---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-66252 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 709 10734 3 4545 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:c3:e1:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79560sec preferred_lft 79560sec inet6 fe80::f816:3eff:fec3:e13c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:4d:76:0e:df:04 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::884d:76ff:fe0e:df04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66252) 04/03/26 _x86_64_ (4 CPU) 17:11:36 LINUX RESTART (4 CPU) 17:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:30:04 79.31 23.77 52.06 3.48 345.53 5450.15 3609.13 17:40:01 10.52 0.07 9.94 0.51 1.49 273.42 689.27 17:50:04 8.39 0.12 7.90 0.37 5.93 252.55 1108.34 18:00:04 11.31 0.07 10.72 0.52 3.39 552.75 1021.19 18:10:01 13.42 0.02 12.85 0.55 0.72 419.30 441.08 18:20:04 7.70 0.01 7.42 0.28 0.46 212.09 716.82 18:30:04 7.26 0.04 6.89 0.33 2.75 234.14 149.68 18:40:01 5.92 0.02 5.70 0.20 1.09 164.84 63.67 18:50:04 5.27 0.00 5.09 0.18 0.15 155.77 42.72 19:00:04 9.39 0.04 8.93 0.42 4.25 578.27 146.16 Average: 15.84 2.41 12.75 0.68 36.58 829.26 799.22 17:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:30:04 1272360 4653296 11278284 68.88 266124 3094240 12025776 69.03 2066992 12441992 716 17:40:01 3672068 7070564 8862836 54.13 267652 3110368 9634932 55.30 2085716 10029648 248 17:50:04 6354500 9774160 6161580 37.63 268676 3130520 7039460 40.41 2092144 7342136 336 18:00:04 8041812 11566828 4369968 26.69 272896 3231576 5212316 29.92 2129120 5628516 300 18:10:01 9426984 13009060 2928768 17.89 274516 3287008 3662388 21.02 2134160 4257728 236 18:20:04 7643312 11252864 4683972 28.61 275336 3313688 5428960 31.16 2135724 6031632 424 18:30:04 6732612 10378096 5558252 33.95 276352 3348596 6570032 37.71 2139428 6928608 464 18:40:01 6304276 9972024 5963984 36.43 277128 3370084 6782720 38.93 2143224 7357672 536 18:50:04 7780796 11471040 4465812 27.28 277848 3391860 5247888 30.12 2145500 5884072 272 19:00:04 7554120 11374432 4562024 27.86 281716 3514220 5218068 29.95 2159896 6093260 496 Average: 6478284 10052236 5883548 35.93 273824 3279216 6682254 38.36 2123190 7199526 403 17:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:30:04 lo 37.58 37.58 24.26 24.26 0.00 0.00 0.00 0.00 17:30:04 ens3 2.34 2.30 0.67 1.41 0.00 0.00 0.00 0.00 17:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 36.59 36.59 13.63 13.63 0.00 0.00 0.00 0.00 17:40:01 ens3 1.10 0.96 0.27 0.22 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:04 lo 8.82 8.82 5.45 5.45 0.00 0.00 0.00 0.00 17:50:04 ens3 0.62 0.40 0.15 0.10 0.00 0.00 0.00 0.00 17:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:04 lo 9.97 9.97 4.65 4.65 0.00 0.00 0.00 0.00 18:00:04 ens3 0.77 0.64 0.23 0.18 0.00 0.00 0.00 0.00 18:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 8.53 8.53 5.34 5.34 0.00 0.00 0.00 0.00 18:10:01 ens3 0.55 0.45 0.12 0.09 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:04 lo 19.68 19.68 9.31 9.31 0.00 0.00 0.00 0.00 18:20:04 ens3 0.70 0.60 0.15 0.12 0.00 0.00 0.00 0.00 18:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:04 lo 27.38 27.38 10.32 10.32 0.00 0.00 0.00 