---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3054 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 61G 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 673 11150 3 4165 14973 Swap: 1023 21 1002 ---> 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:fc:69:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80568sec preferred_lft 80568sec inet6 fe80::f816:3eff:fefc:69b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:f6:39:5b:b8:ae 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::54f6:39ff:fe5b:b8ae/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-3054) 04/15/26 _x86_64_ (4 CPU) 14:56:04 LINUX RESTART (4 CPU) 15:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 109.65 22.59 83.53 3.53 348.32 29944.73 10713.16 15:20:01 34.67 2.63 30.43 1.61 55.32 1870.63 1594.35 15:30:05 18.37 1.80 15.80 0.77 33.24 459.89 964.25 15:40:01 5.03 0.09 4.78 0.17 2.09 115.81 282.70 15:50:01 4.77 0.01 4.55 0.22 0.28 121.13 105.37 16:00:05 7.76 0.09 7.33 0.34 2.25 222.04 180.18 16:10:01 18.02 0.13 2.46 15.43 1.83 47.05 212303.99 16:20:01 8.23 0.04 7.80 0.39 0.75 496.94 708.74 16:30:05 7.52 0.03 7.16 0.33 1.17 255.01 316.45 Average: 23.71 3.03 18.16 2.52 49.23 3703.42 25080.44 15:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 503008 4595164 11333752 69.22 265068 3759892 13430740 77.09 2193080 13037776 226288 15:20:01 7098748 10370528 5565920 33.99 269192 3013844 7032352 40.37 2029744 6706680 5540 15:30:05 8139760 11461140 4477916 27.35 272460 3060160 5338072 30.64 2046768 5646468 304 15:40:01 7890668 11222584 4716348 28.81 273124 3070032 5501408 31.58 2048560 5886420 132 15:50:01 8093896 11439312 4499624 27.48 273832 3082836 5217492 29.95 2049984 5684048 260 16:00:05 6805504 10178892 5759540 35.18 274664 3109976 6665976 38.26 2055396 6969132 312 16:10:01 6508520 9890760 6047300 36.93 276828 3116652 6891472 39.56 2062928 7263576 68 16:20:01 7963412 11455972 4483040 27.38 280564 3221000 5327064 30.58 2071376 5804568 468 16:30:05 7125340 10657728 5280708 32.25 281708 3259476 6055072 34.76 2090152 6623620 440 Average: 6680984 10141342 5796016 35.40 274160 3188208 6828850 39.20 2071999 7069143 25979 15:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 15.50 15.50 13.17 13.17 0.00 0.00 0.00 0.00 15:10:01 ens3 35.61 26.27 649.29 3.04 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 45.43 45.43 21.42 21.42 0.00 0.00 0.00 0.00 15:20:01 ens3 1.97 1.78 0.45 0.43 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:05 lo 24.77 24.77 11.08 11.08 0.00 0.00 0.00 0.00 15:30:05 ens3 1.49 1.38 0.26 1.16 0.00 0.00 0.00 0.00 15:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 19.82 19.82 9.40 9.40 0.00 0.00 0.00 0.00 15:40:01 ens3 0.74 0.55 0.17 0.13 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 24.41 24.41 8.21 8.21 0.00 0.00 0.00 0.00 15:50:01 ens3 0.47 0.31 0.11 0.08 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:05 lo 18.90 18.90 10.73 10.73 0.00 0.00 