---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-485 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 703 10935 3 4350 14943 Swap: 1023 1 1022 ---> 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:5f:3e:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80161sec preferred_lft 80161sec inet6 fe80::f816:3eff:fe5f:3e51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:30:0f:9a:8c:07 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 ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-485) 01/15/26 _x86_64_ (4 CPU) 14:43:39 LINUX RESTART (4 CPU) 14:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:00 73.98 23.22 47.98 2.78 340.77 5414.84 3736.61 15:10:00 14.01 1.68 11.67 0.66 23.77 371.29 418.22 15:20:00 23.67 0.18 7.59 15.90 5.48 272.91 212770.44 15:30:00 17.41 0.10 16.57 0.74 4.31 751.45 1624.87 15:40:00 13.13 0.01 12.53 0.60 0.56 409.52 461.65 15:50:00 4.61 0.00 4.42 0.18 0.16 130.08 101.91 16:00:00 5.06 0.02 4.86 0.18 1.55 142.35 98.63 16:10:00 4.72 0.00 4.54 0.18 0.31 145.47 93.48 16:20:00 10.55 0.01 10.06 0.47 0.72 580.47 376.96 Average: 18.27 2.69 13.17 2.41 40.32 888.44 24522.72 14:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:00 1524736 4733848 11197580 68.39 258740 2949920 12059828 69.22 2051192 12225056 316 15:10:00 3902904 7139016 8794732 53.71 260984 2974940 9574572 54.96 2109888 9783820 372 15:20:00 6363824 9629800 6306136 38.52 264148 3001624 7009472 40.23 2123368 7325660 292 15:30:00 10095736 13502504 2435580 14.88 269268 3137432 3545276 20.35 2161768 3571164 8940 15:40:00 7940336 11399128 4537752 27.71 271416 3187304 5248856 30.13 2166492 5723192 88 15:50:00 7942876 11419688 4517212 27.59 272144 3204608 5250232 30.14 2167904 5702320 416 16:00:00 6529008 10025496 5910568 36.10 272736 3223688 6651296 38.18 2170388 7121248 216 16:10:00 6358196 9875700 6060432 37.01 273132 3244300 6751944 38.76 2173288 7266452 88 16:20:00 8958760 12618760 3319300 20.27 276972 3380996 4249112 24.39 2188068 4687136 22044 Average: 6624042 10038216 5897699 36.02 268838 3144979 6704510 38.48 2145817 7045116 3641 14:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:00 lo 26.33 26.33 18.43 18.43 0.00 0.00 0.00 0.00 15:00:00 ens3 1.95 1.96 0.63 0.56 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:00 lo 35.14 35.14 14.84 14.84 0.00 0.00 0.00 0.00 15:10:00 ens3 1.18 1.04 0.28 0.99 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 16.78 16.78 8.65 8.65 0.00 0.00 0.00 0.00 15:20:00 ens3 0.50 0.46 0.11 0.08 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 10.11 10.11 4.92 4.92 0.00 0.00 0.00 0.00 15:30:00 ens3 0.85 0.79 0.23 0.20 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:00 lo 20.76 20.76 10.97 10.97 0.00 0.00 0.00 0.00 15:40:00 ens3 1.21 0.86 0.36 0.27 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 23.93 23.93 9.12 9.12 0.00 0.00 0.00 0.00 15:50:00 ens3 0.61 0.48 