---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9501 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 697 10740 3 4551 14949 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:b9:37:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79466sec preferred_lft 79466sec inet6 fe80::f816:3eff:feb9:371a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:ea:75:84:47:96 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::3cea:75ff:fe84:4796/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-9501) 03/23/26 _x86_64_ (4 CPU) 07:24:12 LINUX RESTART (4 CPU) 07:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:03 86.53 23.34 59.97 3.22 379.11 10286.04 4421.11 07:50:03 18.87 1.80 16.24 0.83 34.52 421.05 418.20 08:00:03 9.15 0.19 8.45 0.50 9.36 335.24 609.47 08:10:03 3.98 0.01 3.87 0.11 0.52 82.47 245.67 08:20:01 21.64 0.08 20.59 0.96 7.67 922.19 655.16 08:30:03 8.80 0.00 8.41 0.38 0.54 233.43 340.72 08:40:03 5.86 0.01 5.66 0.19 0.79 153.27 67.97 08:50:01 22.97 0.12 6.85 16.01 2.81 250.95 211767.30 09:00:03 5.04 0.00 4.87 0.17 0.13 157.74 103.31 09:10:03 9.24 0.06 8.80 0.38 5.03 573.18 85.05 Average: 19.20 2.56 14.36 2.27 44.04 1341.29 21808.85 07:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:03 169400 3492920 12435412 75.95 266192 3044256 13454716 77.23 2238728 13374420 556 07:50:03 3749832 7082844 8848088 54.04 268864 3054656 9612972 55.18 2267780 9774352 196 08:00:03 7937952 11299588 4635796 28.31 269692 3082484 6528036 37.47 2287036 5597936 1132 08:10:03 9096488 12461636 3472756 21.21 270164 3085520 4337868 24.90 2287636 4423784 508 08:20:01 10895480 14427132 1509164 9.22 276456 3245628 2873364 16.49 2331812 2601108 768 08:30:03 7794756 11355348 4579608 27.97 277500 3273544 5353408 30.73 2333976 5677428 336 08:40:03 7851748 11431576 4503292 27.50 277820 3292456 5242460 30.09 2335028 5616804 468 08:50:01 6455364 10080868 5853564 35.75 280636 3335316 6716132 38.55 2347188 7006560 348 09:00:03 7839924 11489296 4445880 27.15 281120 3358700 5245772 30.11 2349392 5626252 344 09:10:03 7530632 11311744 4623204 28.24 285360 3482316 5329836 30.59 2364736 5915348 316 Average: 6932158 10443295 5490676 33.53 275380 3225488 6469456 37.13 2314331 6561399 497 07:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:03 lo 20.07 20.07 16.85 16.85 0.00 0.00 0.00 0.00 07:40:03 ens3 1.95 1.79 0.60 0.51 0.00 0.00 0.00 0.00 07:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:03 lo 40.48 40.48 16.99 16.99 0.00 0.00 0.00 0.00 07:50:03 ens3 2.61 1.52 0.57 1.30 0.00 0.00 0.00 0.00 07:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 19.20 19.20 8.37 8.37 0.00 0.00 0.00 0.00 08:00:03 ens3 1.23 0.62 0.28 0.19 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:03 lo 9.67 9.67 5.02 5.02 0.00 0.00 0.00 0.00 08:10:03 ens3 0.41 0.20 0.07 0.04 0.00 0.00 0.00 0.00 08:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 12.40 12.40 6.26 6.26 0.00 0.00 0.00 0.00 08:20:01 ens3 1.60 0.97 0.34 0.24 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 19.83 19.83 10.45 10.45 0.00 0.00 0.00 0.00 08:30:03 ens3 1.17 0.65 0.24 0.16 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 28.37 28.37 10.05 10.05 