---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19328 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 28G 128G 18% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 871 11582 3 19637 30752 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:78:ff:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.153/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82992sec preferred_lft 82992sec inet6 fe80::f816:3eff:fe78:ffb6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:e7:19:68:4e:88 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::80e7:19ff:fe68:4e88/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19328) 02/22/26 _x86_64_ (8 CPU) 21:38:03 LINUX RESTART (8 CPU) 21:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:00 415.11 1.13 406.54 7.44 62.86 46163.40 56129.55 22:00:04 148.98 0.30 143.14 5.54 4.60 26744.40 30081.85 22:10:01 3.80 0.00 3.68 0.12 0.00 670.06 4921.11 22:20:01 114.36 0.54 110.21 3.61 16.82 12765.35 4539.49 22:30:04 12.22 0.59 11.28 0.35 15.19 496.96 2042.40 Average: 138.55 0.51 134.62 3.41 19.83 17341.82 19504.40 21:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:00 13922780 27816684 4419412 13.45 412812 12983004 4669804 13.77 3832704 13805932 120 22:00:04 7830632 27496388 4869460 14.82 562620 18088300 5303948 15.64 5446472 17905036 236 22:10:01 7550408 27417740 5030568 15.31 570760 18165892 5506948 16.24 5478888 18117560 484 22:20:01 267652 21398032 10734212 32.66 599800 19541632 15995592 47.17 5943852 22864092 624 22:30:04 242144 20417236 11723040 35.67 587464 18607280 17020116 50.19 5703560 23150812 556 Average: 5962723 24909216 7355338 22.38 546691 17477222 9699282 28.60 5281095 19168686 404 21:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:00 lo 0.38 0.38 0.06 0.06 0.00 0.00 0.00 0.00 21:50:00 ens3 359.47 214.28 2343.26 66.10 0.00 0.00 0.00 0.00 21:50:00 docker0 27.15 45.19 1.54 732.29 0.00 0.00 0.00 0.00 22:00:04 lo 0.26 0.26 0.04 0.04 0.00 0.00 0.00 0.00 22:00:04 ens3 94.85 55.28 1071.02 16.50 0.00 0.00 0.00 0.00 22:00:04 docker0 7.41 14.17 0.52 320.01 0.00 0.00 0.00 0.00 22:00:04 veth1a98a81 3.06 7.07 0.30 152.58 0.00 0.00 0.00 0.01 22:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:10:01 ens3 15.47 10.40 52.37 2.63 0.00 0.00 0.00 0.00 22:10:01 docker0 10.18 14.81 2.05 52.20 0.00 0.00 0.00 0.00 22:10:01 veth1a98a81 10.18 14.81 2.19 52.20 0.00 0.00 0.00 0.00 22:20:01 lo 0.44 0.44 0.06 0.06 0.00 0.00 0.00 0.00 22:20:01 ens3 48.91 39.52 954.23 8.19 0.00 0.00 0.00 0.00 22:20:01 docker0 1.07 1.68 0.10 31.45 0.00 0.00 0.00 0.00 22:20:01 br-1c9f5b25598b 0.34 0.31 0.01 0.02 0.00 0.00 0.00 0.00 22:20:01 veth8aea740 0.36 0.37 0.04 0.17 0.00 0.00 0.00 0.00 22:20:01 vetha314342 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 22:20:01 veth812e9b8 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 22:20:01 vethc7cfd28 0.09 0.18 0.00 0.01 0.00 0.00 0.00 0.00 22:20:01 veth32152ac 29.90 30.71 8.83 8.36 0.00 0.00 0.00 0.00 22:20:01 veth117b231 25.43 24.54 9.25 5.15 0.00 0.00 0.00 0.00 22:20:01 veth808aeba 0.31 0.44 0.37 1.94 0.00 0.00 0.00 0.00 22:20:01 veth851d4b1 1.44 1.19 0.19 1.21 0.00 0.00 0.00 0.00 22:30:04 lo 8.15 8.15 36.62 36.62 0.00 0.00 0.00 0.00 22:30:04 ens3 10.37 7.38 3.90 4.05 0.00 0.00 0.00 0.00 22:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:04 br-1c9f5b25598b 4.40 4.26 35.76 0.94 0.00 0.00 0.00 0.00 22:30:04 veth8aea740 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 22:30:04 vetha314342 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 