---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2969 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 699 11598 3 3691 14947 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:d9:80:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79679sec preferred_lft 79679sec inet6 fe80::f816:3eff:fed9:8048/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:48:6d:2b:8c:8a 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::7848:6dff:fe2b:8c8a/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-2969) 04/15/26 _x86_64_ (4 CPU) 10:49:01 LINUX RESTART (4 CPU) 10:50:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:09 137.59 9.56 122.92 5.12 904.46 39766.21 11942.42 11:10:01 61.92 29.07 31.17 1.68 329.98 1764.29 1648.42 11:20:33 8.79 0.31 8.10 0.38 15.07 232.65 697.05 11:30:33 7.61 0.02 7.22 0.38 1.03 261.47 705.89 11:40:01 14.98 0.05 14.28 0.65 0.90 713.71 707.85 11:50:33 14.22 0.05 13.47 0.69 2.72 412.07 1064.76 12:00:33 4.58 0.00 4.42 0.17 0.19 127.03 293.24 12:10:01 4.91 0.05 4.68 0.18 3.14 149.11 278.31 12:20:16 5.14 0.00 4.94 0.20 0.30 148.15 280.01 12:30:33 26.48 0.05 10.94 15.49 1.54 649.52 203630.18 12:40:01 5.50 0.02 5.29 0.19 0.76 183.86 102.41 Average: 26.15 3.51 20.32 2.31 111.52 3910.49 20696.92 10:50:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:09 1803192 9700980 6220428 37.99 261268 7425288 8367864 48.03 2183028 11608628 2132 11:10:01 3733248 6242432 9694980 59.21 268812 2292716 10791876 61.95 1935724 10192088 464 11:20:33 4564768 7092920 8845372 54.02 269848 2310476 9552616 54.83 1949764 9344468 136 11:30:33 7099932 9648804 6291932 38.43 270880 2330184 7000848 40.18 1954508 6821580 52 11:40:01 11989032 14660132 1283740 7.84 275952 2447240 2038772 11.70 1979648 1935820 336 11:50:33 8713552 11444296 4497520 27.47 278392 2504448 5293060 30.38 1985084 5188972 236 12:00:33 8656160 11403604 4538068 27.72 278840 2520692 5274000 30.27 1985952 5245752 320 12:10:01 7213660 9981512 5959352 36.40 279172 2540776 6715028 38.54 1988444 6683544 524 12:20:16 7038176 9826464 6114400 37.34 279768 2560624 6804792 39.06 1991872 6854332 144 12:30:33 8390620 11322988 4618544 28.21 284396 2700072 5242372 30.09 2012668 5488332 240 12:40:01 7517840 10477544 5463432 33.37 285000 2726796 6068568 34.83 2023608 6328128 124 Average: 6974562 10163789 5775252 35.27 275666 2941756 6649981 38.17 1999118 6881059 428 10:50:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:09 lo 4.86 4.86 5.39 5.39 0.00 0.00 0.00 0.00 11:00:09 ens3 133.43 102.53 1909.72 12.28 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 37.22 37.22 22.16 22.16 0.00 0.00 0.00 0.00 11:10:01 ens3 2.10 1.82 0.49 0.43 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:33 lo 34.10 34.10 12.63 12.63 0.00 0.00 0.00 0.00 11:20:33 ens3 0.85 0.91 0.17 0.15 0.00 0.00 0.00 0.00 11:20:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:33 lo 9.87 9.87 6.12 6.12 0.00 0.00 0.00 0.00 11:30:33 ens3 0.53 0.35 0.09 0.06 0.00 0.00 0.00 0.00 11:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 9.09 9.09 4.62 4.62 0.00 0.00 0.00 0.00 11:40:01 ens3 0.90 0.86 0.26 0.21 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:33 lo 18.98 18.98 9.79 9.79 0.00 0.00 0.00 0.00 11:50:33 ens3 0.77 0.66 0.16 0.13 0.00 0.00 0.00 0.00 11:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:33 lo 20.87 20.87 8.63 8.63 0.00 0.00 0.00 0.00 12:00:33 ens3 0.86 0.64 0.23 0.18 0.00 0.00 0.00 0.00 12:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 