---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-36614 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 642 11786 4 3560 15004 Swap: 1023 86 937 ---> 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:dd:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79614sec preferred_lft 79614sec inet6 fe80::f816:3eff:fe78:dd5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:ce:e0:31:bb:ba 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::40ce:e0ff:fe31:bbba/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-36614) 07/17/26 _x86_64_ (4 CPU) 07:22:39 LINUX RESTART (4 CPU) 07:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:11 53.17 5.58 44.99 2.60 147.44 4246.82 3128.02 07:50:01 52.48 30.19 21.05 1.24 392.54 2024.43 1076.04 08:00:02 8.18 0.88 6.90 0.40 24.65 245.22 630.58 08:10:02 19.10 0.34 17.89 0.86 7.24 768.18 1266.93 08:20:01 13.05 0.37 12.04 0.64 10.30 413.93 239.42 08:30:03 5.39 0.42 4.79 0.17 10.70 139.79 190.80 08:40:03 5.18 0.26 4.74 0.19 8.65 146.60 71.34 08:50:01 5.67 0.44 5.05 0.19 14.07 158.52 69.03 09:00:11 9.53 0.61 8.54 0.37 12.28 554.76 87.71 09:10:11 6.14 0.49 5.50 0.15 10.55 171.72 53.94 Average: 17.73 3.91 13.14 0.68 63.26 885.49 680.49 07:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:11 735300 3704924 12226900 74.68 259024 2707708 14654572 84.12 2067328 13002064 1888 07:50:01 4769856 7083964 8853028 54.07 267280 2121200 9670724 55.51 1776060 9338360 372 08:00:02 7471544 9811756 6128304 37.43 268260 2146340 7081656 40.65 1788232 6635592 480 08:10:02 11188676 13671868 2271468 13.87 273732 2283332 3493196 20.05 1841452 2883404 11908 08:20:01 8893916 11431612 4510372 27.55 276032 2335556 5337480 30.64 1848776 5166324 416 08:30:03 8758128 11314600 4627380 28.26 276444 2353912 5444104 31.25 1853120 5283608 304 08:40:03 7425140 10002428 5938672 36.27 277104 2374088 6790160 38.98 1857712 6600300 316 08:50:01 7367472 9967588 5973340 36.48 277648 2396364 6823700 39.17 1865024 6667896 392 09:00:11 8700360 11427060 4514584 27.57 281248 2516712 5322016 30.55 1877364 5318192 44 09:10:11 12628592 15406528 536812 3.28 281932 2567200 1374904 7.89 1898508 1372984 24888 Average: 7793898 10382233 5558086 33.95 273870 2380241 6599251 37.88 1867358 6226872 4101 07:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:11 lo 24.88 24.88 19.92 19.92 0.00 0.00 0.00 0.00 07:40:11 ens3 2.05 1.76 1.04 0.46 0.00 0.00 0.00 0.00 07:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 52.34 52.34 21.90 21.90 0.00 0.00 0.00 0.00 07:50:01 ens3 2.20 2.49 0.45 1.30 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 14.08 14.08 7.28 7.28 0.00 0.00 0.00 0.00 08:00:02 ens3 0.62 0.45 0.17 0.13 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 10.19 10.19 4.93 4.93 0.00 0.00 0.00 0.00 08:10:02 ens3 1.02 0.98 0.30 0.24 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 20.87 20.87 11.01 11.01 0.00 0.00 0.00 0.00 08:20:01 ens3 0.87 0.70 0.20 0.16 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:03 lo 23.00 23.00 8.82 8.82 0.00 0.00 0.00 0.00 08:30:03 ens3 0.71 0.53 0.18 0.14 0.00 0.00 0.00 0.00 08:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:03 lo 18.01 18.01 8.15 8.15 0.00 