0.15 0.11 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:00 lo 18.43 18.43 8.43 8.43 0.00 0.00 0.00 0.00 16:00:00 ens3 0.51 0.39 0.14 0.10 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:00 lo 18.00 18.00 10.06 10.06 0.00 0.00 0.00 0.00 16:10:00 ens3 5.95 3.47 3.87 2.57 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:00 lo 17.76 17.76 9.93 9.93 0.00 0.00 0.00 0.00 16:20:00 ens3 0.96 0.80 0.29 0.23 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.77 20.77 10.55 10.55 0.00 0.00 0.00 0.00 Average: ens3 1.52 1.14 0.67 0.57 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-485) 01/15/26 _x86_64_ (4 CPU) 14:43:39 LINUX RESTART (4 CPU) 14:50:29 CPU %user %nice %system %iowait %steal %idle 15:00:00 all 53.97 0.00 2.06 0.12 0.10 43.74 15:00:00 0 55.30 0.00 2.12 0.06 0.10 42.42 15:00:00 1 54.22 0.00 1.84 0.07 0.11 43.76 15:00:00 2 53.13 0.00 2.06 0.28 0.10 44.44 15:00:00 3 53.23 0.00 2.23 0.07 0.10 44.36 15:10:00 all 28.34 0.00 1.13 0.04 0.10 70.40 15:10:00 0 28.57 0.00 1.12 0.03 0.10 70.18 15:10:00 1 27.18 0.00 1.21 0.04 0.10 71.47 15:10:00 2 28.22 0.00 1.18 0.09 0.09 70.42 15:10:00 3 29.38 0.00 0.99 0.02 0.10 69.51 15:20:00 all 16.92 0.00 0.73 0.05 0.09 82.21 15:20:00 0 17.22 0.00 0.70 0.02 0.09 81.97 15:20:00 1 17.38 0.00 0.71 0.11 0.09 81.71 15:20:00 2 16.98 0.00 0.74 0.06 0.09 82.13 15:20:00 3 16.11 0.00 0.76 0.02 0.09 83.03 15:30:00 all 23.90 0.00 0.90 0.05 0.08 75.07 15:30:00 0 23.74 0.00 0.84 0.02 0.08 75.33 15:30:00 1 24.84 0.00 0.83 0.09 0.09 74.15 15:30:00 2 23.78 0.00 0.95 0.07 0.09 75.12 15:30:00 3 23.22 0.00 0.99 0.02 0.09 75.68 15:40:00 all 22.33 0.00 0.78 0.06 0.10 76.74 15:40:00 0 22.04 0.00 0.73 0.01 0.10 77.12 15:40:00 1 22.89 0.00 0.90 0.14 0.10 75.97 15:40:00 2 21.94 0.00 0.68 0.07 0.10 77.21 15:40:00 3 22.43 0.00 0.80 0.02 0.10 76.65 15:50:00 all 8.32 0.00 0.41 0.02 0.09 91.16 15:50:00 0 8.22 0.00 0.38 0.00 0.09 91.31 15:50:00 1 8.34 0.00 0.39 0.02 0.09 91.15 15:50:00 2 8.45 0.00 0.49 0.00 0.09 90.97 15:50:00 3 8.26 0.00 0.39 0.06 0.09 91.20 16:00:00 all 9.65 0.00 0.45 0.04 0.09 89.78 16:00:00 0 9.41 0.00 0.45 0.01 0.09 90.04 16:00:00 1 10.10 0.00 0.53 0.02 0.09 89.26 16:00:00 2 9.55 0.00 0.41 0.01 0.09 89.94 16:00:00 3 9.56 0.00 0.40 0.10 0.09 89.86 16:10:00 all 9.77 0.00 0.46 0.49 0.09 89.19 16:10:00 0 9.50 0.00 0.42 0.30 0.08 89.71 16:10:00 1 9.63 0.00 0.50 0.65 0.10 89.13 16:10:00 2 9.76 0.00 0.47 0.07 0.09 89.61 16:10:00 3 10.19 0.00 0.46 0.97 0.09 88.29 16:20:00 all 17.33 0.00 0.71 0.07 0.08 81.81 16:20:00 0 16.29 0.00 0.61 0.04 0.08 82.98 16:20:00 1 17.72 0.00 0.67 0.11 0.08 81.43 16:20:00 2 18.32 0.00 0.80 0.01 0.09 80.79 16:20:00 3 16.99 0.00 0.75 0.13 0.09 82.04 Average: all 20.98 0.00 0.84 0.11 0.09 77.98 Average: 0 20.95 0.00 0.81 0.05 0.09 78.10 Average: 1 21.18 0.00 0.84 0.14 0.09 77.75 Average: 2 20.94 0.00 0.86 0.07 0.09 78.04 Average: 3 20.86 0.00 0.86 0.16 0.09 78.04