27.65 27.65 11.64 11.64 0.00 0.00 0.00 0.00 12:10:01 ens3 0.58 0.55 0.12 0.10 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:16 lo 16.91 16.91 9.92 9.92 0.00 0.00 0.00 0.00 12:20:16 ens3 1.28 0.53 0.25 0.13 0.00 0.00 0.00 0.00 12:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:33 lo 18.93 18.93 10.58 10.58 0.00 0.00 0.00 0.00 12:30:33 ens3 2.62 0.89 0.56 0.30 0.00 0.00 0.00 0.00 12:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 34.14 34.14 13.26 13.26 0.00 0.00 0.00 0.00 12:40:01 ens3 1.34 0.76 0.35 0.24 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.19 21.19 10.45 10.45 0.00 0.00 0.00 0.00 Average: ens3 12.79 9.72 167.77 1.25 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-2969) 04/15/26 _x86_64_ (4 CPU) 10:49:01 LINUX RESTART (4 CPU) 10:50:33 CPU %user %nice %system %iowait %steal %idle 11:00:09 all 51.79 0.00 2.64 0.45 0.10 45.02 11:00:09 0 50.67 0.00 2.93 0.54 0.10 45.76 11:00:09 1 50.03 0.00 2.43 0.39 0.10 47.05 11:00:09 2 53.50 0.00 2.85 0.58 0.10 42.97 11:00:09 3 52.94 0.00 2.37 0.28 0.10 44.31 11:10:01 all 53.51 0.00 1.99 0.11 0.12 44.27 11:10:01 0 52.91 0.00 1.81 0.08 0.12 45.08 11:10:01 1 53.58 0.00 2.19 0.17 0.12 43.94 11:10:01 2 54.04 0.00 1.98 0.14 0.12 43.71 11:10:01 3 53.52 0.00 1.96 0.07 0.13 44.33 11:20:33 all 16.32 0.00 0.82 0.03 0.10 82.72 11:20:33 0 15.49 0.00 0.84 0.02 0.10 83.55 11:20:33 1 16.85 0.00 0.77 0.06 0.10 82.22 11:20:33 2 16.17 0.00 0.85 0.03 0.10 82.86 11:20:33 3 16.78 0.00 0.85 0.03 0.10 82.25 11:30:33 all 16.36 0.00 0.64 0.03 0.09 82.88 11:30:33 0 16.17 0.00 0.75 0.05 0.08 82.95 11:30:33 1 16.54 0.00 0.60 0.04 0.10 82.73 11:30:33 2 16.57 0.00 0.58 0.02 0.09 82.74 11:30:33 3 16.15 0.00 0.62 0.03 0.09 83.12 11:40:01 all 20.75 0.00 0.82 0.05 0.08 78.29 11:40:01 0 21.46 0.00 0.79 0.13 0.07 77.55 11:40:01 1 20.74 0.00 0.77 0.04 0.08 78.37 11:40:01 2 19.53 0.00 0.88 0.04 0.09 79.46 11:40:01 3 21.25 0.00 0.86 0.01 0.08 77.79 11:50:33 all 25.11 0.00 0.83 0.05 0.09 73.92 11:50:33 0 24.98 0.00 0.74 0.11 0.09 74.08 11:50:33 1 24.50 0.00 0.87 0.03 0.09 74.51 11:50:33 2 25.48 0.00 0.85 0.04 0.09 73.54 11:50:33 3 25.46 0.00 0.87 0.02 0.09 73.56 12:00:33 all 8.52 0.00 0.42 0.03 0.08 90.96 12:00:33 0 8.72 0.00 0.35 0.01 0.07 90.85 12:00:33 1 8.86 0.00 0.44 0.01 0.08 90.61 12:00:33 2 8.45 0.00 0.49 0.02 0.08 90.96 12:00:33 3 8.05 0.00 0.41 0.06 0.08 91.40 12:10:01 all 10.92 0.00 0.41 0.02 0.08 88.57 12:10:01 0 10.93 0.00 0.40 0.02 0.08 88.57 12:10:01 1 11.00 0.00 0.43 0.01 0.08 88.47 12:10:01 2 11.18 0.00 0.38 0.02 0.08 88.34 12:10:01 3 10.57 0.00 0.41 0.02 0.08 88.92 12:20:16 all 9.38 0.00 0.38 0.02 0.08 90.14 12:20:16 0 8.90 0.00 0.32 0.01 0.07 90.69 12:20:16 1 9.77 0.00 0.39 0.02 0.08 89.75 12:20:16 2 9.32 0.00 0.40 0.03 0.08 90.17 12:20:16 3 9.54 0.00 0.38 0.04 0.09 89.95 12:30:33 all 19.22 0.00 0.70 0.12 0.09 79.87 12:30:33 0 19.56 0.00 0.74 0.20 0.09 79.42 12:30:33 1 18.75 0.00 0.66 0.12 0.09 80.38 12:30:33 2 18.88 0.00 0.74 0.13 0.09 80.16 12:30:33 3 19.71 0.00 0.65 0.03 0.09 79.52 12:40:01 all 11.06 0.00 0.57 0.02 0.09 88.27 12:40:01 0 10.32 0.00 0.50 0.01 0.08 89.09 12:40:01 1 11.56 0.00 0.63 0.04 0.09 87.68 12:40:01 2 11.21 0.00 0.63 0.03 0.10 88.04 12:40:01 3 11.12 0.00 0.52 0.00 0.08 88.27 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.00 0.00 0.92 0.08 0.09 76.90 Average: 0 21.74 0.00 0.92 0.11 0.09 77.15 Average: 1 21.94 0.00 0.92 0.08 0.09 76.97 Average: 2 22.13 0.00 0.96 0.10 0.09 76.73 Average: 3 22.20 0.00 0.89 0.05 0.09 76.76