---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-418023 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: 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 709 10774 3 4505 14937 Swap: 1023 0 1023 ---> 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:6c:50:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79456sec preferred_lft 79456sec inet6 fe80::f816:3eff:fe6c:5009/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:da:32:75:15:e5 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::8cda:32ff:fe75:15e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-418023) 03/10/26 _x86_64_ (4 CPU) 08:41:12 LINUX RESTART (4 CPU) 08:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:05 79.06 23.29 52.62 3.15 325.34 5316.12 2456.74 09:10:05 14.69 0.07 13.86 0.77 2.12 398.55 990.84 09:20:23 19.48 0.18 4.27 15.02 7.31 132.23 206051.74 09:30:23 19.62 0.10 18.70 0.82 4.05 848.32 542.83 09:40:36 9.79 0.00 9.40 0.39 0.35 291.31 307.58 09:50:07 5.01 0.23 4.61 0.17 7.10 132.64 87.17 10:00:37 5.06 0.01 4.87 0.18 1.00 144.55 372.97 10:10:38 5.21 0.01 5.02 0.18 0.67 155.80 139.53 10:20:38 5.27 0.00 5.11 0.15 0.13 155.72 53.81 10:30:34 10.15 0.04 9.78 0.34 3.98 582.72 279.58 Average: 17.34 2.39 12.80 2.15 35.09 813.57 21644.46 08:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:05 348204 3653616 12277780 74.99 269120 3016032 13472312 77.33 2130772 13307180 328 09:10:05 7421084 10757548 5177084 31.62 270756 3045248 5920288 33.98 2154140 6227028 7232 09:20:23 6370240 9724184 6209620 37.93 271676 3061840 6991344 40.13 2163740 7267176 280 09:30:23 11802044 15322804 615756 3.76 277344 3223144 1356948 7.79 2204940 1812180 11988 09:40:36 7932140 11482244 4454636 27.21 278588 3251044 5187500 29.78 2206888 5668548 52 09:50:07 7877892 11447044 4489812 27.42 279268 3269428 5229752 30.02 2209096 5725428 324 10:00:37 6377168 9967024 5968984 36.46 279872 3289524 6718776 38.57 2211424 7219444 160 10:10:38 6298360 9910520 6025564 36.80 280572 3311124 6757288 38.79 2214856 7295044 296 10:20:38 7872068 11507076 4429744 27.06 281368 3333184 5203928 29.87 2217300 5711612 64 10:30:34 7516092 11284108 4652416 28.42 285512 3456212 5239092 30.07 2232000 6042016 56 Average: 6981529 10505617 5430140 33.17 277408 3225678 6207723 35.63 2194516 6627566 2078 08:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:05 lo 36.77 36.77 23.94 23.94 0.00 0.00 0.00 0.00 09:00:05 ens3 2.64 2.45 0.77 1.55 0.00 0.00 0.00 0.00 09:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:05 lo 39.69 39.69 15.93 15.93 0.00 0.00 0.00 0.00 09:10:05 ens3 1.20 1.07 0.32 0.26 0.00 0.00 0.00 0.00 09:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:23 lo 10.36 10.36 5.01 5.01 0.00 0.00 0.00 0.00 09:20:23 ens3 0.67 0.36 0.23 0.16 0.00 0.00 0.00 0.00 09:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:23 lo 12.42 12.42 6.34 6.34 0.00 0.00 0.00 0.00 09:30:23 ens3 1.13 1.10 0.31 0.26 0.00 0.00 0.00 0.00 09:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:36 lo 19.32 19.32 10.11 10.11 0.00 0.00 0.00 0.00 09:40:36 ens3 0.82 0.65 0.21 0.16 0.00 0.00 0.00 0.00 09:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:07 lo 16.13 16.13 6.16 6.16 0.00 0.00 0.00 0.00 09:50:07 ens3 0.60 0.42 0.15 0.10 0.00 0.00 0.00 0.00 09:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:37 