---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37768 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17G 61G 22% / 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 727 6699 4 8562 14919 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:2b:78:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79593sec preferred_lft 79593sec inet6 fe80::f816:3eff:fe2b:7842/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:7b:f4:9c:73:d6 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::407b:f4ff:fe9c:73d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-37768) 08/15/26 _x86_64_ (4 CPU) 14:15:24 LINUX RESTART (4 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:25 67.57 1.79 48.57 17.20 101.29 19663.63 267760.15 14:40:31 5.92 0.30 5.42 0.21 19.94 129.42 964.14 14:50:01 9.41 0.01 8.93 0.48 0.28 319.48 2512.52 15:00:05 23.71 0.76 21.92 1.03 9.22 1731.91 1647.81 15:10:05 28.19 0.06 26.71 1.42 3.50 1695.39 788.50 15:20:01 12.67 0.00 12.13 0.54 0.09 361.46 295.24 15:30:28 5.59 0.00 5.40 0.19 0.00 151.60 80.96 15:40:08 6.80 0.00 6.54 0.26 0.00 186.81 127.60 15:50:01 4.08 0.00 3.90 0.19 0.00 139.11 82.58 16:00:15 11.73 0.00 11.12 0.62 0.00 674.99 180.83 Average: 17.78 0.30 15.21 2.27 13.82 2576.35 28403.41 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:25 1293864 9150200 6775584 41.38 239356 7454008 7724260 44.34 1967900 12391824 84 14:40:31 3225336 11092712 4834204 29.53 240220 7464260 5482256 31.47 2018496 10402848 28 14:50:01 5555856 13442528 2486004 15.18 241652 7482092 4403788 25.28 2038796 8076176 7064 15:00:05 5841688 14128464 1797436 10.98 254244 7854616 2892204 16.60 2168316 7635500 12644 15:10:05 6005944 13665696 2260732 13.81 264940 7226060 3003692 17.24 2275984 7355992 2328 15:20:01 3545612 11251356 4675212 28.55 266712 7270116 5401784 31.01 2279828 9822928 284 15:30:28 3580060 11305660 4620920 28.22 267224 7289416 5315656 30.51 2281020 9770792 112 15:40:08 6758916 14525996 1402696 8.57 267892 7330124 2192040 12.58 2285952 6620524 20576 15:50:01 6060808 13830516 2096408 12.80 268664 7331980 2863612 16.44 2286764 7288272 428 16:00:15 3374620 11298548 4627752 28.26 272704 7475724 5273456 30.27 2302544 9969320 164 Average: 4524270 12369168 3557695 21.73 258361 7417840 4455275 25.57 2190560 8933418 4371 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:25 lo 9.03 9.03 7.15 7.15 0.00 0.00 0.00 0.00 14:30:25 ens3 58.33 38.41 954.86 3.19 0.00 0.00 0.00 0.00 14:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:31 lo 7.50 7.50 4.37 4.37 0.00 0.00 0.00 0.00 14:40:31 ens3 1.19 0.73 0.65 0.96 0.00 0.00 0.00 0.00 14:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 10.77 10.77 6.11 6.11 0.00 0.00 0.00 0.00 14:50:01 ens3 0.69 0.56 0.14 0.11 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:05 lo 13.94 13.94 11.04 11.04 0.00 0.00 0.00 0.00 15:00:05 ens3 1.03 0.86 0.32 0.26 0.00 0.00 0.00 0.00 15:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:05 lo 25.22 25.22 14.55 14.55 0.00 0.00 0.00 0.00 15:10:05 ens3 1.58 1.39 0.41 0.33 0.00 0.00 0.00 0.00 15:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 21.31 21.31 11.21 11.21 0.00 0.00 0.00 0.00 15:20:01 ens3 0.90 0.77 0.20 0.17 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 