85 15:10:12 2 17.01 0.00 0.76 0.06 0.09 82.08 15:10:12 3 16.73 0.00 0.76 0.02 0.08 82.42 15:20:12 all 18.05 0.00 0.74 0.04 0.08 81.09 15:20:12 0 18.33 0.00 0.71 0.02 0.07 80.86 15:20:12 1 17.72 0.00 0.79 0.03 0.08 81.38 15:20:12 2 18.07 0.00 0.58 0.11 0.08 81.15 15:20:12 3 18.07 0.00 0.88 0.02 0.07 80.95 15:30:01 all 28.82 0.00 0.99 0.04 0.08 70.06 15:30:01 0 28.95 0.00 0.98 0.01 0.08 69.98 15:30:01 1 29.49 0.00 0.96 0.04 0.09 69.43 15:30:01 2 28.20 0.00 1.13 0.04 0.09 70.55 15:30:01 3 28.66 0.00 0.90 0.09 0.08 70.27 15:40:14 all 12.27 0.00 0.63 0.02 0.08 87.01 15:40:14 0 12.43 0.00 0.67 0.03 0.08 86.79 15:40:14 1 12.55 0.00 0.60 0.01 0.08 86.75 15:40:14 2 12.52 0.00 0.60 0.02 0.08 86.77 15:40:14 3 11.56 0.00 0.63 0.00 0.07 87.73 15:50:21 all 5.87 0.00 0.31 0.01 0.07 93.74 15:50:21 0 5.90 0.00 0.34 0.01 0.08 93.67 15:50:21 1 5.79 0.00 0.29 0.01 0.08 93.83 15:50:21 2 5.96 0.00 0.30 0.02 0.07 93.66 15:50:21 3 5.84 0.00 0.30 0.01 0.07 93.78 16:00:01 all 18.86 0.00 0.78 0.02 0.09 80.25 16:00:01 0 19.08 0.00 0.66 0.01 0.08 80.16 16:00:01 1 18.84 0.00 0.77 0.02 0.09 80.28 16:00:01 2 18.95 0.00 0.97 0.03 0.08 79.97 16:00:01 3 18.59 0.00 0.72 0.03 0.09 80.58 16:10:28 all 8.57 0.00 0.48 0.04 0.08 90.83 16:10:28 0 8.14 0.00 0.37 0.06 0.07 91.35 16:10:28 1 8.78 0.00 0.53 0.01 0.09 90.58 16:10:28 2 8.59 0.00 0.51 0.06 0.09 90.74 16:10:28 3 8.77 0.00 0.48 0.03 0.08 90.65 16:20:17 all 14.86 0.00 0.58 0.04 0.09 84.43 16:20:17 0 15.40 0.00 0.64 0.03 0.10 83.82 16:20:17 1 14.89 0.00 0.57 0.02 0.10 84.42 16:20:17 2 14.14 0.00 0.59 0.02 0.09 85.15 16:20:17 3 15.01 0.00 0.50 0.09 0.09 84.31 Average: all 21.42 0.01 0.88 0.05 0.08 77.56 Average: 0 21.53 0.01 0.87 0.04 0.08 77.47 Average: 1 21.43 0.01 0.91 0.04 0.09 77.53 Average: 2 21.38 0.01 0.91 0.07 0.09 77.54 Average: 3 21.32 0.00 0.85 0.04 0.08 77.70