lo 19.54 19.54 8.25 8.25 0.00 0.00 0.00 0.00 10:00:37 ens3 0.83 0.43 0.28 0.19 0.00 0.00 0.00 0.00 10:00:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:38 lo 19.95 19.95 10.70 10.70 0.00 0.00 0.00 0.00 10:10:38 ens3 0.65 0.54 0.16 0.13 0.00 0.00 0.00 0.00 10:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:38 lo 11.96 11.96 6.50 6.50 0.00 0.00 0.00 0.00 10:20:38 ens3 0.53 0.50 0.12 0.09 0.00 0.00 0.00 0.00 10:20:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:34 lo 19.81 19.81 9.81 9.81 0.00 0.00 0.00 0.00 10:30:34 ens3 0.94 0.94 0.27 0.23 0.00 0.00 0.00 0.00 10:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.58 20.58 10.27 10.27 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.84 0.28 0.31 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-418023) 03/10/26 _x86_64_ (4 CPU) 08:41:12 LINUX RESTART (4 CPU) 08:50:04 CPU %user %nice %system %iowait %steal %idle 09:00:05 all 64.35 0.00 2.32 0.26 0.13 32.95 09:00:05 0 65.39 0.00 2.23 0.15 0.12 32.10 09:00:05 1 64.73 0.00 2.22 0.24 0.13 32.68 09:00:05 2 63.03 0.00 2.32 0.46 0.13 34.07 09:00:05 3 64.24 0.00 2.50 0.18 0.13 32.95 09:10:05 all 27.78 0.00 1.15 0.07 0.11 70.89 09:10:05 0 27.72 0.00 1.20 0.04 0.11 70.93 09:10:05 1 28.09 0.00 1.17 0.06 0.11 70.56 09:10:05 2 27.12 0.00 1.09 0.13 0.11 71.55 09:10:05 3 28.18 0.00 1.14 0.03 0.11 70.53 09:20:23 all 8.17 0.00 0.38 0.05 0.10 91.31 09:20:23 0 8.15 0.00 0.34 0.04 0.09 91.38 09:20:23 1 8.10 0.00 0.37 0.04 0.10 91.39 09:20:23 2 8.55 0.00 0.40 0.03 0.09 90.92 09:20:23 3 7.87 0.00 0.41 0.08 0.09 91.54 09:30:23 all 29.57 0.00 1.10 0.50 0.12 68.70 09:30:23 0 30.08 0.00 1.12 1.16 0.12 67.52 09:30:23 1 29.25 0.00 1.06 0.49 0.13 69.07 09:30:23 2 27.90 0.00 0.92 0.17 0.12 70.88 09:30:23 3 31.06 0.00 1.32 0.18 0.12 67.32 09:40:36 all 17.87 0.00 0.68 0.21 0.09 81.15 09:40:36 0 18.55 0.00 0.78 0.15 0.09 80.43 09:40:36 1 17.97 0.00 0.62 0.49 0.08 80.84 09:40:36 2 17.23 0.00 0.68 0.10 0.08 81.90 09:40:36 3 17.71 0.00 0.64 0.12 0.09 81.43 09:50:07 all 8.17 0.00 0.41 0.13 0.07 91.23 09:50:07 0 7.92 0.00 0.42 0.19 0.07 91.41 09:50:07 1 8.39 0.00 0.39 0.10 0.07 91.05 09:50:07 2 8.07 0.00 0.49 0.19 0.07 91.18 09:50:07 3 8.29 0.00 0.33 0.04 0.06 91.28 10:00:37 all 9.11 0.00 0.36 0.14 0.08 90.32 10:00:37 0 9.15 0.00 0.37 0.05 0.07 90.36 10:00:37 1 8.77 0.00 0.38 0.13 0.09 90.64 10:00:37 2 9.27 0.00 0.37 0.31 0.08 89.96 10:00:37 3 9.25 0.00 0.31 0.05 0.08 90.31 10:10:38 all 10.87 0.00 0.54 0.07 0.07 88.44 10:10:38 0 10.83 0.00 0.48 0.12 0.08 88.50 10:10:38 1 11.04 0.00 0.54 0.05 0.07 88.31 10:10:38 2 10.97 0.00 0.66 0.05 0.08 88.25 10:10:38 3 10.66 0.00 0.48 0.08 0.07 88.72 10:20:38 all 7.85 0.00 0.53 0.04 0.07 91.50 10:20:38 0 7.54 0.00 0.48 0.02 0.07 91.88 10:20:38 1 7.74 0.00 0.50 0.04 0.07 91.64 10:20:38 2 8.05 0.00 0.61 0.01 0.07 91.25 10:20:38 3 8.07 0.00 0.54 0.08 0.07 91.24 10:30:34 all 14.84 0.00 0.62 0.13 0.08 84.33 10:30:34 0 14.43 0.00 0.55 0.04 0.08 84.91 10:30:34 1 14.64 0.00 0.70 0.01 0.08 84.57 10:30:34 2 15.41 0.00 0.66 0.06 0.09 83.78 10:30:34 3 14.88 0.00 0.57 0.42 0.08 84.05 Average: all 19.82 0.00 0.81 0.16 0.09 79.12 Average: 0 19.94 0.00 0.80 0.19 0.09 78.98 Average: 1 19.84 0.00 0.79 0.17 0.09 79.11 Average: 2 19.52 0.00 0.82 0.15 0.09 79.41 Average: 3 19.98 0.00 0.82 0.13 0.09 78.98