22:30:04 veth812e9b8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:04 vethc7cfd28 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:04 veth32152ac 307.23 332.33 243.16 157.84 0.00 0.00 0.00 0.02 22:30:04 veth117b231 129.07 117.99 110.92 76.95 0.00 0.00 0.00 0.01 22:30:04 veth851d4b1 211.90 197.36 96.86 170.41 0.00 0.00 0.00 0.01 Average: lo 1.88 1.88 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 105.45 65.15 883.20 19.43 0.00 0.00 0.00 0.00 Average: docker0 9.12 15.11 0.84 226.57 0.00 0.00 0.00 0.00 Average: br-1c9f5b25598b 0.95 0.92 7.19 0.19 0.00 0.00 0.00 0.00 Average: veth8aea740 0.15 0.12 0.02 0.10 0.00 0.00 0.00 0.00 Average: vetha314342 0.05 0.07 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth812e9b8 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc7cfd28 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth32152ac 67.74 72.95 50.65 33.40 0.00 0.00 0.00 0.00 Average: veth117b231 31.03 28.63 24.15 16.50 0.00 0.00 0.00 0.00 Average: veth851d4b1 42.89 39.91 19.51 34.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19328) 02/22/26 _x86_64_ (8 CPU) 21:38:03 LINUX RESTART (8 CPU) 21:40:04 CPU %user %nice %system %iowait %steal %idle 21:50:00 all 21.02 0.00 3.31 1.47 0.07 74.14 21:50:00 0 25.51 0.00 3.39 0.55 0.07 70.47 21:50:00 1 22.30 0.00 3.72 1.20 0.07 72.72 21:50:00 2 21.36 0.00 3.90 1.86 0.07 72.82 21:50:00 3 21.58 0.00 3.37 1.52 0.07 73.46 21:50:00 4 19.36 0.00 3.48 1.28 0.07 75.81 21:50:00 5 21.51 0.00 3.23 1.87 0.07 73.32 21:50:00 6 19.75 0.00 2.89 2.27 0.06 75.04 21:50:00 7 16.78 0.00 2.49 1.18 0.06 79.49 22:00:04 all 16.64 0.00 1.76 0.78 0.05 80.78 22:00:04 0 12.94 0.00 2.22 0.77 0.05 84.03 22:00:04 1 21.64 0.00 1.86 1.03 0.06 75.42 22:00:04 2 9.60 0.00 1.70 0.50 0.05 88.16 22:00:04 3 11.83 0.00 1.66 0.63 0.04 85.85 22:00:04 4 9.75 0.00 1.83 0.69 0.04 87.68 22:00:04 5 9.45 0.00 1.68 1.81 0.04 87.01 22:00:04 6 9.23 0.00 1.26 0.24 0.03 89.24 22:00:04 7 48.66 0.00 1.84 0.60 0.07 48.84 22:10:01 all 11.39 0.00 0.27 0.02 0.02 88.29 22:10:01 0 24.02 0.00 0.31 0.00 0.03 75.64 22:10:01 1 5.27 0.00 0.70 0.12 0.04 93.87 22:10:01 2 0.65 0.00 0.11 0.01 0.04 99.19 22:10:01 3 0.34 0.00 0.10 0.02 0.01 99.53 22:10:01 4 9.20 0.00 0.37 0.00 0.02 90.41 22:10:01 5 0.36 0.00 0.09 0.00 0.01 99.53 22:10:01 6 24.74 0.00 0.24 0.02 0.02 74.98 22:10:01 7 26.54 0.00 0.20 0.00 0.02 73.24 22:20:01 all 11.04 0.02 1.38 0.42 0.06 87.08 22:20:01 0 8.13 0.01 1.37 0.39 0.06 90.05 22:20:01 1 22.64 0.01 1.60 0.48 0.07 75.21 22:20:01 2 8.39 0.01 1.35 0.70 0.07 89.50 22:20:01 3 13.54 0.04 1.44 0.31 0.06 84.61 22:20:01 4 8.65 0.01 1.36 0.60 0.05 89.33 22:20:01 5 9.22 0.02 1.21 0.18 0.06 89.32 22:20:01 6 9.50 0.04 1.38 0.54 0.06 88.48 22:20:01 7 8.27 0.01 1.35 0.18 0.05 90.14 22:30:04 all 7.10 0.00 1.08 0.05 0.07 91.70 22:30:04 0 7.29 0.00 1.10 0.04 0.07 91.51 22:30:04 1 6.92 0.00 1.14 0.10 0.07 91.78 22:30:04 2 8.24 0.00 1.09 0.05 0.07 90.55 22:30:04 3 5.86 0.00 1.14 0.03 0.07 92.90 22:30:04 4 6.60 0.00 1.08 0.06 0.07 92.20 22:30:04 5 7.06 0.00 1.08 0.05 0.06 91.75 22:30:04 6 7.68 0.00 0.99 0.04 0.07 91.22 22:30:04 7 7.16 0.00 1.04 0.03 0.07 91.70 Average: all 13.43 0.00 1.56 0.55 0.05 84.41 Average: 0 15.56 0.00 1.68 0.35 0.05 82.36 Average: 1 15.75 0.00 1.80 0.58 0.06 81.80 Average: 2 9.63 0.00 1.62 0.62 0.06 88.07 Average: 3 10.61 0.01 1.54 0.50 0.05 87.29 Average: 4 10.69 0.00 1.62 0.53 0.05 87.11 Average: 5 9.50 0.01 1.46 0.78 0.05 88.21 Average: 6 14.16 0.01 1.35 0.62 0.05 83.82 Average: 7 21.53 0.00 1.38 0.40 0.05 76.63