---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1485 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 700 10817 4 4471 14945 Swap: 1023 15 1008 ---> 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:1f:0d:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79305sec preferred_lft 79305sec inet6 fe80::f816:3eff:fe1f:d4a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:dc:4c:30:2c:84 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::94dc:4cff:fe30:2c84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1485) 04/09/26 _x86_64_ (4 CPU) 13:49:32 LINUX RESTART (4 CPU) 13:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:01 141.73 9.78 126.26 5.69 1090.57 37376.02 12508.44 14:10:15 65.53 23.69 39.60 2.24 297.62 3918.28 2337.00 14:20:05 10.22 0.34 9.30 0.57 9.40 302.22 789.32 14:30:15 8.83 0.10 8.32 0.41 8.02 515.43 577.98 14:40:15 34.02 0.06 17.71 16.25 1.49 549.63 211211.54 14:50:15 8.18 0.01 7.87 0.30 0.84 219.72 125.12 15:00:15 4.59 0.05 4.37 0.18 0.56 133.41 454.81 15:10:15 4.79 0.01 4.60 0.18 1.08 140.23 109.96 15:20:15 4.80 0.02 4.60 0.18 0.45 146.68 87.53 15:30:01 11.95 0.04 11.34 0.57 4.11 724.59 365.34 15:40:15 5.35 0.03 5.13 0.20 0.91 172.92 60.48 Average: 27.32 3.14 21.74 2.43 128.83 4011.53 20746.19 13:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:01 1536404 13077868 2842012 17.36 262936 11013860 3582072 20.56 2171108 11832808 502752 14:10:15 2305276 5572836 10358764 63.27 271672 2983176 11094212 63.68 2067368 11422116 140 14:20:05 3452960 6742528 9191356 56.14 273104 3003540 10783168 61.90 2089244 10259364 684 14:30:15 8798772 12188296 3749088 22.90 277156 3099424 4612180 26.47 2100212 4925508 216 14:40:15 9473344 12943180 2994628 18.29 280052 3176832 3729992 21.41 2129396 4216604 40 14:50:15 7795268 11292708 4644024 28.36 281072 3203416 5441352 31.23 2131656 5877944 100 15:00:15 7941856 11457772 4479044 27.36 281588 3221372 5199448 29.84 2132944 5735412 116 15:10:15 6327072 9861964 6074048 37.10 282040 3239900 6818072 39.14 2135056 7350448 308 15:20:15 6046864 9602916 6333112 38.68 282692 3260416 7020708 40.30 2138572 7619736 260 15:30:01 7673888 11382960 4553924 27.81 287108 3407548 5255736 30.17 2154480 5985928 240 15:40:15 6808492 10544816 5391584 32.93 287580 3434272 6026776 34.59 2165676 6825892 136 Average: 6196381 10424349 5510144 33.65 278818 3913069 6323974 36.30 2128701 7459251 45908 13:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:01 lo 3.27 3.27 2.45 2.45 0.00 0.00 0.00 0.00 14:00:01 ens3 155.84 115.75 2044.64 15.93 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:10:15 lo 45.83 45.83 26.99 26.99 0.00 0.00 0.00 0.00 14:10:15 ens3 2.75 2.07 0.75 0.59 0.00 0.00 0.00 0.00 14:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 28.45 28.45 11.01 11.01 0.00 0.00 0.00 0.00 14:20:05 ens3 1.07 0.76 0.27 0.20 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:15 lo 12.46 12.46 7.25 7.25 0.00 0.00 0.00 0.00 14:30:15 ens3 0.70 0.57 0.18 0.14 0.00 0.00 0.00 0.00 14:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:15 lo 13.06 13.06 7.24 7.24 0.00 0.00 0.00 0.00 14:40:15 ens3 0.91 0.92 0.18 0.16 0.00 0.00 0.00 0.00 14:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:15 lo 19.74 19.74 9.35 9.35 0.00 0.00 0.00 0.00 14:50:15 ens3 0.73 0.68 0.15 0.12 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:15 lo 26.75 26.75 9.24 9.24 0.00 0.00 0.00 0.00 15:00:15 ens3 0.59 0.40 0.16 0.11 0.00 0.00 0.00 0.00 15:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:15 