0.00 0.00 16:00:05 ens3 0.88 0.64 0.23 0.18 0.00 0.00 0.00 0.00 16:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 15.73 15.73 8.31 8.31 0.00 0.00 0.00 0.00 16:10:01 ens3 0.55 0.40 0.12 0.09 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 8.90 8.90 5.64 5.64 0.00 0.00 0.00 0.00 16:20:01 ens3 0.72 0.56 0.22 0.17 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:05 lo 24.75 24.75 10.49 10.49 0.00 0.00 0.00 0.00 16:30:05 ens3 0.80 0.69 0.17 0.14 0.00 0.00 0.00 0.00 16:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.04 22.04 10.94 10.94 0.00 0.00 0.00 0.00 Average: ens3 4.78 3.60 71.83 0.60 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-3054) 04/15/26 _x86_64_ (4 CPU) 14:56:04 LINUX RESTART (4 CPU) 15:00:05 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 59.46 0.00 2.46 0.31 0.09 37.68 15:10:01 0 60.81 0.00 2.30 0.32 0.09 36.48 15:10:01 1 56.77 0.00 2.62 0.47 0.09 40.05 15:10:01 2 60.98 0.00 2.67 0.26 0.09 36.00 15:10:01 3 59.28 0.00 2.25 0.21 0.09 38.18 15:20:01 all 50.83 0.00 1.81 0.08 0.11 47.18 15:20:01 0 50.53 0.00 1.65 0.04 0.11 47.68 15:20:01 1 50.78 0.00 2.03 0.15 0.11 46.93 15:20:01 2 51.48 0.00 1.67 0.03 0.11 46.71 15:20:01 3 50.53 0.00 1.88 0.09 0.11 47.40 15:30:05 all 28.56 0.00 0.93 0.05 0.09 70.37 15:30:05 0 29.58 0.00 0.93 0.07 0.09 69.34 15:30:05 1 28.57 0.00 0.98 0.06 0.09 70.30 15:30:05 2 28.02 0.00 0.91 0.03 0.09 70.96 15:30:05 3 28.05 0.00 0.90 0.05 0.09 70.90 15:40:01 all 8.61 0.00 0.35 0.02 0.07 90.95 15:40:01 0 8.47 0.00 0.38 0.02 0.07 91.07 15:40:01 1 8.27 0.00 0.36 0.04 0.08 91.26 15:40:01 2 8.92 0.00 0.38 0.01 0.08 90.61 15:40:01 3 8.79 0.00 0.27 0.03 0.06 90.86 15:50:01 all 8.31 0.00 0.46 0.02 0.07 91.14 15:50:01 0 8.54 0.00 0.46 0.01 0.07 90.91 15:50:01 1 7.70 0.00 0.48 0.03 0.07 91.72 15:50:01 2 8.70 0.00 0.41 0.01 0.07 90.80 15:50:01 3 8.30 0.00 0.47 0.01 0.08 91.13 16:00:05 all 16.22 0.00 0.64 0.02 0.08 83.03 16:00:05 0 16.17 0.00 0.62 0.04 0.08 83.08 16:00:05 1 16.43 0.00 0.65 0.00 0.09 82.83 16:00:05 2 15.72 0.00 0.61 0.04 0.08 83.55 16:00:05 3 16.58 0.00 0.66 0.01 0.08 82.67 16:10:01 all 2.63 0.00 0.16 0.04 0.08 97.10 16:10:01 0 2.47 0.00 0.18 0.09 0.08 97.18 16:10:01 1 2.71 0.00 0.15 0.01 0.08 97.05 16:10:01 2 2.66 0.00 0.15 0.04 0.08 97.07 16:10:01 3 2.68 0.00 0.15 0.01 0.08 97.08 16:20:01 all 12.83 0.00 0.50 0.04 0.08 86.55 16:20:01 0 12.85 0.00 0.50 0.05 0.08 86.53 16:20:01 1 12.62 0.00 0.59 0.03 0.09 86.67 16:20:01 2 13.53 0.00 0.47 0.06 0.10 85.86 16:20:01 3 12.31 0.00 0.45 0.01 0.08 87.15 16:30:05 all 15.00 0.00 0.55 0.03 0.09 84.33 16:30:05 0 14.49 0.00 0.52 0.02 0.08 84.88 16:30:05 1 15.60 0.00 0.46 0.05 0.09 83.80 16:30:05 2 14.83 0.00 0.62 0.02 0.09 84.43 16:30:05 3 15.08 0.00 0.58 0.03 0.08 84.23 Average: all 22.49 0.00 0.87 0.07 0.08 76.49 Average: 0 22.64 0.00 0.84 0.07 0.08 76.37 Average: 1 22.16 0.00 0.92 0.09 0.09 76.74 Average: 2 22.75 0.00 0.88 0.06 0.09 76.23 Average: 3 22.39 0.00 0.85 0.05 0.08 76.63