0.00 18:30:04 ens3 0.69 0.47 0.18 0.13 0.00 0.00 0.00 0.00 18:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 22.53 22.53 11.63 11.63 0.00 0.00 0.00 0.00 18:40:01 ens3 0.75 0.58 0.18 0.14 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:04 lo 15.38 15.38 8.64 8.64 0.00 0.00 0.00 0.00 18:50:04 ens3 0.69 0.51 0.16 0.12 0.00 0.00 0.00 0.00 18:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:04 lo 23.14 23.14 10.97 10.97 0.00 0.00 0.00 0.00 19:00:04 ens3 0.98 0.84 0.28 0.23 0.00 0.00 0.00 0.00 19:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.95 20.95 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 0.92 0.78 0.24 0.27 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-66252) 04/03/26 _x86_64_ (4 CPU) 17:11:36 LINUX RESTART (4 CPU) 17:20:04 CPU %user %nice %system %iowait %steal %idle 17:30:04 all 64.44 0.00 2.34 0.12 0.11 32.99 17:30:04 0 64.92 0.00 2.29 0.11 0.11 32.57 17:30:04 1 63.86 0.00 2.45 0.08 0.11 33.50 17:30:04 2 64.22 0.00 2.35 0.05 0.11 33.27 17:30:04 3 64.77 0.00 2.27 0.23 0.11 32.62 17:40:01 all 20.03 0.00 0.96 0.04 0.09 78.88 17:40:01 0 20.06 0.00 0.96 0.03 0.09 78.86 17:40:01 1 20.37 0.00 0.93 0.06 0.09 78.56 17:40:01 2 20.20 0.00 0.99 0.01 0.09 78.70 17:40:01 3 19.49 0.00 0.96 0.06 0.10 79.40 17:50:04 all 15.86 0.00 0.64 0.03 0.08 83.38 17:50:04 0 15.45 0.00 0.64 0.03 0.07 83.81 17:50:04 1 15.54 0.00 0.63 0.04 0.08 83.71 17:50:04 2 15.87 0.00 0.58 0.01 0.08 83.47 17:50:04 3 16.60 0.00 0.72 0.06 0.08 82.54 18:00:04 all 15.23 0.00 0.66 0.04 0.11 83.96 18:00:04 0 15.01 0.00 0.70 0.03 0.17 84.08 18:00:04 1 15.17 0.00 0.60 0.10 0.08 84.06 18:00:04 2 16.25 0.00 0.67 0.03 0.09 82.96 18:00:04 3 14.50 0.00 0.66 0.01 0.09 84.74 18:10:01 all 18.62 0.00 0.62 0.04 0.08 80.65 18:10:01 0 18.11 0.00 0.77 0.03 0.08 81.02 18:10:01 1 18.57 0.00 0.69 0.10 0.08 80.57 18:10:01 2 19.21 0.00 0.54 0.02 0.08 80.15 18:10:01 3 18.58 0.00 0.49 0.02 0.07 80.84 18:20:04 all 13.66 0.00 0.61 0.03 0.08 85.62 18:20:04 0 13.11 0.00 0.51 0.02 0.08 86.28 18:20:04 1 14.13 0.00 0.68 0.05 0.08 85.05 18:20:04 2 13.82 0.00 0.59 0.01 0.08 85.50 18:20:04 3 13.59 0.00 0.66 0.01 0.08 85.66 18:30:04 all 14.05 0.00 0.51 0.02 0.08 85.34 18:30:04 0 13.84 0.00 0.55 0.02 0.08 85.52 18:30:04 1 14.18 0.00 0.54 0.02 0.08 85.18 18:30:04 2 14.57 0.00 0.51 0.06 0.08 84.78 18:30:04 3 13.61 0.00 0.43 0.00 0.07 85.89 18:40:01 all 11.26 0.00 0.45 0.02 0.08 88.19 18:40:01 0 10.71 0.00 0.38 0.02 0.08 88.82 18:40:01 1 11.98 0.00 0.51 0.03 0.08 87.39 18:40:01 2 11.06 0.00 0.47 0.04 0.09 88.35 18:40:01 3 11.30 0.00 0.43 0.01 0.08 88.19 18:50:04 all 7.68 0.00 0.47 0.02 0.07 91.76 18:50:04 0 7.18 0.00 0.49 0.04 0.08 92.22 18:50:04 1 7.71 0.00 0.45 0.02 0.07 91.74 18:50:04 2 7.78 0.00 0.49 0.01 0.08 91.64 18:50:04 3 8.04 0.00 0.45 0.01 0.07 91.44 19:00:04 all 14.25 0.00 0.58 0.04 0.08 85.05 19:00:04 0 13.50 0.00 0.61 0.06 0.07 85.75 19:00:04 1 15.06 0.00 0.58 0.05 0.08 84.23 19:00:04 2 14.38 0.00 0.55 0.02 0.08 84.97 19:00:04 3 14.06 0.00 0.59 0.02 0.08 85.25 Average: all 19.49 0.00 0.78 0.04 0.09 79.60 Average: 0 19.17 0.00 0.79 0.04 0.09 79.91 Average: 1 19.64 0.00 0.80 0.06 0.08 79.42 Average: 2 19.73 0.00 0.77 0.03 0.09 79.39 Average: 3 19.44 0.00 0.76 0.04 0.08 79.67