lo 16.74 16.74 8.58 8.58 0.00 0.00 0.00 0.00 15:10:15 ens3 0.61 0.47 0.13 0.10 0.00 0.00 0.00 0.00 15:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:15 lo 17.80 17.80 10.52 10.52 0.00 0.00 0.00 0.00 15:20:15 ens3 0.60 0.49 0.13 0.10 0.00 0.00 0.00 0.00 15:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 18.21 18.21 10.06 10.06 0.00 0.00 0.00 0.00 15:30:01 ens3 1.46 1.32 9.38 0.24 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:15 lo 25.25 25.25 9.89 9.89 0.00 0.00 0.00 0.00 15:40:15 ens3 0.66 0.48 0.16 0.11 0.00 0.00 0.00 0.00 15:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.74 20.74 10.26 10.26 0.00 0.00 0.00 0.00 Average: ens3 15.03 11.23 186.20 1.61 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-1485) 04/09/26 _x86_64_ (4 CPU) 13:49:32 LINUX RESTART (4 CPU) 13:50:02 CPU %user %nice %system %iowait %steal %idle 14:00:01 all 47.23 0.00 2.79 0.54 0.09 49.35 14:00:01 0 47.29 0.00 2.54 0.61 0.10 49.47 14:00:01 1 46.11 0.00 3.12 0.62 0.10 50.05 14:00:01 2 45.30 0.00 2.67 0.30 0.09 51.63 14:00:01 3 50.20 0.00 2.82 0.64 0.09 46.24 14:10:15 all 62.11 0.00 2.39 0.11 0.12 35.27 14:10:15 0 62.15 0.00 2.39 0.19 0.12 35.16 14:10:15 1 62.68 0.00 2.30 0.08 0.12 34.82 14:10:15 2 61.79 0.00 2.37 0.03 0.12 35.69 14:10:15 3 61.82 0.00 2.52 0.12 0.11 35.42 14:20:05 all 21.72 0.00 0.93 0.03 0.10 77.22 14:20:05 0 21.57 0.00 0.91 0.03 0.10 77.39 14:20:05 1 21.86 0.00 0.96 0.01 0.10 77.07 14:20:05 2 21.63 0.00 0.94 0.03 0.10 77.30 14:20:05 3 21.82 0.00 0.93 0.05 0.10 77.11 14:30:15 all 15.73 0.00 0.63 0.05 0.09 83.51 14:30:15 0 15.54 0.00 0.58 0.02 0.08 83.78 14:30:15 1 15.63 0.00 0.60 0.01 0.09 83.67 14:30:15 2 15.12 0.00 0.65 0.06 0.08 84.09 14:30:15 3 16.65 0.00 0.69 0.09 0.09 82.49 14:40:15 all 27.79 0.00 0.93 0.05 0.09 71.14 14:40:15 0 27.02 0.00 0.99 0.05 0.09 71.85 14:40:15 1 28.46 0.00 0.94 0.06 0.09 70.45 14:40:15 2 27.36 0.00 0.89 0.05 0.09 71.60 14:40:15 3 28.33 0.00 0.89 0.05 0.09 70.64 14:50:15 all 13.71 0.00 0.56 0.02 0.09 85.63 14:50:15 0 14.11 0.00 0.45 0.01 0.08 85.34 14:50:15 1 13.54 0.00 0.72 0.03 0.09 85.62 14:50:15 2 13.63 0.00 0.51 0.02 0.09 85.75 14:50:15 3 13.55 0.00 0.53 0.03 0.09 85.79 15:00:15 all 8.24 0.00 0.34 0.07 0.08 91.26 15:00:15 0 8.11 0.00 0.28 0.01 0.08 91.51 15:00:15 1 8.14 0.00 0.38 0.04 0.08 91.37 15:00:15 2 8.30 0.00 0.37 0.00 0.08 91.24 15:00:15 3 8.41 0.00 0.34 0.24 0.08 90.92 15:10:15 all 9.51 0.00 0.33 0.02 0.08 90.06 15:10:15 0 9.26 0.00 0.33 0.01 0.08 90.33 15:10:15 1 9.43 0.00 0.33 0.04 0.08 90.11 15:10:15 2 10.08 0.00 0.37 0.00 0.09 89.46 15:10:15 3 9.27 0.00 0.30 0.02 0.08 90.33 15:20:15 all 9.49 0.00 0.34 0.02 0.09 90.07 15:20:15 0 9.76 0.00 0.44 0.01 0.09 89.71 15:20:15 1 9.60 0.00 0.30 0.03 0.09 89.98 15:20:15 2 9.11 0.00 0.33 0.02 0.09 90.46 15:20:15 3 9.47 0.00 0.29 0.02 0.08 90.13 15:30:01 all 19.68 0.00 0.66 0.05 0.09 79.52 15:30:01 0 19.40 0.00 0.71 0.03 0.08 79.78 15:30:01 1 19.98 0.00 0.68 0.09 0.09 79.17 15:30:01 2 19.80 0.00 0.59 0.02 0.08 79.51 15:30:01 3 19.54 0.00 0.67 0.05 0.09 79.65 15:40:15 all 9.25 0.00 0.35 0.02 0.09 90.30 15:40:15 0 9.17 0.00 0.34 0.01 0.08 90.39 15:40:15 1 9.32 0.00 0.36 0.01 0.09 90.22 15:40:15 2 9.25 0.00 0.38 0.02 0.09 90.26 15:40:15 3 9.25 0.00 0.32 0.03 0.08 90.33 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.28 0.00 0.93 0.09 0.09 76.61 Average: 0 22.18 0.00 0.91 0.09 0.09 76.73 Average: 1 22.31 0.00 0.97 0.09 0.09 76.54 Average: 2 22.00 0.00 0.92 0.05 0.09 76.94 Average: 3 22.62 0.00 0.94 0.12 0.09 76.23