15:30:28 lo 25.14 25.14 9.16 9.16 0.00 0.00 0.00 0.00 15:30:28 ens3 0.59 0.44 0.15 0.10 0.00 0.00 0.00 0.00 15:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:08 lo 23.47 23.47 10.91 10.91 0.00 0.00 0.00 0.00 15:40:08 ens3 0.61 0.52 0.12 0.11 0.00 0.00 0.00 0.00 15:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 18.04 18.04 10.67 10.67 0.00 0.00 0.00 0.00 15:50:01 ens3 0.66 0.52 0.15 0.12 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 16:00:15 lo 17.82 17.82 9.50 9.50 0.00 0.00 0.00 0.00 16:00:15 ens3 1.19 0.89 0.39 0.28 0.00 0.00 0.00 0.00 16:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.23 17.23 9.46 9.46 0.00 0.00 0.00 0.00 Average: ens3 6.89 4.65 99.20 0.58 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-37768) 08/15/26 _x86_64_ (4 CPU) 14:15:24 LINUX RESTART (4 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:25 all 28.63 0.00 1.63 0.43 0.08 69.22 14:30:25 0 28.13 0.00 1.39 0.33 0.08 70.07 14:30:25 1 31.88 0.00 1.90 0.44 0.08 65.70 14:30:25 2 27.73 0.00 1.75 0.66 0.08 69.78 14:30:25 3 26.78 0.00 1.50 0.31 0.08 71.34 14:40:31 all 9.56 0.00 0.45 0.02 0.08 89.89 14:40:31 0 9.44 0.00 0.46 0.01 0.07 90.02 14:40:31 1 9.66 0.00 0.43 0.04 0.08 89.79 14:40:31 2 9.45 0.00 0.41 0.02 0.08 90.03 14:40:31 3 9.66 0.00 0.49 0.02 0.08 89.74 14:50:01 all 19.20 0.00 0.70 0.03 0.09 79.98 14:50:01 0 19.36 0.00 0.67 0.06 0.08 79.83 14:50:01 1 18.75 0.00 0.72 0.03 0.09 80.41 14:50:01 2 18.84 0.00 0.73 0.01 0.08 80.34 14:50:01 3 19.85 0.00 0.67 0.03 0.09 79.36 15:00:05 all 27.69 0.00 1.00 0.06 0.09 71.16 15:00:05 0 27.42 0.00 1.04 0.03 0.08 71.42 15:00:05 1 28.05 0.00 0.91 0.04 0.10 70.90 15:00:05 2 28.07 0.00 1.08 0.03 0.09 70.73 15:00:05 3 27.20 0.00 0.98 0.13 0.10 71.59 15:10:05 all 43.83 0.00 1.63 0.09 0.10 54.35 15:10:05 0 44.55 0.00 1.72 0.08 0.10 53.55 15:10:05 1 43.63 0.00 1.43 0.20 0.10 54.64 15:10:05 2 43.48 0.00 1.79 0.06 0.10 54.57 15:10:05 3 43.66 0.00 1.58 0.04 0.10 54.62 15:20:01 all 22.25 0.00 0.76 0.04 0.07 76.87 15:20:01 0 22.19 0.00 0.73 0.04 0.07 76.97 15:20:01 1 22.91 0.00 0.78 0.03 0.08 76.20 15:20:01 2 22.33 0.00 0.78 0.08 0.08 76.73 15:20:01 3 21.55 0.00 0.76 0.03 0.07 77.59 15:30:28 all 8.95 0.00 0.43 0.03 0.07 90.52 15:30:28 0 8.91 0.00 0.38 0.05 0.07 90.58 15:30:28 1 8.84 0.00 0.50 0.02 0.07 90.56 15:30:28 2 9.10 0.00 0.43 0.01 0.07 90.39 15:30:28 3 8.93 0.00 0.43 0.01 0.08 90.55 15:40:08 all 13.84 0.00 0.59 0.03 0.08 85.47 15:40:08 0 12.98 0.00 0.63 0.03 0.08 86.28 15:40:08 1 13.67 0.00 0.48 0.06 0.08 85.72 15:40:08 2 14.44 0.00 0.62 0.01 0.08 84.85 15:40:08 3 14.25 0.00 0.63 0.01 0.08 85.03 15:50:01 all 9.17 0.00 0.44 0.02 0.07 90.30 15:50:01 0 9.12 0.00 0.46 0.03 0.07 90.31 15:50:01 1 9.27 0.00 0.40 0.03 0.07 90.23 15:50:01 2 9.29 0.00 0.43 0.02 0.07 90.18 15:50:01 3 8.99 0.00 0.45 0.02 0.07 90.47 16:00:15 all 21.27 0.00 0.74 0.05 0.08 77.87 16:00:15 0 20.91 0.00 0.71 0.06 0.07 78.24 16:00:15 1 22.54 0.00 0.74 0.04 0.08 76.60 16:00:15 2 21.01 0.00 0.81 0.06 0.07 78.05 16:00:15 3 20.61 0.00 0.70 0.02 0.08 78.58 Average: all 20.45 0.00 0.84 0.08 0.08 78.54 Average: 0 20.32 0.00 0.82 0.07 0.08 78.71 Average: 1 20.95 0.00 0.83 0.09 0.08 78.04 Average: 2 20.39 0.00 0.89 0.10 0.08 78.54 Average: 3 20.15 0.00 0.82 0.06 0.08 78.89