0.00 0.00 0.00 08:40:03 ens3 0.53 0.38 0.13 0.09 0.00 0.00 0.00 0.00 08:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 19.11 19.11 10.50 10.50 0.00 0.00 0.00 0.00 08:50:01 ens3 0.58 0.51 0.12 0.10 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:11 lo 17.61 17.61 9.91 9.91 0.00 0.00 0.00 0.00 09:00:11 ens3 0.76 0.73 0.25 0.20 0.00 0.00 0.00 0.00 09:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:11 lo 16.96 16.96 6.91 6.91 0.00 0.00 0.00 0.00 09:10:11 ens3 0.59 0.51 0.14 0.11 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.65 21.65 10.92 10.92 0.00 0.00 0.00 0.00 Average: ens3 0.99 0.90 0.30 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-36614) 07/17/26 _x86_64_ (4 CPU) 07:22:39 LINUX RESTART (4 CPU) 07:30:09 CPU %user %nice %system %iowait %steal %idle 07:40:11 all 60.72 0.00 2.08 0.12 0.11 36.96 07:40:11 0 61.93 0.00 2.07 0.28 0.11 35.61 07:40:11 1 60.41 0.00 1.93 0.03 0.11 37.52 07:40:11 2 59.32 0.00 2.31 0.08 0.11 38.18 07:40:11 3 61.23 0.00 2.03 0.10 0.11 36.54 07:50:01 all 36.45 0.00 1.48 0.13 0.11 61.82 07:50:01 0 36.58 0.00 1.67 0.12 0.10 61.52 07:50:01 1 36.78 0.00 1.40 0.14 0.11 61.58 07:50:01 2 35.95 0.00 1.49 0.10 0.11 62.35 07:50:01 3 36.50 0.00 1.38 0.17 0.11 61.84 08:00:02 all 16.70 0.00 0.65 0.04 0.09 82.52 08:00:02 0 16.34 0.00 0.62 0.05 0.09 82.91 08:00:02 1 16.85 0.00 0.62 0.02 0.10 82.42 08:00:02 2 16.72 0.00 0.67 0.03 0.09 82.49 08:00:02 3 16.88 0.00 0.70 0.06 0.09 82.27 08:10:02 all 25.09 0.00 0.90 0.08 0.08 73.85 08:10:02 0 25.10 0.00 0.86 0.12 0.09 73.84 08:10:02 1 24.96 0.00 0.93 0.04 0.08 73.98 08:10:02 2 24.24 0.00 0.89 0.08 0.08 74.71 08:10:02 3 26.07 0.00 0.90 0.09 0.09 72.86 08:20:01 all 23.21 0.00 0.77 0.07 0.08 75.87 08:20:01 0 23.57 0.00 0.80 0.12 0.08 75.43 08:20:01 1 22.44 0.00 0.77 0.10 0.08 76.61 08:20:01 2 23.16 0.00 0.75 0.03 0.09 75.98 08:20:01 3 23.67 0.00 0.77 0.03 0.09 75.46 08:30:03 all 9.08 0.00 0.54 0.04 0.07 90.27 08:30:03 0 8.96 0.00 0.49 0.03 0.07 90.44 08:30:03 1 9.64 0.00 0.60 0.06 0.08 89.63 08:30:03 2 8.86 0.00 0.59 0.02 0.08 90.46 08:30:03 3 8.86 0.00 0.50 0.03 0.06 90.55 08:40:03 all 10.29 0.00 0.48 0.03 0.06 89.13 08:40:03 0 10.35 0.00 0.37 0.05 0.06 89.17 08:40:03 1 10.48 0.00 0.53 0.03 0.06 88.90 08:40:03 2 10.57 0.00 0.47 0.04 0.07 88.86 08:40:03 3 9.78 0.00 0.56 0.01 0.07 89.58 08:50:01 all 10.55 0.00 0.47 0.03 0.07 88.88 08:50:01 0 10.67 0.00 0.44 0.03 0.07 88.79 08:50:01 1 10.61 0.00 0.52 0.04 0.07 88.75 08:50:01 2 10.29 0.00 0.43 0.01 0.07 89.19 08:50:01 3 10.62 0.00 0.47 0.05 0.07 88.79 09:00:11 all 14.80 0.00 0.60 0.32 0.19 84.09 09:00:11 0 14.15 0.00 0.60 0.05 0.23 84.97 09:00:11 1 15.25 0.00 0.65 0.51 0.15 83.44 09:00:11 2 14.78 0.00 0.57 0.14 0.16 84.35 09:00:11 3 15.05 0.00 0.60 0.57 0.19 83.59 09:10:11 all 9.37 0.00 0.44 0.03 0.06 90.10 09:10:11 0 9.47 0.00 0.38 0.04 0.06 90.05 09:10:11 1 9.98 0.00 0.42 0.02 0.06 89.51 09:10:11 2 8.87 0.00 0.49 0.04 0.06 90.55 09:10:11 3 9.16 0.00 0.46 0.03 0.06 90.29 Average: all 21.60 0.00 0.84 0.09 0.09 77.38 Average: 0 21.69 0.00 0.83 0.09 0.10 77.30 Average: 1 21.72 0.00 0.84 0.10 0.09 77.26 Average: 2 21.24 0.00 0.87 0.06 0.09 77.74 Average: 3 21.75 0.00 0.83 0.11 0.09 77.21