0.00 0.00 0.00 0.00 08:40:03 ens3 0.76 0.50 0.17 0.12 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 19.20 19.20 10.85 10.85 0.00 0.00 0.00 0.00 08:50:01 ens3 1.02 0.64 0.23 0.16 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 09:00:03 lo 17.25 17.25 9.83 9.83 0.00 0.00 0.00 0.00 09:00:03 ens3 0.74 0.51 0.16 0.12 0.00 0.00 0.00 0.00 09:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:03 lo 13.94 13.94 7.35 7.35 0.00 0.00 0.00 0.00 09:10:03 ens3 0.86 0.69 0.22 0.18 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.04 20.04 10.20 10.20 0.00 0.00 0.00 0.00 Average: ens3 1.23 0.81 0.29 0.30 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-9501) 03/23/26 _x86_64_ (4 CPU) 07:24:12 LINUX RESTART (4 CPU) 07:30:03 CPU %user %nice %system %iowait %steal %idle 07:40:03 all 56.29 0.00 2.33 0.17 0.10 41.12 07:40:03 0 56.66 0.00 2.22 0.14 0.10 40.88 07:40:03 1 57.43 0.00 2.47 0.19 0.10 39.82 07:40:03 2 56.01 0.00 2.28 0.10 0.10 41.51 07:40:03 3 55.05 0.00 2.36 0.24 0.09 42.25 07:50:03 all 37.96 0.00 1.72 0.07 0.11 60.15 07:50:03 0 37.76 0.00 1.72 0.03 0.11 60.39 07:50:03 1 37.98 0.00 1.59 0.14 0.11 60.18 07:50:03 2 37.75 0.00 1.83 0.03 0.12 60.28 07:50:03 3 38.34 0.00 1.73 0.07 0.11 59.77 08:00:03 all 21.72 0.00 1.07 0.04 0.09 77.08 08:00:03 0 21.59 0.00 1.07 0.06 0.09 77.19 08:00:03 1 22.70 0.00 1.08 0.02 0.09 76.12 08:00:03 2 21.78 0.00 1.11 0.04 0.10 76.97 08:00:03 3 20.81 0.00 1.04 0.02 0.10 78.03 08:10:03 all 5.99 0.00 0.33 0.02 0.08 93.58 08:10:03 0 5.69 0.00 0.28 0.03 0.07 93.94 08:10:03 1 6.43 0.00 0.33 0.02 0.07 93.14 08:10:03 2 6.20 0.00 0.40 0.03 0.08 93.29 08:10:03 3 5.65 0.00 0.29 0.02 0.08 93.95 08:20:01 all 31.76 0.00 1.08 0.07 0.09 67.00 08:20:01 0 32.12 0.00 1.08 0.09 0.09 66.62 08:20:01 1 30.69 0.00 1.04 0.05 0.09 68.14 08:20:01 2 32.03 0.00 1.09 0.08 0.09 66.72 08:20:01 3 32.18 0.00 1.13 0.07 0.09 66.53 08:30:03 all 15.57 0.00 0.56 0.04 0.09 83.74 08:30:03 0 15.59 0.00 0.58 0.10 0.08 83.65 08:30:03 1 15.47 0.00 0.67 0.03 0.10 83.74 08:30:03 2 15.66 0.00 0.49 0.02 0.09 83.74 08:30:03 3 15.57 0.00 0.51 0.01 0.08 83.82 08:40:03 all 8.22 0.00 0.44 0.03 0.08 91.24 08:40:03 0 8.00 0.00 0.48 0.05 0.07 91.41 08:40:03 1 8.46 0.00 0.41 0.01 0.08 91.04 08:40:03 2 8.28 0.00 0.40 0.02 0.08 91.22 08:40:03 3 8.16 0.00 0.45 0.03 0.08 91.27 08:50:01 all 16.85 0.00 0.64 0.05 0.08 82.38 08:50:01 0 16.83 0.00 0.60 0.11 0.08 82.39 08:50:01 1 16.83 0.00 0.70 0.01 0.08 82.38 08:50:01 2 16.35 0.00 0.72 0.03 0.08 82.82 08:50:01 3 17.37 0.00 0.54 0.04 0.08 81.96 09:00:03 all 8.48 0.00 0.41 0.03 0.08 91.01 09:00:03 0 8.50 0.00 0.41 0.06 0.09 90.94 09:00:03 1 8.46 0.00 0.43 0.02 0.08 91.00 09:00:03 2 8.79 0.00 0.35 0.01 0.08 90.76 09:00:03 3 8.15 0.00 0.43 0.02 0.08 91.32 09:10:03 all 13.66 0.00 0.55 0.03 0.08 85.69 09:10:03 0 14.65 0.00 0.53 0.03 0.07 84.72 09:10:03 1 12.92 0.00 0.56 0.01 0.08 86.43 09:10:03 2 13.52 0.00 0.50 0.01 0.08 85.89 09:10:03 3 13.54 0.00 0.60 0.09 0.08 85.70 Average: all 21.64 0.00 0.91 0.05 0.09 77.31 Average: 0 21.73 0.00 0.89 0.07 0.08 77.22 Average: 1 21.72 0.00 0.93 0.05 0.09 77.22 Average: 2 21.64 0.00 0.92 0.04 0.09 77.32 Average: 3 21.47 0.00 0.91 0.06 0.09 77.47