---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1196 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 713 10725 3 4550 14933 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:1e:0c:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79699sec preferred_lft 79699sec inet6 fe80::f816:3eff:fe1e:c6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:d3:32:0b:4a:25 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::1cd3:32ff:fe0b:4a25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1196) 04/08/26 _x86_64_ (4 CPU) 07:20:49 LINUX RESTART (4 CPU) 07:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:15 66.25 23.26 40.57 2.41 330.56 5098.03 3325.55 07:50:15 12.53 0.27 11.67 0.59 11.19 349.77 486.29 08:00:15 7.66 0.03 7.26 0.37 2.16 238.17 225.12 08:10:09 16.90 0.03 16.13 0.74 0.70 766.13 689.43 08:20:09 12.37 0.02 11.75 0.61 0.81 414.70 188.99 08:30:09 4.55 0.00 4.39 0.17 0.16 133.59 60.02 08:40:15 20.26 0.08 4.75 15.42 2.11 145.90 207846.57 08:50:15 5.43 0.00 5.24 0.19 0.31 160.85 59.97 09:00:15 11.06 0.04 10.53 0.49 4.04 609.89 335.65 09:10:15 6.97 0.02 6.68 0.27 0.52 279.37 151.72 Average: 16.45 2.40 11.91 2.14 35.56 823.46 21527.58 07:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:15 1314748 4649420 11282756 68.91 265312 3054332 12623872 72.46 2190972 12291000 672 07:50:15 7749656 11113856 4820700 29.44 267168 3081820 5603212 32.16 2224396 5820308 264 08:00:15 6229168 9611164 6325004 38.63 268236 3098560 7100432 40.76 2230764 7342060 304 08:10:09 9941644 13465784 2472524 15.10 273848 3235012 3639776 20.89 2269912 3617632 11900 08:20:09 7862428 11440828 4496468 27.46 275856 3287264 5239024 30.07 2273580 5684144 172 08:30:09 7748372 11345280 4591916 28.05 276312 3305316 5350132 30.71 2274612 5790780 264 08:40:15 6316672 9940320 5996140 36.62 278816 3329552 6761604 38.81 2283428 7208592 60 08:50:15 6263472 9909312 6027008 36.81 279476 3351088 6840836 39.27 2286728 7254028 96 09:00:15 9749832 13549724 2388832 14.59 283932 3496140 3565572 20.47 2302180 3770240 23476 09:10:15 6708080 10536848 5399988 32.98 284844 3524020 6071704 34.85 2315240 6781708 84 Average: 6988407 10556254 5380134 32.86 275380 3276310 6279616 36.04 2265181 6556049 3729 07:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:15 lo 32.92 32.92 21.50 21.50 0.00 0.00 0.00 0.00 07:40:15 ens3 2.13 1.68 0.50 0.51 0.00 0.00 0.00 0.00 07:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:15 lo 38.47 38.47 14.92 14.92 0.00 0.00 0.00 0.00 07:50:15 ens3 1.37 0.98 0.34 0.25 0.00 0.00 0.00 0.00 07:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:15 lo 12.37 12.37 7.27 7.27 0.00 0.00 0.00 0.00 08:00:15 ens3 0.80 0.51 0.25 0.18 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 lo 10.23 10.23 4.97 4.97 0.00 0.00 0.00 0.00 08:10:09 ens3 1.28 0.93 0.40 0.30 0.00 0.00 0.00 0.00 08:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:09 lo 20.79 20.79 10.99 10.99 0.00 0.00 0.00 0.00 08:20:09 ens3 0.93 0.68 0.20 0.15 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:09 lo 23.06 23.06 8.84 8.84 0.00 0.00 0.00 0.00 08:30:09 ens3 0.88 0.57 0.26 0.19 0.00 0.00 0.00 0.00 08:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:15 lo 19.04 19.04 8.61 8.61 0.00 0.00 