---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26674 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 683 11521 4 3783 14963 Swap: 1023 30 993 ---> 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:5d:86:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79777sec preferred_lft 79777sec inet6 fe80::f816:3eff:fe5d:862b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:c4:73:b0:59:56 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::c8c4:73ff:feb0:5956/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26674) 06/11/26 _x86_64_ (4 CPU) 12:41:30 LINUX RESTART (4 CPU) 12:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:36 51.44 5.51 43.46 2.48 150.08 4334.88 1966.64 13:10:36 48.09 26.05 20.85 1.18 348.22 1463.46 495.54 13:20:36 7.82 0.39 7.03 0.40 19.03 248.36 221.04 13:30:36 20.34 0.37 19.04 0.93 9.79 862.13 1127.77 13:40:36 10.33 0.39 9.45 0.49 9.95 311.79 212.55 13:50:36 5.80 0.37 5.22 0.21 9.01 148.99 44.55 14:00:12 21.88 0.49 5.42 15.97 14.28 165.03 218270.87 14:10:07 5.25 0.16 4.95 0.14 5.43 152.91 67.20 14:20:21 14.17 0.29 13.32 0.56 14.63 716.44 287.06 14:30:21 5.05 0.27 4.58 0.20 7.00 175.43 154.07 Average: 19.09 3.44 13.45 2.20 59.10 870.44 21419.51 12:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:36 260412 2394228 13540928 82.70 259752 1934700 14846252 85.22 1664572 13921816 160 13:10:36 4361840 6868156 9068200 55.38 271004 2295484 9725628 55.82 1843560 9641188 72 13:20:36 7207156 9740464 6199988 37.87 272220 2321280 7041148 40.42 1854244 6825716 64 13:30:36 10972480 13663964 2279256 13.92 278240 2472720 3058120 17.55 1908912 3024440 72 13:40:36 8566236 11301196 4640540 28.34 279500 2514896 5428708 31.16 1914696 5415284 60 13:50:36 8586184 11341268 4600444 28.10 280068 2534452 5326852 30.58 1918596 5384548 472 14:00:12 7040268 9822036 6118792 37.37 281060 2560144 6911236 39.67 1929344 6914280 52 14:10:07 7181392 9985628 5955344 36.37 281540 2582152 6728164 38.62 1934184 6772840 508 14:20:21 8308464 11274116 4667444 28.51 286228 2735360 5406168 31.03 1953776 5626752 52 14:30:21 7587376 10583508 5357540 32.72 286904 2765108 6021480 34.56 1967224 6333936 592 Average: 7007181 9697456 6242848 38.13 277652 2471630 7049376 40.46 1888911 6986080 210 12:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:36 lo 29.70 29.70 21.62 21.62 0.00 0.00 0.00 0.00 13:00:36 ens3 1.86 1.72 0.54 0.47 0.00 0.00 0.00 0.00 13:00:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:36 lo 48.03 48.03 19.63 19.63 0.00 0.00 0.00 0.00 13:10:36 ens3 2.13 2.17 0.46 1.39 0.00 0.00 0.00 0.00 13:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:36 lo 11.30 11.30 6.57 6.57 0.00 0.00 0.00 0.00 13:20:36 ens3 0.51 0.38 0.09 0.07 0.00 0.00 0.00 0.00 13:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:36 lo 13.16 13.16 6.59 6.59 0.00 0.00 0.00 0.00 13:30:36 ens3 0.94 0.84 0.25 0.21 0.00 0.00 0.00 0.00 13:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:36 lo 19.55 19.55 10.17 10.17 0.00 0.00 0.00 0.00 13:40:36 ens3 0.98 0.79 0.23 0.18 0.00 0.00 0.00 0.00 13:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:36 lo 24.47 24.47 8.97 8.97 0.00 0.00 0.00 0.00 13:50:36 ens3 0.66 0.46 0.17 0.12 0.00 0.00 0.00 0.00 13:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:12 lo 23.49 23.49 10.89 10.89 0.00 0.00 0.00 0.00 14:00:12 ens3 0.72 0.56 0.19 0.15 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:07 lo 12.03 12.03 7.51 7.51 0.00 0.00 0.00 0.00 14:10:07 ens3 0.49 0.41 0.10 0.08 0.00 0.00 0.00 0.00 14:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:21 lo 19.55 19.55 10.97 10.97 0.00 0.00 0.00 0.00 14:20:21 ens3 0.89 0.78 0.23 0.19 0.00 0.00 0.00 0.00 14:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:21 lo 29.90 29.90 11.77 11.77 0.00 0.00 0.00 0.00 14:30:21 ens3 0.88 0.68 0.22 0.17 0.00 0.00 0.00 0.00 14:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.14 23.14 11.50 11.50 0.00 0.00 0.00 0.00 Average: ens3 1.01 0.88 0.25 0.30 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26674) 06/11/26 _x86_64_ (4 CPU) 12:41:30 LINUX RESTART (4 CPU) 12:50:19 CPU %user %nice %system %iowait %steal %idle 13:00:36 all 61.43 0.00 2.25 0.10 0.13 36.09 13:00:36 0 61.16 0.00 2.28 0.07 0.13 36.36 13:00:36 1 62.33 0.00 2.26 0.07 0.13 35.21 13:00:36 2 61.83 0.00 2.08 0.16 0.13 35.80 13:00:36 3 60.39 0.00 2.38 0.09 0.13 37.00 13:10:36 all 34.52 0.00 1.28 0.10 0.10 63.99 13:10:36 0 34.30 0.00 1.31 0.12 0.11 64.16 13:10:36 1 34.66 0.00 1.35 0.09 0.10 63.80 13:10:36 2 34.53 0.00 1.26 0.08 0.11 64.02 13:10:36 3 34.60 0.00 1.19 0.12 0.11 63.99 13:20:36 all 16.76 0.00 0.72 0.03 0.06 82.43 13:20:36 0 17.16 0.00 0.74 0.08 0.06 81.97 13:20:36 1 17.11 0.00 0.71 0.02 0.07 82.10 13:20:36 2 16.73 0.00 0.76 0.02 0.07 82.43 13:20:36 3 16.03 0.00 0.68 0.01 0.06 83.23 13:30:36 all 29.91 0.00 0.97 0.07 0.08 68.97 13:30:36 0 29.72 0.00 1.11 0.10 0.08 69.00 13:30:36 1 30.03 0.00 0.98 0.06 0.08 68.85 13:30:36 2 29.56 0.00 0.88 0.08 0.08 69.40 13:30:36 3 30.33 0.00 0.92 0.04 0.08 68.63 13:40:36 all 18.80 0.00 0.69 0.04 0.07 80.41 13:40:36 0 18.17 0.00 0.59 0.05 0.06 81.13 13:40:36 1 18.73 0.00 0.76 0.04 0.07 80.40 13:40:36 2 19.20 0.00 0.68 0.01 0.07 80.04 13:40:36 3 19.10 0.00 0.73 0.04 0.07 80.06 13:50:36 all 8.73 0.00 0.39 0.02 0.05 90.80 13:50:36 0 8.79 0.00 0.32 0.03 0.05 90.81 13:50:36 1 8.98 0.00 0.42 0.03 0.06 90.51 13:50:36 2 8.47 0.00 0.42 0.01 0.06 91.04 13:50:36 3 8.68 0.00 0.41 0.02 0.05 90.84 14:00:12 all 10.95 0.00 0.56 0.03 0.06 88.39 14:00:12 0 11.05 0.00 0.52 0.05 0.06 88.32 14:00:12 1 11.53 0.00 0.60 0.03 0.06 87.78 14:00:12 2 10.31 0.00 0.61 0.02 0.07 89.00 14:00:12 3 10.91 0.00 0.54 0.04 0.06 88.46 14:10:07 all 10.25 0.00 0.47 0.22 0.06 89.00 14:10:07 0 10.15 0.00 0.43 0.59 0.05 88.78 14:10:07 1 10.74 0.00 0.43 0.09 0.07 88.67 14:10:07 2 10.08 0.00 0.51 0.05 0.07 89.29 14:10:07 3 10.03 0.00 0.51 0.15 0.06 89.25 14:20:21 all 20.57 0.00 0.81 0.06 0.08 78.49 14:20:21 0 19.84 0.00 0.75 0.13 0.08 79.19 14:20:21 1 20.70 0.00 0.82 0.03 0.08 78.37 14:20:21 2 20.14 0.00 0.83 0.03 0.08 78.92 14:20:21 3 21.58 0.00 0.82 0.03 0.08 77.49 14:30:21 all 11.43 0.00 0.52 0.02 0.07 87.96 14:30:21 0 11.53 0.00 0.58 0.02 0.07 87.81 14:30:21 1 11.46 0.00 0.52 0.02 0.07 87.94 14:30:21 2 11.28 0.00 0.49 0.01 0.07 88.16 14:30:21 3 11.47 0.00 0.50 0.04 0.07 87.93 Average: all 22.49 0.00 0.87 0.07 0.08 76.50 Average: 0 22.33 0.00 0.87 0.12 0.07 76.60 Average: 1 22.77 0.00 0.89 0.05 0.08 76.22 Average: 2 22.38 0.00 0.86 0.05 0.08 76.64 Average: 3 22.46 0.00 0.87 0.06 0.08 76.53