0.00 0.00 08:40:15 ens3 0.74 0.42 0.19 0.13 0.00 0.00 0.00 0.00 08:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:15 lo 18.00 18.00 10.06 10.06 0.00 0.00 0.00 0.00 08:50:15 ens3 0.66 0.55 0.16 0.12 0.00 0.00 0.00 0.00 08:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:15 lo 17.80 17.80 9.94 9.94 0.00 0.00 0.00 0.00 09:00:15 ens3 1.07 0.84 0.33 0.26 0.00 0.00 0.00 0.00 09:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 29.64 29.64 12.32 12.32 0.00 0.00 0.00 0.00 09:10:15 ens3 0.96 0.70 0.24 0.18 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.25 22.25 10.95 10.95 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.79 0.29 0.23 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-1196) 04/08/26 _x86_64_ (4 CPU) 07:20:49 LINUX RESTART (4 CPU) 07:30:09 CPU %user %nice %system %iowait %steal %idle 07:40:15 all 57.33 0.00 2.17 0.09 0.10 40.31 07:40:15 0 57.41 0.00 2.24 0.13 0.10 40.12 07:40:15 1 56.67 0.00 2.34 0.05 0.10 40.84 07:40:15 2 57.55 0.00 2.05 0.11 0.10 40.19 07:40:15 3 57.67 0.00 2.06 0.08 0.10 40.10 07:50:15 all 24.87 0.00 1.08 0.04 0.09 73.92 07:50:15 0 24.93 0.00 1.14 0.02 0.09 73.81 07:50:15 1 25.22 0.00 1.03 0.01 0.09 73.65 07:50:15 2 24.79 0.00 1.08 0.10 0.09 73.93 07:50:15 3 24.54 0.00 1.06 0.02 0.09 74.29 08:00:15 all 16.24 0.00 0.62 0.04 0.08 83.02 08:00:15 0 15.86 0.00 0.56 0.07 0.08 83.44 08:00:15 1 16.62 0.00 0.79 0.03 0.08 82.48 08:00:15 2 15.92 0.00 0.58 0.05 0.08 83.38 08:00:15 3 16.57 0.00 0.55 0.01 0.08 82.79 08:10:09 all 24.86 0.00 0.86 0.05 0.08 74.14 08:10:09 0 25.34 0.00 0.86 0.09 0.08 73.63 08:10:09 1 25.69 0.00 0.87 0.01 0.08 73.35 08:10:09 2 24.05 0.00 0.78 0.06 0.08 75.04 08:10:09 3 24.39 0.00 0.93 0.05 0.08 74.56 08:20:09 all 22.62 0.00 0.74 0.04 0.08 76.52 08:20:09 0 22.11 0.00 0.74 0.02 0.08 77.05 08:20:09 1 23.26 0.00 0.84 0.02 0.08 75.80 08:20:09 2 22.98 0.00 0.75 0.06 0.08 76.14 08:20:09 3 22.13 0.00 0.64 0.04 0.08 77.10 08:30:09 all 8.66 0.00 0.40 0.03 0.06 90.85 08:30:09 0 8.80 0.00 0.38 0.01 0.05 90.75 08:30:09 1 8.27 0.00 0.46 0.06 0.06 91.15 08:30:09 2 9.11 0.00 0.41 0.02 0.06 90.39 08:30:09 3 8.45 0.00 0.36 0.01 0.06 91.12 08:40:15 all 10.10 0.00 0.47 0.04 0.07 89.32 08:40:15 0 10.25 0.00 0.47 0.04 0.06 89.18 08:40:15 1 10.12 0.00 0.46 0.06 0.07 89.30 08:40:15 2 10.36 0.00 0.48 0.04 0.07 89.04 08:40:15 3 9.67 0.00 0.47 0.01 0.07 89.78 08:50:15 all 10.92 0.00 0.58 0.02 0.05 88.42 08:50:15 0 11.18 0.00 0.57 0.04 0.05 88.17 08:50:15 1 10.71 0.00 0.63 0.01 0.06 88.60 08:50:15 2 10.87 0.00 0.56 0.02 0.05 88.51 08:50:15 3 10.93 0.00 0.58 0.02 0.06 88.42 09:00:15 all 17.45 0.00 0.71 0.04 0.06 81.74 09:00:15 0 17.33 0.00 0.72 0.01 0.06 81.88 09:00:15 1 17.28 0.00 0.63 0.05 0.07 81.98 09:00:15 2 18.18 0.00 0.79 0.07 0.07 80.90 09:00:15 3 17.00 0.00 0.71 0.02 0.06 82.21 09:10:15 all 14.20 0.00 0.53 0.05 0.06 85.17 09:10:15 0 14.13 0.00 0.57 0.02 0.06 85.23 09:10:15 1 14.38 0.00 0.50 0.04 0.06 85.02 09:10:15 2 14.08 0.00 0.56 0.07 0.06 85.23 09:10:15 3 14.20 0.00 0.49 0.07 0.06 85.18 Average: all 20.74 0.00 0.82 0.04 0.07 78.32 Average: 0 20.75 0.00 0.83 0.05 0.07 78.31 Average: 1 20.83 0.00 0.86 0.03 0.08 78.20 Average: 2 20.81 0.00 0.80 0.06 0.07 78.26 Average: 3 20.58 0.00 0.79 0.03 0.07 78.53